From ceeabae889fe4ca9304febca99eee6c74d7ebec1 Mon Sep 17 00:00:00 2001
From: h1alexbel <hialexbel@gmail.com>
Date: Fri, 26 Jan 2024 17:48:54 +0300
Subject: [PATCH] chore(#96)

---
 .gitattributes                                |   8 +
 .xcop                                         |   0
 LICENSE.txt                                   |   8 +-
 checkstyle-suppressions.xml                   |  29 ---
 pom.xml                                       | 146 +++++++-------
 .../java/io/github/eocqrs/cmig/Master.java    | 182 +++++++++---------
 .../java/io/github/eocqrs/cmig/Preload.java   |  90 ++++-----
 .../java/io/github/eocqrs/cmig/State.java     |  16 +-
 .../eocqrs/cmig/check/CmigKeyspace.java       |  47 ++---
 .../github/eocqrs/cmig/check/StatesTable.java |  33 ++--
 .../eocqrs/cmig/check/package-info.java       |   9 +-
 .../io/github/eocqrs/cmig/meta/Author.java    | 101 +++++-----
 .../java/io/github/eocqrs/cmig/meta/Ids.java  |  48 ++---
 .../io/github/eocqrs/cmig/meta/Names.java     | 103 +++++-----
 .../io/github/eocqrs/cmig/meta/XpathList.java |  17 +-
 .../github/eocqrs/cmig/meta/package-info.java |   9 +-
 .../io/github/eocqrs/cmig/package-info.java   |   9 +-
 .../github/eocqrs/cmig/session/Cassandra.java |  21 +-
 .../io/github/eocqrs/cmig/session/Cql.java    |  22 +--
 .../io/github/eocqrs/cmig/session/InFile.java |  68 ++++---
 .../io/github/eocqrs/cmig/session/InText.java |  77 +++++---
 .../io/github/eocqrs/cmig/session/Simple.java |  81 ++++----
 .../eocqrs/cmig/session/package-info.java     |   9 +-
 .../io/github/eocqrs/cmig/sha/ContentsOf.java |  63 +++---
 .../java/io/github/eocqrs/cmig/sha/Sha.java   |  91 +++++----
 .../github/eocqrs/cmig/sha/StateChanges.java  |  55 +++---
 .../github/eocqrs/cmig/sha/package-info.java  |   9 +-
 .../io/github/eocqrs/cmig/MasterTest.java     |  26 +--
 .../io/github/eocqrs/cmig/PreloadTest.java    |  41 ++--
 .../eocqrs/cmig/check/CmigKeyspaceTest.java   |  41 ++--
 .../eocqrs/cmig/check/StatesTableTest.java    |  43 +++--
 .../eocqrs/cmig/check/package-info.java       |  30 +++
 .../github/eocqrs/cmig/meta/AuthorTest.java   |  36 ++--
 .../io/github/eocqrs/cmig/meta/IdsTest.java   |  47 ++---
 .../io/github/eocqrs/cmig/meta/NamesTest.java |  48 ++---
 .../github/eocqrs/cmig/meta/package-info.java |  30 +++
 .../io/github/eocqrs/cmig/package-info.java   |  30 +++
 .../eocqrs/cmig/session/InFileTest.java       |  28 +--
 .../eocqrs/cmig/session/InTextTest.java       |  32 +--
 .../eocqrs/cmig/session/SimpleTest.java       |  60 +++---
 .../eocqrs/cmig/session/package-info.java     |  30 +++
 .../eocqrs/cmig/sha/ContentsOfTest.java       |  42 ++--
 .../io/github/eocqrs/cmig/sha/ShaTest.java    |  44 ++---
 .../eocqrs/cmig/sha/StateChangesTest.java     |  70 ++++---
 .../github/eocqrs/cmig/sha/package-info.java  |  30 +++
 src/test/java/it/CassandraIntegration.java    |  62 ++++--
 src/test/java/it/CassandraRunsIT.java         |  26 +--
 src/test/java/it/CmigKeyspaceIT.java          |  54 +++---
 src/test/java/it/InFileIT.java                |  38 ++--
 src/test/java/it/MasterIT.java                |  67 +++----
 src/test/java/it/PreloadIT.java               |  52 ++---
 src/test/java/it/SimpleIT.java                |  36 ++--
 src/test/java/it/package-info.java            |  30 +++
 src/test/resources/cmig/master.xml            |   8 +-
 src/verifier/verifications.xml                |   8 +-
 55 files changed, 1319 insertions(+), 1121 deletions(-)
 create mode 100644 .gitattributes
 create mode 100644 .xcop
 delete mode 100644 checkstyle-suppressions.xml
 create mode 100644 src/test/java/io/github/eocqrs/cmig/check/package-info.java
 create mode 100644 src/test/java/io/github/eocqrs/cmig/meta/package-info.java
 create mode 100644 src/test/java/io/github/eocqrs/cmig/package-info.java
 create mode 100644 src/test/java/io/github/eocqrs/cmig/session/package-info.java
 create mode 100644 src/test/java/io/github/eocqrs/cmig/sha/package-info.java
 create mode 100644 src/test/java/it/package-info.java

diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..3908207
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,8 @@
+# Check out all text files in UNIX format, with LF as end of line
+# Don't change this file. If you have any ideas about it, please
+# submit a separate issue about it and we'll discuss.
+
+* text=auto eol=lf
+*.java ident
+*.xml ident
+*.png binary
diff --git a/.xcop b/.xcop
new file mode 100644
index 0000000..e69de29
diff --git a/LICENSE.txt b/LICENSE.txt
index 4e7da55..94a812e 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,6 +1,6 @@
-MIT License
+The MIT License (MIT)
 
-Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -9,8 +9,8 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
diff --git a/checkstyle-suppressions.xml b/checkstyle-suppressions.xml
deleted file mode 100644
index 8e56b64..0000000
--- a/checkstyle-suppressions.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0"?>
-<!--
-MIT License
-
-Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
--->
-<!DOCTYPE suppressions PUBLIC "-//Checkstyle//DTD SuppressionFilter Configuration 1.0//EN" "https://checkstyle.org/dtds/suppressions_1_0.dtd">
-<suppressions>
-  <suppress checks="LineLength" files=".*\.java$" lines="0-23"/>
-  <suppress checks="HiddenField" files=".*\.java$" lines="23-9999"/>
-</suppressions>
diff --git a/pom.xml b/pom.xml
index 78535fd..dfeb1f4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-MIT License
+The MIT License (MIT)
 
-Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -11,8 +11,8 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -33,17 +33,16 @@ SOFTWARE.
   <artifactId>cmig</artifactId>
   <version>1.0-SNAPSHOT</version>
   <name>cmig</name>
-  <description>
-    Apache Cassandra Schema Migration
-  </description>
+  <description>Apache Cassandra Schema Migration</description>
   <inceptionYear>2023</inceptionYear>
   <url>https://github.com/eo-cqrs/cmig</url>
   <developers>
     <developer>
       <id>1</id>
       <name>Aliaksei Bialiauski</name>
-      <email>abialiauski.dev@gmail.com</email>
+      <email>aliaksei.bialiauski@hey.com</email>
       <url>https://h1alexbel.github.io</url>
+      <organization>Solvd</organization>
       <organizationUrl>https://www.solvd.com</organizationUrl>
       <roles>
         <role>Architect</role>
@@ -95,11 +94,13 @@ SOFTWARE.
     <maven-gpg-plugin.version>3.1.0</maven-gpg-plugin.version>
     <mockito-core.version>5.10.0</mockito-core.version>
     <mockito-junit-jupiter.version>5.10.0</mockito-junit-jupiter.version>
-    <hamcrest-all.version>1.3</hamcrest-all.version>
+    <hamcrest-core.version>2.2</hamcrest-core.version>
     <guava.version>19.0</guava.version>
     <test-cassandra.version>1.19.4</test-cassandra.version>
     <failsafe.version>3.2.5</failsafe.version>
     <unixized.version>1.0.0</unixized.version>
+    <logback-classic.version>1.4.8</logback-classic.version>
+    <cactoos-matchers.version>0.25</cactoos-matchers.version>
   </properties>
   <dependencies>
     <dependency>
@@ -147,6 +148,11 @@ SOFTWARE.
       <artifactId>slf4j-simple</artifactId>
       <version>${slf4j.version}</version>
     </dependency>
+    <dependency>
+      <groupId>ru.l3r8y</groupId>
+      <artifactId>unixized</artifactId>
+      <version>${unixized.version}</version>
+    </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter-api</artifactId>
@@ -161,19 +167,8 @@ SOFTWARE.
     </dependency>
     <dependency>
       <groupId>org.hamcrest</groupId>
-      <artifactId>hamcrest-all</artifactId>
-      <version>${hamcrest-all.version}</version>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>ru.l3r8y</groupId>
-      <artifactId>unixized</artifactId>
-      <version>${unixized.version}</version>
-    </dependency>
-    <dependency>
-      <groupId>org.assertj</groupId>
-      <artifactId>assertj-core</artifactId>
-      <version>${assert4j-core.version}</version>
+      <artifactId>hamcrest-core</artifactId>
+      <version>${hamcrest-core.version}</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -188,6 +183,18 @@ SOFTWARE.
       <version>${mockito-junit-jupiter.version}</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.llorllale</groupId>
+      <artifactId>cactoos-matchers</artifactId>
+      <version>${cactoos-matchers.version}</version>
+      <scope>test</scope>
+      <exclusions>
+        <exclusion>
+          <groupId>org.cactoos</groupId>
+          <artifactId>cactoos</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
     <dependency>
       <groupId>org.testcontainers</groupId>
       <artifactId>cassandra</artifactId>
@@ -198,46 +205,41 @@ SOFTWARE.
   <build>
     <plugins>
       <plugin>
-        <artifactId>maven-surefire-plugin</artifactId>
-        <version>${maven-surefire-plugin.version}</version>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
         <configuration>
-          <includes>
-            <include>**/*Spec.*</include>
-            <include>**/*Test.*</include>
-          </includes>
+          <source>${maven.compiler.source}</source>
+          <target>${maven.compiler.target}</target>
         </configuration>
       </plugin>
       <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-verifier-plugin</artifactId>
-        <version>${maven-verifier-plugin.version}</version>
+        <groupId>com.qulice</groupId>
+        <artifactId>qulice-maven-plugin</artifactId>
+        <configuration>
+          <license>file:${basedir}/LICENSE.txt</license>
+        </configuration>
         <executions>
           <execution>
-            <id>main</id>
-            <phase>package</phase>
             <goals>
-              <goal>verify</goal>
+              <goal>check</goal>
             </goals>
             <configuration>
-              <verificationFile>src/verifier/verifications.xml</verificationFile>
+              <excludes>
+                <exclude>duplicatefinder:.*</exclude>
+                <exclude>dependencies:.*</exclude>
+              </excludes>
             </configuration>
           </execution>
         </executions>
       </plugin>
       <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-failsafe-plugin</artifactId>
-        <version>${failsafe.version}</version>
-        <executions>
-          <execution>
-            <goals>
-              <goal>integration-test</goal>
-              <goal>verify</goal>
-            </goals>
-          </execution>
-        </executions>
+        <artifactId>maven-surefire-plugin</artifactId>
+        <version>${maven-surefire-plugin.version}</version>
         <configuration>
-          <classesDirectory>${project.build.outputDirectory}</classesDirectory>
+          <includes>
+            <include>**/*Spec.*</include>
+            <include>**/*Test.*</include>
+          </includes>
         </configuration>
       </plugin>
       <plugin>
@@ -265,7 +267,7 @@ SOFTWARE.
                     <limit>
                       <counter>INSTRUCTION</counter>
                       <value>COVEREDRATIO</value>
-                      <minimum>0.59</minimum>
+                      <minimum>0.58</minimum>
                     </limit>
                     <limit>
                       <counter>LINE</counter>
@@ -301,23 +303,18 @@ SOFTWARE.
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-javadoc-plugin</artifactId>
+        <artifactId>maven-failsafe-plugin</artifactId>
+        <version>${failsafe.version}</version>
         <executions>
           <execution>
-            <id>javadoc-generate</id>
-            <phase>test</phase>
             <goals>
-              <goal>javadoc</goal>
+              <goal>integration-test</goal>
+              <goal>verify</goal>
             </goals>
           </execution>
         </executions>
-      </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-compiler-plugin</artifactId>
         <configuration>
-          <source>${maven.compiler.source}</source>
-          <target>${maven.compiler.target}</target>
+          <classesDirectory>${project.build.outputDirectory}</classesDirectory>
         </configuration>
       </plugin>
       <plugin>
@@ -332,6 +329,19 @@ SOFTWARE.
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>javadoc-generate</id>
+            <phase>test</phase>
+            <goals>
+              <goal>javadoc</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
       <plugin>
         <groupId>ru.l3r8y</groupId>
         <artifactId>sa-tan</artifactId>
@@ -346,25 +356,17 @@ SOFTWARE.
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>${maven-checkstyle-plugin.version}</version>
-        <dependencies>
-          <dependency>
-            <groupId>com.puppycrawl.tools</groupId>
-            <artifactId>checkstyle</artifactId>
-            <version>${checkstyle.version}</version>
-          </dependency>
-        </dependencies>
+        <artifactId>maven-verifier-plugin</artifactId>
+        <version>${maven-verifier-plugin.version}</version>
         <executions>
           <execution>
-            <id>verify-style</id>
-            <phase>process-classes</phase>
+            <id>main</id>
+            <phase>package</phase>
             <goals>
-              <goal>check</goal>
+              <goal>verify</goal>
             </goals>
             <configuration>
-              <suppressionsFileExpression>checkstyle.suppressions.file</suppressionsFileExpression>
-              <suppressionsLocation>checkstyle-suppressions.xml</suppressionsLocation>
+              <verificationFile>src/verifier/verifications.xml</verificationFile>
             </configuration>
           </execution>
         </executions>
diff --git a/src/main/java/io/github/eocqrs/cmig/Master.java b/src/main/java/io/github/eocqrs/cmig/Master.java
index 0857c9b..282a37b 100644
--- a/src/main/java/io/github/eocqrs/cmig/Master.java
+++ b/src/main/java/io/github/eocqrs/cmig/Master.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig;
 
 import com.jcabi.xml.XML;
@@ -31,108 +32,101 @@
 import io.github.eocqrs.cmig.session.InFile;
 import io.github.eocqrs.cmig.session.InText;
 import io.github.eocqrs.cmig.sha.Sha;
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
+import java.util.List;
 import org.cactoos.Scalar;
 import org.cactoos.io.ResourceOf;
 import org.cactoos.list.ListOf;
 import org.cactoos.text.TextOf;
 
-import java.time.LocalDateTime;
-import java.time.ZoneOffset;
-import java.util.List;
-/*
- * @todo #32:45m/DEV Master is set of states inside XML document.
- */
-
-
 /**
- * Set of States.
+ * Master.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @todo #32:45m/DEV Master is set of states inside XML document.
+ * @todo #48:90m/DEV Decompose Master #value().
+ * @todo #36:60m/DEV Implement PreparedCql to avoid cql injection.
+ * @checkstyle StringLiteralsConcatenationCheck (100 lines)
  */
 public final class Master implements Scalar<String> {
 
-  /**
-   * XML.
-   */
-  private final XML self;
-  /**
-   * Cassandra.
-   */
-  private final Cassandra cassandra;
+    /**
+     * XML.
+     */
+    private final XML self;
+
+    /**
+     * Cassandra.
+     */
+    private final Cassandra cassandra;
 
-  /**
-   * Ctor.
-   *
-   * @param doc XML document
-   * @param cs  Cassandra
-   */
-  public Master(
-    final XML doc,
-    final Cassandra cs
-  ) {
-    this.self = doc;
-    this.cassandra = cs;
-  }
+    /**
+     * Ctor.
+     *
+     * @param doc XML document
+     * @param csndra Cassandra
+     */
+    public Master(final XML doc, final Cassandra csndra) {
+        this.self = doc;
+        this.cassandra = csndra;
+    }
 
-  /**
-   * Ctor.
-   *
-   * @param name XML master name
-   * @param cs   Cassandra
-   * @throws Exception if something went wrong
-   */
-  public Master(
-    final String name,
-    final Cassandra cs
-  ) throws Exception {
-    this(
-      new XMLDocument(
-        new ResourceOf(name).stream()
-      ),
-      cs
-    );
-  }
+    /**
+     * Ctor.
+     *
+     * @param name XML master name
+     * @param csndra Cassandra
+     * @throws Exception if something went wrong
+     */
+    public Master(
+        final String name,
+        final Cassandra csndra
+    ) throws Exception {
+        this(
+            new XMLDocument(
+                new ResourceOf(name).stream()
+            ),
+            csndra
+        );
+    }
 
-  /*
-   * @todo #48:90m/DEV Decompose Master #value().
-   */
-  @Override
-  public String value() {
-    final List<String> shas = new ListOf<>();
-    new Ids(this.self)
-      .value()
-      .forEach(id -> {
-        final String author = new Author(this.self, id)
-          .asString();
-        final String sha = new Sha(
-          id, this.self
-        ).asString();
-        new InText(
-          new TextOf(
-            // @todo #36:60m/DEV Implement PreparedCql to avoid cql injection.
-            "INSERT INTO cmig.states(id, author, sha, seen) "
-            + "VALUES (%s, '%s', '%s', '%s');"
-              .formatted(
-                id,
-                author,
-                sha,
-                LocalDateTime.now().toInstant(
-                  ZoneOffset.UTC
-                ).toEpochMilli()
-              )
-          ),
-          this.cassandra
-        ).apply();
-        shas.add(sha);
-        new Names(this.self, id)
-          .value()
-          .forEach(
-            name -> new InFile(
-              this.cassandra, "cmig/%s".formatted(name)
-            ).apply()
-          );
-      });
-    return shas.get(shas.size() - 1);
-  }
+    @Override
+    public String value() {
+        final List<String> shas = new ListOf<>();
+        new Ids(this.self)
+            .value()
+            .forEach(
+                id -> {
+                    final String author = new Author(this.self, id)
+                        .asString();
+                    final String sha = new Sha(
+                        id, this.self
+                    ).asString();
+                    new InText(
+                        new TextOf(
+                            "INSERT INTO cmig.states(id, author, sha, seen) "
+                            + "VALUES (%s, '%s', '%s', '%s');"
+                                .formatted(
+                                    id,
+                                    author,
+                                    sha,
+                                    LocalDateTime.now().toInstant(
+                                        ZoneOffset.UTC
+                                    ).toEpochMilli()
+                                )
+                        ),
+                        this.cassandra
+                    ).apply();
+                    shas.add(sha);
+                    new Names(this.self, id)
+                        .value()
+                        .forEach(
+                            name -> new InFile(
+                                this.cassandra, "cmig/%s".formatted(name)
+                            ).apply()
+                        );
+                });
+        return shas.get(shas.size() - 1);
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/Preload.java b/src/main/java/io/github/eocqrs/cmig/Preload.java
index b83b8db..0fbbfa2 100644
--- a/src/main/java/io/github/eocqrs/cmig/Preload.java
+++ b/src/main/java/io/github/eocqrs/cmig/Preload.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig;
 
 import io.github.eocqrs.cmig.check.CmigKeyspace;
@@ -31,53 +32,52 @@
 /**
  * Preload decorator for {@link Master}.
  *
- * @author Aliaksei Bialiauski (aliaksei.bialiauski@hey.com)
  * @since 0.0.0
  */
 public final class Preload implements Scalar<String> {
 
-  /**
-   * Scalar of Master.
-   */
-  private final Scalar<String> master;
+    /**
+     * Scalar of Master.
+     */
+    private final Scalar<String> master;
 
-  /**
-   * Cassandra.
-   */
-  private final Cassandra cassandra;
+    /**
+     * Cassandra.
+     */
+    private final Cassandra cassandra;
 
-  /**
-   * Datacenter.
-   */
-  private final String datacenter;
+    /**
+     * Datacenter.
+     */
+    private final String datacenter;
 
-  /**
-   * Ctor.
-   *
-   * @param mstr Scalar of Master
-   * @param cs   Cassandra
-   * @param dc   Datacenter
-   */
-  public Preload(
-    final Scalar<String> mstr,
-    final Cassandra cs,
-    final String dc
-  ) {
-    this.master = mstr;
-    this.cassandra = cs;
-    this.datacenter = dc;
-  }
+    /**
+     * Ctor.
+     *
+     * @param mstr Scalar of Master
+     * @param csndra Cassandra
+     * @param dcntr Datacenter
+     */
+    public Preload(
+        final Scalar<String> mstr,
+        final Cassandra csndra,
+        final String dcntr
+    ) {
+        this.master = mstr;
+        this.cassandra = csndra;
+        this.datacenter = dcntr;
+    }
 
-  @Override
-  public String value() throws Exception {
-    new InText(
-      new CmigKeyspace(this.datacenter),
-      this.cassandra
-    ).apply();
-    new InText(
-      new StatesTable(),
-      this.cassandra
-    ).apply();
-    return this.master.value();
-  }
+    @Override
+    public String value() throws Exception {
+        new InText(
+            new CmigKeyspace(this.datacenter),
+            this.cassandra
+        ).apply();
+        new InText(
+            new StatesTable(),
+            this.cassandra
+        ).apply();
+        return this.master.value();
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/State.java b/src/main/java/io/github/eocqrs/cmig/State.java
index bc52c3c..0151cc3 100644
--- a/src/main/java/io/github/eocqrs/cmig/State.java
+++ b/src/main/java/io/github/eocqrs/cmig/State.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig;
 
 import io.github.eocqrs.cmig.sha.StateChanges;
@@ -28,12 +29,11 @@
 /**
  * State.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public interface State extends Scalar<StateChanges> {
-  // @todo #37:2hr/DEV Find several designs for States implementations
-  @Override
-  StateChanges value();
+    // @todo #37:2hr/DEV Find several designs for States implementations
+    @Override
+    StateChanges value();
 
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/check/CmigKeyspace.java b/src/main/java/io/github/eocqrs/cmig/check/CmigKeyspace.java
index dcb4a40..09ceb4d 100644
--- a/src/main/java/io/github/eocqrs/cmig/check/CmigKeyspace.java
+++ b/src/main/java/io/github/eocqrs/cmig/check/CmigKeyspace.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.check;
 
 import org.cactoos.Text;
@@ -27,31 +28,33 @@
 /**
  * CMIG Check Keyspace.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (30 lines)
  */
 public final class CmigKeyspace implements Text {
 
-  /**
-   * Datacenter.
-   */
-  private final String dc;
+    /**
+     * Datacenter.
+     */
+    private final String dcntr;
 
-  /**
-   * Ctor.
-   *
-   * @param datacenter Datacenter
-   */
-  public CmigKeyspace(final String datacenter) {
-    this.dc = datacenter;
-  }
+    /**
+     * Ctor.
+     *
+     * @param datacenter Datacenter
+     */
+    public CmigKeyspace(final String datacenter) {
+        this.dcntr = datacenter;
+    }
 
-  @Override
-  public String asString() throws Exception {
-    return ("CREATE KEYSPACE IF NOT EXISTS cmig\n"
+    @Override
+    public String asString() throws Exception {
+        return (
+            "CREATE KEYSPACE IF NOT EXISTS cmig\n"
             + "WITH REPLICATION = {\n"
             + "'class': 'NetworkTopologyStrategy',\n"
             + "'datacenter1': %s\n"
-            + "};\n").formatted(this.dc);
-  }
+            + "};\n"
+        ).formatted(this.dcntr);
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/check/StatesTable.java b/src/main/java/io/github/eocqrs/cmig/check/StatesTable.java
index d3b8bc7..12d5ade 100644
--- a/src/main/java/io/github/eocqrs/cmig/check/StatesTable.java
+++ b/src/main/java/io/github/eocqrs/cmig/check/StatesTable.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,27 +21,26 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.check;
 
 import org.cactoos.Text;
 
 /**
- * States Table Specification.
+ * States Table.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (20 lines)
  */
 public final class StatesTable implements Text {
 
-  @Override
-  public String asString() throws Exception {
-    return "CREATE TABLE IF NOT EXISTS cmig.states\n"
-           + "(\n"
-           + "id INT PRIMARY KEY,\n"
-           + "author TEXT,\n"
-           + "sha TEXT,\n"
-           + "seen TIMESTAMP\n"
-           + ");\n";
-  }
+    @Override
+    public String asString() throws Exception {
+        return "CREATE TABLE IF NOT EXISTS cmig.states\n"
+            + "(\n"
+            + "id INT PRIMARY KEY,\n"
+            + "author TEXT,\n"
+            + "sha TEXT,\n"
+            + "seen TIMESTAMP\n"
+            + ");\n";
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/check/package-info.java b/src/main/java/io/github/eocqrs/cmig/check/package-info.java
index 0b95e98..ff20b18 100644
--- a/src/main/java/io/github/eocqrs/cmig/check/package-info.java
+++ b/src/main/java/io/github/eocqrs/cmig/check/package-info.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,7 +25,6 @@
 /**
  * Checks.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 package io.github.eocqrs.cmig.check;
diff --git a/src/main/java/io/github/eocqrs/cmig/meta/Author.java b/src/main/java/io/github/eocqrs/cmig/meta/Author.java
index f4a5159..6bbb5a7 100644
--- a/src/main/java/io/github/eocqrs/cmig/meta/Author.java
+++ b/src/main/java/io/github/eocqrs/cmig/meta/Author.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import com.jcabi.xml.XML;
@@ -30,57 +31,57 @@
 /**
  * Author of State.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class Author implements Text {
 
-  /**
-   * XML.
-   */
-  private final XML xml;
-  /**
-   * State ID.
-   */
-  private final String id;
+    /**
+     * XML.
+     */
+    private final XML xml;
+
+    /**
+     * State ID.
+     */
+    private final String identifier;
 
-  /**
-   * Ctor.
-   *
-   * @param doc XML
-   * @param id  State ID
-   */
-  public Author(final XML doc, final String id) {
-    this.xml = doc;
-    this.id = id;
-  }
+    /**
+     * Ctor.
+     *
+     * @param doc XML
+     * @param idn State ID
+     */
+    public Author(final XML doc, final String idn) {
+        this.xml = doc;
+        this.identifier = idn;
+    }
 
-  /**
-   * Ctor.
-   *
-   * @param name File name
-   * @param id   State ID
-   * @throws Exception if something went wrong
-   */
-  public Author(final String name, final String id)
-    throws Exception {
-    this(
-      new XMLDocument(
-        new ResourceOf(
-          name
-        ).stream()
-      ),
-      id
-    );
-  }
+    /**
+     * Ctor.
+     *
+     * @param name File name
+     * @param idn State ID
+     * @throws Exception if something went wrong
+     */
+    public Author(final String name, final String idn)
+        throws Exception {
+        this(
+            new XMLDocument(
+                new ResourceOf(
+                    name
+                ).stream()
+            ),
+            idn
+        );
+    }
 
-  @Override
-  public String asString() {
-    return this.xml.xpath(
-      "/states/changeState[@id='%s']/@author"
-        .formatted(
-          this.id
-        )
-    ).get(0);
-  }
+    @Override
+    public String asString() {
+        return this.xml.xpath(
+            "/states/changeState[@id='%s']/@author"
+                .formatted(
+                    this.identifier
+                )
+        ).get(0);
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/meta/Ids.java b/src/main/java/io/github/eocqrs/cmig/meta/Ids.java
index 3f32f5f..0c2d32f 100644
--- a/src/main/java/io/github/eocqrs/cmig/meta/Ids.java
+++ b/src/main/java/io/github/eocqrs/cmig/meta/Ids.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,36 +21,36 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import com.jcabi.xml.XML;
-
 import java.util.List;
 
 /**
  * Ids of changeStates.
+ *
+ * @since 0.0.0
  */
 public final class Ids implements XpathList {
 
-  /**
-   * XML.
-   */
-  private final XML xml;
+    /**
+     * XML.
+     */
+    private final XML xml;
 
-  /**
-   * Ctor.
-   *
-   * @param doc Xml document with migration
-   */
-  public Ids(final XML doc) {
-    this.xml = doc;
-  }
+    /**
+     * Ctor.
+     *
+     * @param doc Xml document with migration
+     */
+    public Ids(final XML doc) {
+        this.xml = doc;
+    }
 
-  @Override
-  public List<String> value() {
-    return this.xml.xpath(
-      "/states/changeState/@id"
-    );
-  }
+    @Override
+    public List<String> value() {
+        return this.xml.xpath(
+            "/states/changeState/@id"
+        );
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/meta/Names.java b/src/main/java/io/github/eocqrs/cmig/meta/Names.java
index fb0e182..3245cab 100644
--- a/src/main/java/io/github/eocqrs/cmig/meta/Names.java
+++ b/src/main/java/io/github/eocqrs/cmig/meta/Names.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,70 +21,67 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import com.jcabi.xml.XML;
 import com.jcabi.xml.XMLDocument;
-import org.cactoos.io.ResourceOf;
-
 import java.util.List;
+import org.cactoos.io.ResourceOf;
 
 /**
  * File names of State.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class Names implements XpathList {
 
-  /**
-   * XML.
-   */
-  private final XML xml;
+    /**
+     * XML.
+     */
+    private final XML xml;
 
-  /**
-   * State ID.
-   */
-  private final String id;
+    /**
+     * State ID.
+     */
+    private final String id;
 
-  /**
-   * Ctor.
-   *
-   * @param doc XML
-   * @param id  State ID
-   */
-  public Names(final XML doc, final String id) {
-    this.xml = doc;
-    this.id = id;
-  }
+    /**
+     * Ctor.
+     *
+     * @param doc XML
+     * @param id State ID
+     */
+    public Names(final XML doc, final String id) {
+        this.xml = doc;
+        this.id = id;
+    }
 
-  /**
-   * Ctor.
-   *
-   * @param name File name
-   * @param id   State ID
-   * @throws Exception if something went wrong
-   */
-  public Names(final String name, final String id)
-    throws Exception {
-    this(
-      new XMLDocument(
-        new ResourceOf(
-          name
-        ).stream()
-      ),
-      id
-    );
-  }
+    /**
+     * Ctor.
+     *
+     * @param name File name
+     * @param identifier State ID
+     * @throws Exception if something went wrong
+     */
+    public Names(final String name, final String identifier)
+        throws Exception {
+        this(
+            new XMLDocument(
+                new ResourceOf(
+                    name
+                ).stream()
+            ),
+            identifier
+        );
+    }
 
-  @Override
-  public List<String> value() {
-    return this.xml.xpath(
-      "/states/changeState[@id='%s']/files/file/@path"
-        .formatted(
-          this.id
-        )
-    );
-  }
+    @Override
+    public List<String> value() {
+        return this.xml.xpath(
+            "/states/changeState[@id='%s']/files/file/@path"
+                .formatted(
+                    this.id
+                )
+        );
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/meta/XpathList.java b/src/main/java/io/github/eocqrs/cmig/meta/XpathList.java
index dec19c0..c7a7cac 100644
--- a/src/main/java/io/github/eocqrs/cmig/meta/XpathList.java
+++ b/src/main/java/io/github/eocqrs/cmig/meta/XpathList.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,21 +21,18 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
-import org.cactoos.Scalar;
-
 import java.util.List;
+import org.cactoos.Scalar;
 
 /**
  * XPATH List.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public interface XpathList extends Scalar<List<String>> {
 
-  @Override
-  List<String> value();
+    @Override
+    List<String> value();
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/meta/package-info.java b/src/main/java/io/github/eocqrs/cmig/meta/package-info.java
index a7d74e4..afe7b26 100644
--- a/src/main/java/io/github/eocqrs/cmig/meta/package-info.java
+++ b/src/main/java/io/github/eocqrs/cmig/meta/package-info.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,7 +25,6 @@
 /**
  * XML metadata.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 package io.github.eocqrs.cmig.meta;
diff --git a/src/main/java/io/github/eocqrs/cmig/package-info.java b/src/main/java/io/github/eocqrs/cmig/package-info.java
index d8dbf20..fe77795 100644
--- a/src/main/java/io/github/eocqrs/cmig/package-info.java
+++ b/src/main/java/io/github/eocqrs/cmig/package-info.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,7 +25,6 @@
 /**
  * Cmig.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 package io.github.eocqrs.cmig;
diff --git a/src/main/java/io/github/eocqrs/cmig/session/Cassandra.java b/src/main/java/io/github/eocqrs/cmig/session/Cassandra.java
index 7f25a26..c1cc5fd 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/Cassandra.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/Cassandra.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,26 +21,23 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import com.datastax.driver.core.Session;
-import org.cactoos.Scalar;
-
 import java.io.Closeable;
 import java.io.IOException;
+import org.cactoos.Scalar;
 
 /**
  * Cassandra.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public interface Cassandra extends Scalar<Session>, Closeable {
 
-  @Override
-  Session value();
+    @Override
+    Session value();
 
-  @Override
-  void close() throws IOException;
+    @Override
+    void close() throws IOException;
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/session/Cql.java b/src/main/java/io/github/eocqrs/cmig/session/Cql.java
index 87bd150..761fe66 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/Cql.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/Cql.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,21 +21,19 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 /**
  * Cassandra Query Language.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public interface Cql {
 
-  /**
-   * Applies Query.
-   *
-   * @throws Exception if something went wrong.
-   */
-  void apply() throws Exception;
+    /**
+     * Applies Query.
+     *
+     * @throws Exception if something went wrong.
+     */
+    void apply() throws Exception;
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/session/InFile.java b/src/main/java/io/github/eocqrs/cmig/session/InFile.java
index 46eb019..6908059 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/InFile.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/InFile.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import org.cactoos.io.ResourceOf;
@@ -28,41 +29,38 @@
 /**
  * CQL stored in file.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class InFile implements Cql {
 
-  /**
-   * Cassandra.
-   */
-  private final Cassandra cassandra;
-  /**
-   * File name.
-   */
-  private final String name;
+    /**
+     * Cassandra.
+     */
+    private final Cassandra cassandra;
+
+    /**
+     * File name.
+     */
+    private final String name;
 
-  /**
-   * Ctor.
-   *
-   * @param cs Cassandra
-   * @param nm File name
-   */
-  public InFile(
-    final Cassandra cs,
-    final String nm
-  ) {
-    this.cassandra = cs;
-    this.name = nm;
-  }
+    /**
+     * Ctor.
+     *
+     * @param csndra Cassandra
+     * @param nme File name
+     */
+    public InFile(final Cassandra csndra, final String nme) {
+        this.cassandra = csndra;
+        this.name = nme;
+    }
 
-  @Override
-  public void apply() {
-    this.cassandra.value()
-      .execute(
-        new TextOf(
-          new ResourceOf(this.name)
-        ).toString()
-      );
-  }
+    @Override
+    public void apply() {
+        this.cassandra.value()
+            .execute(
+                new TextOf(
+                    new ResourceOf(this.name)
+                ).toString()
+            );
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/session/InText.java b/src/main/java/io/github/eocqrs/cmig/session/InText.java
index 4520b82..b5b4ec6 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/InText.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/InText.java
@@ -1,3 +1,26 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
 package io.github.eocqrs.cmig.session;
 
 import lombok.SneakyThrows;
@@ -6,40 +29,36 @@
 /**
  * CQL in plain text.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class InText implements Cql {
 
-  /**
-   * Text CQL query.
-   */
-  private final Text text;
+    /**
+     * Text CQL query.
+     */
+    private final Text text;
 
-  /**
-   * Cassandra.
-   */
-  private final Cassandra cassandra;
+    /**
+     * Cassandra.
+     */
+    private final Cassandra cassandra;
 
-  /**
-   * Ctor.
-   *
-   * @param txt    Text
-   * @param cssndr Cassandra
-   */
-  public InText(
-    final Text txt,
-    final Cassandra cssndr
-  ) {
-    this.text = txt;
-    this.cassandra = cssndr;
-  }
+    /**
+     * Ctor.
+     *
+     * @param txt Text
+     * @param cssndr Cassandra
+     */
+    public InText(final Text txt, final Cassandra cssndr) {
+        this.text = txt;
+        this.cassandra = cssndr;
+    }
 
-  @SneakyThrows
-  @Override
-  public void apply() {
-    this.cassandra.value().execute(
-      this.text.asString()
-    );
-  }
+    @SneakyThrows
+    @Override
+    public void apply() {
+        this.cassandra.value().execute(
+            this.text.asString()
+        );
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/session/Simple.java b/src/main/java/io/github/eocqrs/cmig/session/Simple.java
index 27539bf..5007bbc 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/Simple.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/Simple.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import com.datastax.driver.core.Cluster;
@@ -28,50 +29,46 @@
 /**
  * Simple Cassandra.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class Simple implements Cassandra {
 
-  /**
-   * Cluster.
-   */
-  private final Cluster cluster;
+    /**
+     * Cluster.
+     */
+    private final Cluster cluster;
 
-  /**
-   * Ctor.
-   *
-   * @param cl Cluster
-   */
-  public Simple(final Cluster cl) {
-    this.cluster = cl;
-  }
+    /**
+     * Ctor.
+     *
+     * @param clstr Cluster
+     */
+    public Simple(final Cluster clstr) {
+        this.cluster = clstr;
+    }
 
-  /**
-   * Ctor.
-   *
-   * @param loc  Location, a.k.a host
-   * @param port Port
-   */
-  public Simple(
-    final String loc,
-    final int port
-  ) {
-    this(
-      Cluster.builder()
-        .addContactPoint(loc)
-        .withPort(port)
-        .build()
-    );
-  }
+    /**
+     * Ctor.
+     *
+     * @param loc Location, a.k.a host
+     * @param port Port
+     */
+    public Simple(final String loc, final int port) {
+        this(
+            Cluster.builder()
+                .addContactPoint(loc)
+                .withPort(port)
+                .build()
+        );
+    }
 
-  @Override
-  public Session value() {
-    return this.cluster.connect();
-  }
+    @Override
+    public Session value() {
+        return this.cluster.connect();
+    }
 
-  @Override
-  public void close() {
-    this.cluster.close();
-  }
+    @Override
+    public void close() {
+        this.cluster.close();
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/session/package-info.java b/src/main/java/io/github/eocqrs/cmig/session/package-info.java
index 7207cdd..f676b89 100644
--- a/src/main/java/io/github/eocqrs/cmig/session/package-info.java
+++ b/src/main/java/io/github/eocqrs/cmig/session/package-info.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,7 +25,6 @@
 /**
  * Cassandra Session.
  *
- * @author Aliaksei Bialiauski (abialiauskli.dev@gmail.com)
  * @since 0.0.0
  */
 package io.github.eocqrs.cmig.session;
diff --git a/src/main/java/io/github/eocqrs/cmig/sha/ContentsOf.java b/src/main/java/io/github/eocqrs/cmig/sha/ContentsOf.java
index 47661d4..97afd33 100644
--- a/src/main/java/io/github/eocqrs/cmig/sha/ContentsOf.java
+++ b/src/main/java/io/github/eocqrs/cmig/sha/ContentsOf.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import lombok.SneakyThrows;
@@ -30,38 +31,36 @@
 /**
  * Contents Of.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class ContentsOf implements Text {
 
-  /**
-   * File name.
-   */
-  private final String file;
+    /**
+     * File name.
+     */
+    private final String file;
 
-  /**
-   * Ctor.
-   *
-   * @param name File name
-   */
-  public ContentsOf(
-    final String name
-  ) {
-    this.file = name;
-  }
+    /**
+     * Ctor.
+     *
+     * @param name File name
+     */
+    public ContentsOf(
+        final String name
+    ) {
+        this.file = name;
+    }
 
-  @SneakyThrows
-  @Override
-  public String asString() {
-    return new UnixizedOf(
-      new ResourceOf(
-        "cmig/%s"
-          .formatted(
-            this.file
-          )
-      )
-    ).asText()
-      .asString();
-  }
+    @SneakyThrows
+    @Override
+    public String asString() {
+        return new UnixizedOf(
+            new ResourceOf(
+                "cmig/%s"
+                    .formatted(
+                        this.file
+                    )
+            )
+        ).asText().asString();
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/sha/Sha.java b/src/main/java/io/github/eocqrs/cmig/sha/Sha.java
index 76b812b..3b5d179 100644
--- a/src/main/java/io/github/eocqrs/cmig/sha/Sha.java
+++ b/src/main/java/io/github/eocqrs/cmig/sha/Sha.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import com.jcabi.xml.XML;
@@ -31,57 +32,53 @@
 import org.cactoos.text.HexOf;
 import org.cactoos.text.Normalized;
 
-import java.util.List;
-
 /**
  * SHA256 for State.
  *
- * @author Aliaksei Bialiauski (0.0.0)
  * @since 0.0.0
  */
 public final class Sha implements Text {
 
-  /**
-   * State ID.
-   */
-  private final String id;
+    /**
+     * State ID.
+     */
+    private final String identifier;
 
-  /**
-   * Master XML.
-   */
-  private final XML master;
+    /**
+     * Master XML.
+     */
+    private final XML master;
 
-  /**
-   * Ctor.
-   *
-   * @param id  State ID
-   * @param mst Master XML
-   */
-  public Sha(
-    final String id,
-    final XML mst
-  ) {
-    this.id = id;
-    this.master = mst;
-  }
+    /**
+     * Ctor.
+     *
+     * @param idn State ID
+     * @param mst Master XML
+     */
+    public Sha(
+        final String idn,
+        final XML mst
+    ) {
+        this.identifier = idn;
+        this.master = mst;
+    }
 
-  @SneakyThrows
-  @Override
-  public String asString() {
-    final List<String> contents = new StateChanges(
-      new Names(
-        this.master,
-        this.id
-      )
-    ).value();
-    return new HexOf(
-      new Sha256DigestOf(
-        new InputOf(
-          new Normalized(
-            contents.toString()
-          )
-        )
-      )
-    ).asString();
-  }
+    @SneakyThrows
+    @Override
+    public String asString() {
+        return new HexOf(
+            new Sha256DigestOf(
+                new InputOf(
+                    new Normalized(
+                        new StateChanges(
+                            new Names(
+                                this.master,
+                                this.identifier
+                            )
+                        ).value().toString()
+                    )
+                )
+            )
+        ).asString();
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/sha/StateChanges.java b/src/main/java/io/github/eocqrs/cmig/sha/StateChanges.java
index c6d8212..5fb6079 100644
--- a/src/main/java/io/github/eocqrs/cmig/sha/StateChanges.java
+++ b/src/main/java/io/github/eocqrs/cmig/sha/StateChanges.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,43 +21,40 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import io.github.eocqrs.cmig.meta.XpathList;
-import org.cactoos.Scalar;
-
 import java.util.List;
+import org.cactoos.Scalar;
 
 /**
  * Changes inside State.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 public final class StateChanges implements Scalar<List<String>> {
 
-  /**
-   * XPATH lists.
-   */
-  private final XpathList xpath;
+    /**
+     * XPATH lists.
+     */
+    private final XpathList xpath;
 
-  /**
-   * Ctor.
-   *
-   * @param lst XPATH list
-   */
-  public StateChanges(final XpathList lst) {
-    this.xpath = lst;
-  }
+    /**
+     * Ctor.
+     *
+     * @param lst XPATH list
+     */
+    public StateChanges(final XpathList lst) {
+        this.xpath = lst;
+    }
 
-  @Override
-  public List<String> value() throws Exception {
-    return this.xpath.value()
-      .stream()
-      .map(
-        name ->
-          new ContentsOf(name).asString()
-      ).toList();
-  }
+    @Override
+    public List<String> value() throws Exception {
+        return this.xpath.value()
+            .stream()
+            .map(
+                name ->
+                    new ContentsOf(name).asString()
+            ).toList();
+    }
 }
diff --git a/src/main/java/io/github/eocqrs/cmig/sha/package-info.java b/src/main/java/io/github/eocqrs/cmig/sha/package-info.java
index 1103dc8..c3874d3 100644
--- a/src/main/java/io/github/eocqrs/cmig/sha/package-info.java
+++ b/src/main/java/io/github/eocqrs/cmig/sha/package-info.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -23,7 +25,6 @@
 /**
  * SHA.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 package io.github.eocqrs.cmig.sha;
diff --git a/src/test/java/io/github/eocqrs/cmig/MasterTest.java b/src/test/java/io/github/eocqrs/cmig/MasterTest.java
index b3158f8..eed4574 100644
--- a/src/test/java/io/github/eocqrs/cmig/MasterTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/MasterTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig;
 
 import io.github.eocqrs.cmig.session.Cassandra;
@@ -33,18 +34,17 @@
 /**
  * Test suite for {@link Master}.
  *
- * @author Aliaksei Bialiauski (aliaksei.bialiauski@hey.com)
  * @since 0.0.0
  */
 @ExtendWith(MockitoExtension.class)
 final class MasterTest {
 
-  @Test
-  void creates(@Mock final Cassandra cassandra) throws Exception {
-    MatcherAssert.assertThat(
-      "Master must not be null",
-      new Master("cmig/master.xml", cassandra),
-      Matchers.notNullValue()
-    );
-  }
+    @Test
+    void creates(@Mock final Cassandra cassandra) throws Exception {
+        MatcherAssert.assertThat(
+            "Master must not be null",
+            new Master("cmig/master.xml", cassandra),
+            Matchers.notNullValue()
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/PreloadTest.java b/src/test/java/io/github/eocqrs/cmig/PreloadTest.java
index a58ffa2..ab386d3 100644
--- a/src/test/java/io/github/eocqrs/cmig/PreloadTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/PreloadTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig;
 
 import io.github.eocqrs.cmig.session.Cassandra;
@@ -32,25 +33,25 @@
 
 /**
  * Test suite for {@link Preload}.
- * @author Aliaksei Bialiauski (aliaksei.bialiauski@hey.com)
+ *
  * @since 0.0.0
  */
 @ExtendWith(MockitoExtension.class)
 final class PreloadTest {
 
-  @Test
-  void creates(@Mock final Cassandra cassandra) throws Exception {
-    MatcherAssert.assertThat(
-      "Preload must not be null",
-      new Preload(
-        new Master(
-          "cmig/master.xml",
-          cassandra
-        ),
-        cassandra,
-        "3"
-      ),
-      Matchers.notNullValue()
-    );
-  }
+    @Test
+    void creates(@Mock final Cassandra cassandra) throws Exception {
+        MatcherAssert.assertThat(
+            "Preload must not be null",
+            new Preload(
+                new Master(
+                    "cmig/master.xml",
+                    cassandra
+                ),
+                cassandra,
+                "3"
+            ),
+            Matchers.notNullValue()
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/check/CmigKeyspaceTest.java b/src/test/java/io/github/eocqrs/cmig/check/CmigKeyspaceTest.java
index 01f7248..19b996a 100644
--- a/src/test/java/io/github/eocqrs/cmig/check/CmigKeyspaceTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/check/CmigKeyspaceTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.check;
 
 import org.hamcrest.MatcherAssert;
@@ -29,24 +30,24 @@
 /**
  * Test suite for {@link CmigKeyspace}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (20 lines)
  */
 final class CmigKeyspaceTest {
 
-  @Test
-  void readsTextInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "Text in right format",
-      new CmigKeyspace("1")
-        .asString(),
-      new IsEqual<>(
-        "CREATE KEYSPACE IF NOT EXISTS cmig\n"
-        + "WITH REPLICATION = {\n"
-        + "'class': 'NetworkTopologyStrategy',\n"
-        + "'datacenter1': 1\n"
-        + "};\n"
-      )
-    );
-  }
+    @Test
+    void readsTextInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "Text in right format",
+            new CmigKeyspace("1")
+                .asString(),
+            new IsEqual<>(
+                "CREATE KEYSPACE IF NOT EXISTS cmig\n"
+                + "WITH REPLICATION = {\n"
+                + "'class': 'NetworkTopologyStrategy',\n"
+                + "'datacenter1': 1\n"
+                + "};\n"
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/check/StatesTableTest.java b/src/test/java/io/github/eocqrs/cmig/check/StatesTableTest.java
index 7272988..f7c333d 100644
--- a/src/test/java/io/github/eocqrs/cmig/check/StatesTableTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/check/StatesTableTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.check;
 
 import org.hamcrest.MatcherAssert;
@@ -29,25 +30,25 @@
 /**
  * Test suite for {@link StatesTable}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (20 lines)
  */
 final class StatesTableTest {
 
-  @Test
-  void readsTextInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "Text in right format",
-      new StatesTable().asString(),
-      new IsEqual<>(
-        "CREATE TABLE IF NOT EXISTS cmig.states\n"
-        + "(\n"
-        + "id INT PRIMARY KEY,\n"
-        + "author TEXT,\n"
-        + "sha TEXT,\n"
-        + "seen TIMESTAMP\n"
-        + ");\n"
-      )
-    );
-  }
+    @Test
+    void readsTextInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "Text in right format",
+            new StatesTable().asString(),
+            new IsEqual<>(
+                "CREATE TABLE IF NOT EXISTS cmig.states\n"
+                + "(\n"
+                + "id INT PRIMARY KEY,\n"
+                + "author TEXT,\n"
+                + "sha TEXT,\n"
+                + "seen TIMESTAMP\n"
+                + ");\n"
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/check/package-info.java b/src/test/java/io/github/eocqrs/cmig/check/package-info.java
new file mode 100644
index 0000000..693dd33
--- /dev/null
+++ b/src/test/java/io/github/eocqrs/cmig/check/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * Tests for check.
+ *
+ * @since 0.0.0
+ */
+package io.github.eocqrs.cmig.check;
diff --git a/src/test/java/io/github/eocqrs/cmig/meta/AuthorTest.java b/src/test/java/io/github/eocqrs/cmig/meta/AuthorTest.java
index 4f2eb29..93de2ff 100644
--- a/src/test/java/io/github/eocqrs/cmig/meta/AuthorTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/meta/AuthorTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import org.hamcrest.MatcherAssert;
@@ -29,22 +30,21 @@
 /**
  * Test suite for {@link Author}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class AuthorTest {
 
-  @Test
-  void readsAuthorInfoInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "Authors in right format",
-      new Author(
-        "cmig/master.xml",
-        "1"
-      ).asString(),
-      new IsEqual<>(
-        "test"
-      )
-    );
-  }
+    @Test
+    void readsAuthorInfoInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "Authors in right format",
+            new Author(
+                "cmig/master.xml",
+                "1"
+            ).asString(),
+            new IsEqual<>(
+                "test"
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/meta/IdsTest.java b/src/test/java/io/github/eocqrs/cmig/meta/IdsTest.java
index f7c89f8..5965225 100644
--- a/src/test/java/io/github/eocqrs/cmig/meta/IdsTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/meta/IdsTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,35 +21,34 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import com.jcabi.xml.XMLDocument;
+import java.util.List;
 import org.cactoos.io.ResourceOf;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Test;
 
-import java.util.List;
-
 /**
  * Test case for {@link Ids}.
+ * @since 0.0.0
  */
-public final class IdsTest {
-  @Test
-  void readsAllIds() throws Exception {
-    final List<String> ids = new Ids(
-      new XMLDocument(
-        new ResourceOf("cmig/master.xml")
-          .stream()
-      )
-    ).value();
-    final List<String> expected = List.of("1", "2");
-    MatcherAssert.assertThat(
-      "%s contains all of %s"
-        .formatted(ids, expected),
-      ids,
-      Matchers.equalTo(expected)
-    );
-  }
+final class IdsTest {
+    @Test
+    void readsAllIds() throws Exception {
+        final List<String> ids = new Ids(
+            new XMLDocument(
+                new ResourceOf("cmig/master.xml")
+                    .stream()
+            )
+        ).value();
+        final List<String> expected = List.of("1", "2");
+        MatcherAssert.assertThat(
+            "%s contains all of %s"
+                .formatted(ids, expected),
+            ids,
+            Matchers.equalTo(expected)
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/meta/NamesTest.java b/src/test/java/io/github/eocqrs/cmig/meta/NamesTest.java
index 89f9f81..c6b7bbf 100644
--- a/src/test/java/io/github/eocqrs/cmig/meta/NamesTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/meta/NamesTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.meta;
 
 import com.jcabi.xml.XMLDocument;
@@ -32,28 +33,27 @@
 /**
  * Test suite for {@link Names}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class NamesTest {
 
-  @Test
-  void readsNamesInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "names in right format",
-      new Names(
-        new XMLDocument(
-          new ResourceOf("cmig/master.xml")
-            .stream()
-        ),
-        "1"
-      ).value(),
-      new IsEqual<>(
-        new ListOf<>(
-          "001-initial-keyspace.cql",
-          "002-queries-table.cql"
-        )
-      )
-    );
-  }
+    @Test
+    void readsNamesInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "names in right format",
+            new Names(
+                new XMLDocument(
+                    new ResourceOf("cmig/master.xml")
+                        .stream()
+                ),
+                "1"
+            ).value(),
+            new IsEqual<>(
+                new ListOf<>(
+                    "001-initial-keyspace.cql",
+                    "002-queries-table.cql"
+                )
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/meta/package-info.java b/src/test/java/io/github/eocqrs/cmig/meta/package-info.java
new file mode 100644
index 0000000..f42269e
--- /dev/null
+++ b/src/test/java/io/github/eocqrs/cmig/meta/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * Tests for meta.
+ *
+ * @since 0.0.0
+ */
+package io.github.eocqrs.cmig.meta;
diff --git a/src/test/java/io/github/eocqrs/cmig/package-info.java b/src/test/java/io/github/eocqrs/cmig/package-info.java
new file mode 100644
index 0000000..df76fad
--- /dev/null
+++ b/src/test/java/io/github/eocqrs/cmig/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * CMIG Tests.
+ *
+ * @since 0.0.0
+ */
+package io.github.eocqrs.cmig;
diff --git a/src/test/java/io/github/eocqrs/cmig/session/InFileTest.java b/src/test/java/io/github/eocqrs/cmig/session/InFileTest.java
index 0490d9b..e5b6327 100644
--- a/src/test/java/io/github/eocqrs/cmig/session/InFileTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/session/InFileTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import org.hamcrest.MatcherAssert;
@@ -30,18 +31,19 @@
 import org.mockito.junit.jupiter.MockitoExtension;
 
 /**
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
+ * Test case for {@link InFile}.
+ *
  * @since 0.0.0
  */
 @ExtendWith(MockitoExtension.class)
 final class InFileTest {
 
-  @Test
-  void createsWithMockCassandra(@Mock final Cassandra mock) {
-    MatcherAssert.assertThat(
-      "Creates cql in file",
-      new InFile(mock, "cmig/001-initial-keyspace.cql"),
-      Matchers.notNullValue()
-    );
-  }
+    @Test
+    void createsWithMockCassandra(@Mock final Cassandra mock) {
+        MatcherAssert.assertThat(
+            "Creates cql in file",
+            new InFile(mock, "cmig/001-initial-keyspace.cql"),
+            Matchers.notNullValue()
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/session/InTextTest.java b/src/test/java/io/github/eocqrs/cmig/session/InTextTest.java
index 7256337..60e47e6 100644
--- a/src/test/java/io/github/eocqrs/cmig/session/InTextTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/session/InTextTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import org.cactoos.text.TextOf;
@@ -33,21 +34,20 @@
 /**
  * Test suite for {@link InText}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 @ExtendWith(MockitoExtension.class)
 final class InTextTest {
 
-  @Test
-  void createsWithMockCassandra(@Mock final Cassandra mock) {
-    MatcherAssert.assertThat(
-      "Creates cql from text",
-      new InText(
-        new TextOf("SELECT * FROM cmig.states"),
-        mock
-      ),
-      Matchers.notNullValue()
-    );
-  }
+    @Test
+    void createsWithMockCassandra(@Mock final Cassandra mock) {
+        MatcherAssert.assertThat(
+            "Creates cql from text",
+            new InText(
+                new TextOf("SELECT * FROM cmig.states"),
+                mock
+            ),
+            Matchers.notNullValue()
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/session/SimpleTest.java b/src/test/java/io/github/eocqrs/cmig/session/SimpleTest.java
index 66b1480..0691b5b 100644
--- a/src/test/java/io/github/eocqrs/cmig/session/SimpleTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/session/SimpleTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.session;
 
 import com.datastax.driver.core.Cluster;
@@ -34,37 +35,36 @@
 /**
  * Test suite for {@link Simple}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 @ExtendWith(MockitoExtension.class)
 final class SimpleTest {
 
-  @Test
-  void createsCassandra(@Mock final Cluster mock) {
-    final Cassandra cassandra = new Simple(mock);
-    MatcherAssert.assertThat(
-      "Creates Cassandra",
-      cassandra,
-      Matchers.notNullValue()
-    );
-  }
+    @Test
+    void createsCassandra(@Mock final Cluster mock) {
+        final Cassandra cassandra = new Simple(mock);
+        MatcherAssert.assertThat(
+            "Creates Cassandra",
+            cassandra,
+            Matchers.notNullValue()
+        );
+    }
 
-  @Test
-  void closesWithoutException(@Mock final Cluster mock) {
-    final Cassandra cassandra = new Simple(mock);
-    Assertions.assertDoesNotThrow(
-      cassandra::close,
-      "Closes without exception"
-    );
-  }
+    @Test
+    void closesWithoutException(@Mock final Cluster mock) {
+        final Cassandra cassandra = new Simple(mock);
+        Assertions.assertDoesNotThrow(
+            cassandra::close,
+            "Closes without exception"
+        );
+    }
 
-  @Test
-  void connectsToMockWithoutException(@Mock final Cluster mock) {
-    final Cassandra cassandra = new Simple(mock);
-    Assertions.assertDoesNotThrow(
-      cassandra::value,
-      "Connect to mocked cluster doesnt throw exception"
-    );
-  }
+    @Test
+    void connectsToMockWithoutException(@Mock final Cluster mock) {
+        final Cassandra cassandra = new Simple(mock);
+        Assertions.assertDoesNotThrow(
+            cassandra::value,
+            "Connect to mocked cluster doesnt throw exception"
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/session/package-info.java b/src/test/java/io/github/eocqrs/cmig/session/package-info.java
new file mode 100644
index 0000000..9aab9d0
--- /dev/null
+++ b/src/test/java/io/github/eocqrs/cmig/session/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * Tests for session.
+ *
+ * @since 0.0.0
+ */
+package io.github.eocqrs.cmig.session;
diff --git a/src/test/java/io/github/eocqrs/cmig/sha/ContentsOfTest.java b/src/test/java/io/github/eocqrs/cmig/sha/ContentsOfTest.java
index 4b5824f..fba10ad 100644
--- a/src/test/java/io/github/eocqrs/cmig/sha/ContentsOfTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/sha/ContentsOfTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import org.hamcrest.MatcherAssert;
@@ -29,25 +30,24 @@
 /**
  * Test suite for {@link ContentsOf}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (20 lines)
  */
 final class ContentsOfTest {
 
-  @Test
-  void readsContentsInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "Contents in right format",
-      new ContentsOf("001-initial-keyspace.cql")
-        .asString(),
-      new IsEqual<>(
-        """
-          CREATE KEYSPACE queryDatasets
-              WITH REPLICATION = {
-                  'class' : 'NetworkTopologyStrategy',
-                  'datacenter1' : 1
-                  };"""
-      )
-    );
-  }
+    @Test
+    void readsContentsInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "Contents in right format",
+            new ContentsOf("001-initial-keyspace.cql")
+                .asString(),
+            new IsEqual<>(
+                "CREATE KEYSPACE queryDatasets\n"
+                + "    WITH REPLICATION = {\n"
+                + "        'class' : 'NetworkTopologyStrategy',\n"
+                + "        'datacenter1' : 1\n"
+                + "        };"
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/sha/ShaTest.java b/src/test/java/io/github/eocqrs/cmig/sha/ShaTest.java
index 985d156..40d7339 100644
--- a/src/test/java/io/github/eocqrs/cmig/sha/ShaTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/sha/ShaTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import com.jcabi.xml.XMLDocument;
@@ -31,26 +32,25 @@
 /**
  * Test suite for {@link Sha}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class ShaTest {
 
-  @Test
-  void readsShaInRightFormat() throws Exception {
-    MatcherAssert.assertThat(
-      "SHA 256 in right format",
-      new Sha(
-        "1",
-        new XMLDocument(
-          new ResourceOf(
-            "cmig/master.xml"
-          ).stream()
-        )
-      ).asString(),
-      new IsEqual<>(
-        "97a046e3a06e2d406578175934c300dffbb13ee80db254874c7d19dc4bdd6832"
-      )
-    );
-  }
+    @Test
+    void readsShaInRightFormat() throws Exception {
+        MatcherAssert.assertThat(
+            "SHA 256 in right format",
+            new Sha(
+                "1",
+                new XMLDocument(
+                    new ResourceOf(
+                        "cmig/master.xml"
+                    ).stream()
+                )
+            ).asString(),
+            new IsEqual<>(
+                "97a046e3a06e2d406578175934c300dffbb13ee80db254874c7d19dc4bdd6832"
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/sha/StateChangesTest.java b/src/test/java/io/github/eocqrs/cmig/sha/StateChangesTest.java
index dceba0d..4214873 100644
--- a/src/test/java/io/github/eocqrs/cmig/sha/StateChangesTest.java
+++ b/src/test/java/io/github/eocqrs/cmig/sha/StateChangesTest.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,52 +21,48 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package io.github.eocqrs.cmig.sha;
 
 import io.github.eocqrs.cmig.meta.Names;
+import java.util.List;
 import org.cactoos.list.ListOf;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.core.IsEqual;
 import org.junit.jupiter.api.Test;
 
-import java.util.List;
-
 /**
  * Test suite for {@link StateChanges}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle StringLiteralsConcatenationCheck (40 lines)
  */
 final class StateChangesTest {
 
-  @Test
-  void readsContentsInRightFormat() throws Exception {
-    final List<String> value = new StateChanges(
-      new Names(
-        "cmig/master.xml", "1"
-      )
-    ).value();
-    MatcherAssert.assertThat(
-      "Contents in right format",
-      value,
-      new IsEqual<>(
-        new ListOf<>(
-          """
-            CREATE KEYSPACE queryDatasets
-                WITH REPLICATION = {
-                    'class' : 'NetworkTopologyStrategy',
-                    'datacenter1' : 1
-                    };""",
-          """
-            CREATE TABLE querydatasets.queries
-            (
-                id    UUID PRIMARY KEY,
-                query TEXT,
-                seen  TIMESTAMP
-            );"""
-        )
-      )
-    );
-  }
+    @Test
+    void readsContentsInRightFormat() throws Exception {
+        final List<String> value = new StateChanges(
+            new Names(
+                "cmig/master.xml", "1"
+            )
+        ).value();
+        MatcherAssert.assertThat(
+            "Contents in right format",
+            value,
+            new IsEqual<>(
+                new ListOf<>(
+                    "CREATE KEYSPACE queryDatasets\n"
+                    + "    WITH REPLICATION = {\n"
+                    + "        'class' : 'NetworkTopologyStrategy',\n"
+                    + "        'datacenter1' : 1\n"
+                    + "        };",
+                    "CREATE TABLE querydatasets.queries\n"
+                    + "(\n"
+                    + "    id    UUID PRIMARY KEY,\n"
+                    + "    query TEXT,\n"
+                    + "    seen  TIMESTAMP\n"
+                    + ");"
+                )
+            )
+        );
+    }
 }
diff --git a/src/test/java/io/github/eocqrs/cmig/sha/package-info.java b/src/test/java/io/github/eocqrs/cmig/sha/package-info.java
new file mode 100644
index 0000000..51fca38
--- /dev/null
+++ b/src/test/java/io/github/eocqrs/cmig/sha/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * Tests for sha.
+ *
+ * @since 0.0.0
+ */
+package io.github.eocqrs.cmig.sha;
diff --git a/src/test/java/it/CassandraIntegration.java b/src/test/java/it/CassandraIntegration.java
index cc56af5..a1e0da4 100644
--- a/src/test/java/it/CassandraIntegration.java
+++ b/src/test/java/it/CassandraIntegration.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import org.junit.jupiter.api.AfterAll;
@@ -30,27 +31,46 @@
 /**
  * Cassandra for Integration Testing.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
+ * @checkstyle VisibilityModifierCheck (30 lines)
  */
-@SuppressWarnings("JTCOP.RuleCorrectTestName")
+@SuppressWarnings(
+    {
+        "JTCOP.RuleCorrectTestName",
+        "PMD.ProhibitPublicStaticMethods",
+        "PMD.AbstractClassWithoutAbstractMethod"
+    }
+)
 public abstract class CassandraIntegration {
 
-  protected static final CassandraContainer<?> CASSANDRA =
-    new CassandraContainer<>(
-      DockerImageName.parse("cassandra:3.11.15")
-    ).withExposedPorts(9042);
-  protected static String HOST;
+    /**
+     * Cassandra container.
+     */
+    protected static final CassandraContainer<?> CASSANDRA =
+        new CassandraContainer<>(
+            DockerImageName.parse("cassandra:3.11.15")
+        ).withExposedPorts(9042);
+
+    /**
+     * Host.
+     */
+    protected static String host;
 
-  @BeforeAll
-  static void beforeAll() {
-    CassandraIntegration.CASSANDRA.start();
-    CassandraIntegration.HOST =
-      CassandraIntegration.CASSANDRA.getHost();
-  }
+    /**
+     * Stops container.
+     */
+    @AfterAll
+    public static void tearDown() {
+        CassandraIntegration.CASSANDRA.stop();
+    }
 
-  @AfterAll
-  public static void tearDown() {
-    CassandraIntegration.CASSANDRA.stop();
-  }
+    /**
+     * Starts container.
+     */
+    @BeforeAll
+    static void beforeAll() {
+        CassandraIntegration.CASSANDRA.start();
+        CassandraIntegration.host =
+            CassandraIntegration.CASSANDRA.getHost();
+    }
 }
diff --git a/src/test/java/it/CassandraRunsIT.java b/src/test/java/it/CassandraRunsIT.java
index 22f8918..98135da 100644
--- a/src/test/java/it/CassandraRunsIT.java
+++ b/src/test/java/it/CassandraRunsIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import org.hamcrest.MatcherAssert;
@@ -29,18 +30,17 @@
 /**
  * Cassandra Runs Integration test.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 @SuppressWarnings("JTCOP.RuleCorrectTestName")
 final class CassandraRunsIT extends CassandraIntegration {
 
-  @Test
-  void runs() {
-    MatcherAssert.assertThat(
-      "Cassandra runs",
-      CassandraIntegration.CASSANDRA.isRunning(),
-      new IsEqual<>(true)
-    );
-  }
+    @Test
+    void runs() {
+        MatcherAssert.assertThat(
+            "Cassandra runs",
+            CassandraIntegration.CASSANDRA.isRunning(),
+            new IsEqual<>(true)
+        );
+    }
 }
diff --git a/src/test/java/it/CmigKeyspaceIT.java b/src/test/java/it/CmigKeyspaceIT.java
index 3c6fdac..ccefed9 100644
--- a/src/test/java/it/CmigKeyspaceIT.java
+++ b/src/test/java/it/CmigKeyspaceIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import io.github.eocqrs.cmig.check.CmigKeyspace;
@@ -34,31 +35,30 @@
 /**
  * Integration test for {@link CmigKeyspace} and {@link StatesTable}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class CmigKeyspaceIT extends CassandraIntegration {
 
-  @Test
-  void createsCmigKeyspaceAndTable() throws Exception {
-    final Cassandra cassandra = new Simple(
-      CassandraIntegration.HOST,
-      CassandraIntegration.CASSANDRA.getMappedPort(9042)
-    );
-    new InText(
-      new CmigKeyspace("1"),
-      cassandra
-    ).apply();
-    new InText(
-      new StatesTable(),
-      cassandra
-    ).apply();
-    MatcherAssert.assertThat(
-      "Query to CMIG keyspace applied",
-      cassandra.value().execute(
-        "SELECT * FROM cmig.states"
-      ).wasApplied(),
-      new IsEqual<>(true)
-    );
-  }
+    @Test
+    void createsCmigKeyspaceAndTable() {
+        final Cassandra cassandra = new Simple(
+            CassandraIntegration.host,
+            CassandraIntegration.CASSANDRA.getMappedPort(9042)
+        );
+        new InText(
+            new CmigKeyspace("1"),
+            cassandra
+        ).apply();
+        new InText(
+            new StatesTable(),
+            cassandra
+        ).apply();
+        MatcherAssert.assertThat(
+            "Query to CMIG keyspace applied",
+            cassandra.value().execute(
+                "SELECT * FROM cmig.states"
+            ).wasApplied(),
+            new IsEqual<>(true)
+        );
+    }
 }
diff --git a/src/test/java/it/InFileIT.java b/src/test/java/it/InFileIT.java
index fcca308..7c90f67 100644
--- a/src/test/java/it/InFileIT.java
+++ b/src/test/java/it/InFileIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import io.github.eocqrs.cmig.session.InFile;
@@ -30,23 +31,22 @@
 /**
  * Integration test for {@link InFile}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class InFileIT extends CassandraIntegration {
 
-  @Test
-  void appliesInRightFormat() {
-    Assertions.assertDoesNotThrow(
-      () ->
-        new InFile(
-          new Simple(
-            CassandraIntegration.HOST,
-            CassandraIntegration.CASSANDRA.getMappedPort(9042)
-          ),
-          "cmig/001-initial-keyspace.cql"
-        ).apply(),
-      "Applies does not throw exception"
-    );
-  }
+    @Test
+    void appliesInRightFormat() {
+        Assertions.assertDoesNotThrow(
+            () ->
+                new InFile(
+                    new Simple(
+                        CassandraIntegration.host,
+                        CassandraIntegration.CASSANDRA.getMappedPort(9042)
+                    ),
+                    "cmig/001-initial-keyspace.cql"
+                ).apply(),
+            "Applies does not throw exception"
+        );
+    }
 }
diff --git a/src/test/java/it/MasterIT.java b/src/test/java/it/MasterIT.java
index ab62d93..c076d09 100644
--- a/src/test/java/it/MasterIT.java
+++ b/src/test/java/it/MasterIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -37,38 +39,37 @@
 /**
  * Integration test for {@link Master}.
  *
- * @author Aliaksei Bialiauski (aliaksei.bialiauski@hey.com)
  * @since 0.0.0
  */
 final class MasterIT extends CassandraIntegration {
 
-  @Test
-  void appliesMaster() throws Exception {
-    final Cassandra cassandra = new Simple(
-      CassandraIntegration.HOST,
-      CassandraIntegration.CASSANDRA.getMappedPort(9042)
-    );
-    new InText(
-      new CmigKeyspace("1"),
-      cassandra
-    ).apply();
-    new InText(
-      new StatesTable(),
-      cassandra
-    ).apply();
-    MatcherAssert.assertThat(
-      "Final SHA256 in right format",
-      new Master(
-        new XMLDocument(
-          new ResourceOf(
-            "cmig/master.xml"
-          ).stream()
-        ),
-        cassandra
-      ).value(),
-      new IsEqual<>(
-        "43b52f2f9e96905d3608f2025c0030f90efafc1d224130fb7bf1a6c1b8a9b278"
-      )
-    );
-  }
+    @Test
+    void appliesMaster() throws Exception {
+        final Cassandra cassandra = new Simple(
+            CassandraIntegration.host,
+            CassandraIntegration.CASSANDRA.getMappedPort(9042)
+        );
+        new InText(
+            new CmigKeyspace("1"),
+            cassandra
+        ).apply();
+        new InText(
+            new StatesTable(),
+            cassandra
+        ).apply();
+        MatcherAssert.assertThat(
+            "Final SHA256 in right format",
+            new Master(
+                new XMLDocument(
+                    new ResourceOf(
+                        "cmig/master.xml"
+                    ).stream()
+                ),
+                cassandra
+            ).value(),
+            new IsEqual<>(
+                "43b52f2f9e96905d3608f2025c0030f90efafc1d224130fb7bf1a6c1b8a9b278"
+            )
+        );
+    }
 }
diff --git a/src/test/java/it/PreloadIT.java b/src/test/java/it/PreloadIT.java
index 7985fee..d80d040 100644
--- a/src/test/java/it/PreloadIT.java
+++ b/src/test/java/it/PreloadIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import io.github.eocqrs.cmig.Master;
@@ -33,30 +34,29 @@
 /**
  * Integration test for {@link Preload}.
  *
- * @author Aliaksei Bialiauski (aliaksei.bialiauski@hey.com)
  * @since 0.0.0
  */
 final class PreloadIT extends CassandraIntegration {
 
-  @Test
-  void applies() throws Exception {
-    final Cassandra cassandra = new Simple(
-      CassandraIntegration.HOST,
-      CassandraIntegration.CASSANDRA.getMappedPort(9042)
-    );
-    MatcherAssert.assertThat(
-      "SHA256 in right format",
-      new Preload(
-        new Master(
-          "cmig/master.xml",
-          cassandra
-        ),
-        cassandra,
-        "1"
-      ).value(),
-      new IsEqual<>(
-        "43b52f2f9e96905d3608f2025c0030f90efafc1d224130fb7bf1a6c1b8a9b278"
-      )
-    );
-  }
+    @Test
+    void applies() throws Exception {
+        final Cassandra cassandra = new Simple(
+            CassandraIntegration.host,
+            CassandraIntegration.CASSANDRA.getMappedPort(9042)
+        );
+        MatcherAssert.assertThat(
+            "SHA256 in right format",
+            new Preload(
+                new Master(
+                    "cmig/master.xml",
+                    cassandra
+                ),
+                cassandra,
+                "1"
+            ).value(),
+            new IsEqual<>(
+                "43b52f2f9e96905d3608f2025c0030f90efafc1d224130fb7bf1a6c1b8a9b278"
+            )
+        );
+    }
 }
diff --git a/src/test/java/it/SimpleIT.java b/src/test/java/it/SimpleIT.java
index 6e8e1d2..d74b033 100644
--- a/src/test/java/it/SimpleIT.java
+++ b/src/test/java/it/SimpleIT.java
@@ -1,5 +1,7 @@
 /*
- *  Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -8,8 +10,8 @@
  * copies of the Software, and to permit persons to whom the Software is
  * furnished to do so, subject to the following conditions:
  *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
@@ -19,7 +21,6 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-
 package it;
 
 import com.datastax.driver.core.Session;
@@ -31,22 +32,21 @@
 /**
  * Integration test for {@link Simple}.
  *
- * @author Aliaksei Bialiauski (abialiauski.dev@gmail.com)
  * @since 0.0.0
  */
 final class SimpleIT extends CassandraIntegration {
 
-  @Test
-  void connectsSession() {
-    final Session session = new Simple(
-      CassandraIntegration.HOST,
-      CassandraIntegration.CASSANDRA.getMappedPort(9042)
-    ).value();
-    MatcherAssert.assertThat(
-      "Session is not null",
-      session,
-      Matchers.notNullValue()
-    );
-    session.close();
-  }
+    @Test
+    void connectsSession() {
+        final Session session = new Simple(
+            CassandraIntegration.host,
+            CassandraIntegration.CASSANDRA.getMappedPort(9042)
+        ).value();
+        MatcherAssert.assertThat(
+            "Session is not null",
+            session,
+            Matchers.notNullValue()
+        );
+        session.close();
+    }
 }
diff --git a/src/test/java/it/package-info.java b/src/test/java/it/package-info.java
new file mode 100644
index 0000000..392df23
--- /dev/null
+++ b/src/test/java/it/package-info.java
@@ -0,0 +1,30 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/**
+ * Integration tests.
+ *
+ * @since 0.0.0
+ */
+package it;
diff --git a/src/test/resources/cmig/master.xml b/src/test/resources/cmig/master.xml
index 8f02384..a4e5b49 100644
--- a/src/test/resources/cmig/master.xml
+++ b/src/test/resources/cmig/master.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-MIT License
+The MIT License (MIT)
 
-Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -11,8 +11,8 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
diff --git a/src/verifier/verifications.xml b/src/verifier/verifications.xml
index 6704167..e83c307 100644
--- a/src/verifier/verifications.xml
+++ b/src/verifier/verifications.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-MIT License
+The MIT License (MIT)
 
-Copyright (c) 2023 Aliaksei Bialiauski, EO-CQRS
+Copyright (c) 2023-2024 Aliaksei Bialiauski, EO-CQRS
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -11,8 +11,8 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,