gradle build

build.gradle

@@ -17,6 +17,11 @@ dependencies {
     compile 'org.bitcoinj:bitcoinj-core:0.15.6'
 }
 
+sourceSets {
+    main.java.srcDirs = ['core/src/main/java']
+    main.resources.srcDirs = ['core/src/main/resources']
+}
+
 task sourcesJar(type: Jar, dependsOn: classes) {
     classifier = 'sources'
     from sourceSets.main.allSource