gistfile1.groovy

task generateJavaFromWsdl(type: JavaExec) {
    classpath configurations.generateJavaFromWsdlDeps
    main "org.apache.cxf.tools.wsdlto.WSDLToJava"
    args "your", "args", "here"

    compileJava.dependsOn += name

    def branch = new org.apache.commons.io.output.ByteArrayOutputStream()
    errorOutput = new org.apache.commons.io.output.TeeOutputStream(System.err, branch)
    doLast {
        def str = branch.toString()
        if (str.contains('Usage : wsdl2java') || str.contains('WSDLToJava Error')) {
            throw new TaskExecutionException(
                tasks[name],
                new IOException("WSDLToJava has failed, please see output")
            )
        }
    }
}