Update the build.gradle to create a re-usable .jar file with redstorm Java and Ruby code

Gemfile.lock

@@ -37,6 +37,7 @@ GEM
 
 PLATFORMS
   java
+  ruby
 
 DEPENDENCIES
   coveralls

build.gradle

@@ -0,0 +1,65 @@
+plugins {
+  id "com.github.jruby-gradle.jar" version "0.1.2"
+  // https://github.com/jruby-gradle/jruby-gradle-jar-plugin/issues/18
+  id "com.github.jruby-gradle.base" version "0.1.3"
+  id "com.github.johnrengelman.shadow" version "1.1.2"
+}
+apply plugin: 'maven'
+apply plugin: 'java'
+
+version = '0.7.0-SNAPSHOT'
+group = 'com.github.jruby-gradle'
+
+import com.github.jrubygradle.JRubyExec
+
+repositories {
+    mavenCentral()
+
+    maven { url 'http://clojars.org/repo/' }
+    maven { url 'http://conjars.org/repo/' }
+}
+
+dependencies {
+    compile group: 'com.github.jnr', name: 'jffi', version: '1.2.7'
+
+    compile group: 'org.apache.storm',
+            name: 'storm-core',
+            version: '0.9.2-incubating'
+}
+
+configurations {
+    runtime.exclude module: 'storm-core'
+}
+
+sourceSets {
+  main {
+    java {
+        srcDirs 'src/main',
+                "${buildDir}/generated/java"
+    }
+  }
+}
+
+task compileRedstormJRuby(type: JRubyExec) {
+    group 'build'
+    description "Compile the right Ruby files to Java files for compilation"
+    workingDir 'lib/red_storm'
+    jrubyArgs '-S'
+    script 'jrubyc'
+    scriptArgs '--prefix', 'red_storm',
+       '--java',
+       '--target', '../../build/generated/java',
+       'topology_launcher.rb'
+
+    file("${buildDir}/generated/java").mkdirs()
+}
+
+project.compileJava.dependsOn compileRedstormJRuby
+
+
+jar {
+    from 'lib'
+}
+
+// vim: ft=groovy et ts=4 sw=4
+

lib/red_storm/dsl/tuple.rb

@@ -29,8 +29,10 @@ class TupleImpl
     fieldIndex(field.to_s)
   end
 
+  # Because of https://jira.codehaus.org/browse/JRUBY-6643
+  java_signature 'boolean isContains(Object)'
   def contains?(field)
     contains(field.to_s)
   end
 
-end
+end