Simplify build.gradle

Author: joshka

build.gradle

@@ -1,15 +1,13 @@
 plugins {
-  id "org.sonarqube" version "2.8"
+  id 'java-library'
+  id 'jacoco'
+  id 'maven-publish'
+  id 'signing'
   id 'idea'
+  id "org.sonarqube" version "2.8"
   id "org.jetbrains.gradle.plugin.idea-ext" version "0.7"
 }
 
-apply plugin: 'java-library'
-apply plugin: 'jacoco'
-apply plugin: 'maven-publish'
-apply plugin: 'signing'
-apply plugin: 'idea'
-
 group = 'net.joshka'
 version = '5.5.1-r0'
 ext.isReleaseVersion = !version.endsWith("SNAPSHOT")
@@ -44,14 +42,9 @@ test {
     useJUnitPlatform()
 }
 
-task sourcesJar(type: Jar) {
-    classifier "sources"
-    from sourceSets.main.allJava
-}
-
-task javadocJar(type: Jar, dependsOn: javadoc) {
-    classifier "javadoc"
-    from javadoc.destinationDir
+java {
+    withJavadocJar()
+    withSourcesJar()
 }
 
 javadoc {