Add tasks for javadoc jar and sources jar, used in uploadArchives. (#92)

Author: nitzanj

cloudinary-android/build.gradle

@@ -122,4 +122,23 @@ task copyFiles(type: Copy) {
     filter(ReplaceTokens, tokens: ['cloudinary://123456789:abcdefg@hijklmnop': System.getenv('CLOUDINARY_URL')])
 }
 
-preBuild.dependsOn(copyFiles)
+
+task sourcesJar(type: Jar) {
+    from android.sourceSets.main.java.srcDirs
+    classifier = 'sources'
+}
+task javadoc(type: Javadoc) {
+    source = android.sourceSets.main.java.srcDirs
+    classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
+    android.libraryVariants.all{var -> classpath += var.javaCompiler.classpath}
+
+}
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from javadoc.destinationDir
+}
+artifacts {
+    archives javadocJar
+    archives sourcesJar
+}
+preBuild.dependsOn(copyFiles)

java_shared.gradle

@@ -9,4 +9,19 @@ tasks.withType(JavaCompile) {
 test {
     testLogging.showStandardStreams = true
     testLogging.exceptionFormat = 'full'
+}
+
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from javadoc.destinationDir
+}
+
+artifacts {
+    archives sourcesJar
+    archives javadocJar
 }