Base64

tiagogomes187 · Aug 27, 2023 · 58fd4a2 · 58fd4a2
1 parent c5a0bb3
commit 58fd4a2
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diff --git a/.idea/modules.xml b/.idea/modules.xml
diff --git a/Base64/Base64.iml b/Base64/Base64.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
diff --git a/Base64/src/Base64Exemplo.java b/Base64/src/Base64Exemplo.java
@@ -0,0 +1,25 @@
+import java.util.Base64;
+
+public class Base64Exemplo {
+
+	public static void main(String[] args) {
+
+		try{
+
+			final String textoOriginal = "A classe Base64 no Java 8!";
+			System.out.println( "Mensagem original: " + textoOriginal );
+
+			String textoCodificado = Base64.getEncoder().encodeToString( textoOriginal.getBytes("utf-8") );
+			System.out.println( "Mensagem codificada: " + textoCodificado );
+
+			String textoDecodificado = new String( Base64.getDecoder().decode( textoCodificado ), "utf-8");
+			System.out.println( "Mensagem decodificada: " + textoDecodificado );
+
+		}
+		catch(Exception e){
+
+		}
+
+	}
+
+}
diff --git a/StringJoiner/StringJoiner.iml b/StringJoiner/StringJoiner.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
diff --git a/StringJoiner/src/StringJoinerExemplo.java b/StringJoiner/src/StringJoinerExemplo.java
@@ -0,0 +1,29 @@
+import java.util.StringJoiner;
+import java.util.StringTokenizer;
+
+public class StringJoinerExemplo {
+
+	public static void main(String[] args) {
+		String nomes = " João, Pedro, Maria, Ana, Paulo";
+
+		StringTokenizer st = new StringTokenizer(nomes, ",");
+
+		while(st.hasMoreTokens()){
+			System.out.println(st.nextToken());
+		}
+
+		/****************************************************/
+
+		StringJoiner sj = new StringJoiner(", ");
+
+		sj.add("João");
+		sj.add("Pedro");
+		sj.add("Maria");
+		sj.add("Ana");
+		sj.add("Paulo");
+
+		System.out.println(sj);
+
+	}
+
+}