Added nexus publishing block (#222)

Author: tanya732

.github/actions/maven-publish/action.yml

@@ -35,7 +35,7 @@ runs:
 
     - name: Publish Java Packages to Maven
       shell: bash
-      run: ./gradlew publish -PisSnapshot=false --stacktrace
+      run: ./gradlew publishToSonatype closeAndReleaseSonatypeStagingRepository -PisSnapshot=false --stacktrace
       env:
         JAVA_HOME: ${{ env.JAVA_HOME }}
         MAVEN_USERNAME: ${{ inputs.ossr-username }}

build.gradle

@@ -13,6 +13,7 @@ plugins {
     id 'java'
     id 'jacoco'
     id 'me.champeau.gradle.japicmp' version '0.2.9'
+    id 'io.github.gradle-nexus.publish-plugin' version '2.0.0'
 }
 
 jacoco {

gradle/maven-publish.gradle

@@ -26,21 +26,18 @@ artifacts {
 }
 
 
-final releaseRepositoryUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
-final snapshotRepositoryUrl = "https://oss.sonatype.org/content/repositories/snapshots/"
-
 publishing {
     publications {
         mavenJava(MavenPublication) {
+            from components.java
+
+            artifact sourcesJar
+            artifact javadocJar
 
             groupId = GROUP
             artifactId = POM_ARTIFACT_ID
             version = getVersionName()
 
-            artifact("$buildDir/libs/${project.name}-${version}.jar")
-            artifact sourcesJar
-            artifact javadocJar
-
             pom {
                 name = POM_NAME
                 packaging = POM_PACKAGING
@@ -82,14 +79,15 @@ publishing {
             }
         }
     }
+}
+
+nexusPublishing {
     repositories {
-        maven {
-            name = "sonatype"
-            url = version.endsWith('SNAPSHOT') ? snapshotRepositoryUrl : releaseRepositoryUrl
-            credentials {
-                username = System.getenv("MAVEN_USERNAME")
-                password = System.getenv("MAVEN_PASSWORD")
-            }
+        sonatype {
+            nexusUrl.set(uri('https://ossrh-staging-api.central.sonatype.com/service/local/'))
+            snapshotRepositoryUrl.set(uri('https://central.sonatype.com/repository/maven-snapshots/'))
+            username.set(System.getenv("MAVEN_USERNAME"))
+            password.set(System.getenv("MAVEN_PASSWORD"))
         }
     }
 }