Ear.groovy

// Creates a copy of the git tree into target directory to be included on the final EAR
// Use  zipfileset(dir: "${warDest}/src", prefix: 'src') on your ant.ear task.
target(generateSourceCode: "Generates a src copy") {
    depends(defineContextRoot)

    ProcessBuilder   ps=new ProcessBuilder("/usr/bin/git", "ls-tree", "--name-only", "-r", "HEAD");

    def dir = "${projectTargetDir}/src"
    new File(dir).mkdirs();

    ps.redirectErrorStream(true);

    Process pr = ps.start();

    def reader = new BufferedReader(new InputStreamReader(pr.getInputStream()));
    String line;
    while ((line = reader.readLine()) != null) {
        File source = new File(line)
        File destination = new File("${dir}/${line}")
        destination.parentFile.mkdirs()
        source?.withInputStream {
            destination << it
        }
    }
    pr.waitFor();

    reader.close();
}