Create a fat jar with Gradle

fatjar.gradle

ext {
  vendor = "vendor"
  version = "42.0"
  basename = "foo"
  mainClassName = "bar.foo.mainClass"
}

dependencies {
  compile project(':my_other_project')
  compile 'ch.qos.logback:logback-classic:1.1.1'
  compile fileTree(dir: "../libs", includes: ['*.jar'])
}

jar {
  baseName = basename
  manifest {
    attributes "Manifest-Version" : "1.0"
    attributes "Created-By" : vendor
    attributes "Specification-Title" : basename
    attributes "Specification-Version" : version
    attributes "Specification-Vendor" : vendor
    attributes "Implementation-Title" : basename
    attributes "Implementation-Version" : version
    attributes "Implementation-Vendor" : vendor
    attributes 'Main-Class': mainClassName
    attributes 'Class-Path': '.'
  }

  from (configurations.compile.files.collect { it.isDirectory() ? it : zipTree(it) } ) {
    exclude "META-INF/*.SF"
    exclude "META-INF/*.DSA"
    exclude "META-INF/*.RSA"
  }
}