Adding gradle build config for publishing to maven central for #38

.gitignore

@@ -13,4 +13,7 @@ bin/
 libs/
 build/
 .gradle
-.gradletasknamecache
+.gradletasknamecache
+/monkey-netty/publishing/publishing.properties
+/monkey-netty/publishing/*.asc
+/monkey-netty/publishing/*.gpg

build.gradle

@@ -1,3 +1,7 @@
+plugins {
+    id 'io.github.gradle-nexus.publish-plugin' version '1.1.0'
+}
+
 allprojects {
     version = '0.1.2-SNAPSHOT'
     group = "io.tlf.monkeynetty"

monkey-netty/build.gradle

@@ -3,6 +3,8 @@ plugins {
     id 'maven-publish'
 }
 
+apply from: './publishing/publishing.gradle'
+
 java {
     withJavadocJar()
     withSourcesJar()

monkey-netty/publishing/publishing.gradle

@@ -0,0 +1,107 @@
+// Create variables with empty default values
+
+apply plugin: 'maven-publish'
+apply plugin: 'signing'
+
+ext["ossrhUsername"] = ''
+ext["ossrhPassword"] = ''
+ext["sonatypeStagingProfileId"] = ''
+ext["signing.keyId"] = ''
+ext["signing.password"] = ''
+ext["signing.secretKeyRingFile"] = ''
+
+ext {
+    PUBLISH_GROUP_ID = group
+    PUBLISH_VERSION = version
+    PUBLISH_ARTIFACT_ID = name
+}
+
+File secretPropsFile = project.rootProject.file('publishing/publishing.properties')
+if (secretPropsFile.exists()) {
+    // Read local.properties file first if it exists
+    Properties p = new Properties()
+    new FileInputStream(secretPropsFile).withCloseable { is -> p.load(is) }
+    p.each { name, value -> ext[name] = value }
+} else {
+    // Use system environment variables
+    ext["ossrhUsername"] = System.getenv('OSSRH_USERNAME')
+    ext["ossrhPassword"] = System.getenv('OSSRH_PASSWORD')
+    ext["sonatypeStagingProfileId"] = System.getenv('SONATYPE_STAGING_PROFILE_ID')
+    ext["signing.keyId"] = System.getenv('SIGNING_KEY_ID')
+    ext["signing.password"] = System.getenv('SIGNING_PASSWORD')
+    ext["signing.secretKeyRingFile"] = System.getenv('SIGNING_SECRET_KEY_RING_FILE')
+}
+
+// Set up Sonatype repository
+nexusPublishing {
+    repositories {
+        sonatype {
+            stagingProfileId = sonatypeStagingProfileId
+            username = ossrhUsername
+            password = ossrhPassword
+            nexusUrl.set(uri("https://s01.oss.sonatype.org/service/local/"))
+            snapshotRepositoryUrl.set(uri("https://s01.oss.sonatype.org/content/repositories/snapshots/"))
+        }
+    }
+}
+
+task javadocJar(type: Jar) {
+    classifier = 'javadoc'
+    from javadoc
+}
+
+task sourcesJar(type: Jar) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+artifacts {
+    archives javadocJar, sourcesJar
+}
+
+afterEvaluate {
+    publishing {
+        publications {
+            release(MavenPublication) {
+                groupId PUBLISH_GROUP_ID
+                artifactId PUBLISH_ARTIFACT_ID
+                version PUBLISH_VERSION
+
+                from components.java
+
+                artifact sourcesJar
+                artifact javadocJar
+
+                pom {
+                    name = PUBLISH_ARTIFACT_ID
+                    description = 'A implementation of a server-client communication system for jMonkeyEngine using Netty.IO that utilizes both TCP and UDP communication.'
+                    url = 'https://github.com/tlf30/monkey-netty'
+                    licenses {
+                        license {
+                            name = 'MIT'
+                            url = 'https://github.com/tlf30/monkey-netty/blob/master/LICENSE'
+                        }
+                    }
+                    developers {
+                        developer {
+                            id = 'tlf30'
+                            name = 'Trevor Flynn'
+                            email = '[email protected]'
+                        }
+                    }
+
+                    scm {
+                        connection = 'scm:git:github.com/tlf30/monkey-netty.git'
+                        developerConnection = 'scm:git:ssh://github.com/tlf30/monkey-netty.git'
+                        url = 'https://github.com/tlf30/monkey-netty/tree/master'
+                    }
+                }
+            }
+        }
+    }
+}
+
+signing {
+    sign publishing.publications
+}
+