build.gradle

apply plugin: 'groovy'
apply plugin: 'application'
version = '1.0'
mainClassName='OfflineSigner'

repositories {
    mavenCentral()
}

dependencies {
  compile 'org.codehaus.groovy:groovy-all:2.0.0'
    compile fileTree(dir: '/home/rb/.groovy/lib', include: '*.jar');
    runtime fileTree(dir: '/home/rb/.groovy/lib', include: '*.jar');
}

task uberjar(type: Jar,dependsOn:[':compileJava',':compileGroovy']) {
    from files(sourceSets.main.output.classesDir)
    from configurations.runtime.asFileTree.files.collect { zipTree(it).matching{exclude{it.path.contains('DSA') or it.path.contains('RSA') or it.path.contains('SF') }} }
    from configurations.compile.collect {
              it.isDirectory() ? it : zipTree(it).matching{exclude{it.path.contains('DSA') or it.path.contains('RSA') or it.path.contains('SF') }}
    }    

    manifest {
        attributes 'Main-Class': mainClassName
    }
}