Java実行Shellスクリプト

String[] cmd = new String[]{"sh", "-c", shell  };
System.out.println(cmd.toString());
Process process = null;
try {
    process = Runtime.getRuntime().exec(cmd);
    //         ，           
    process.waitFor();
} catch (Exception error) {
    error.printStackTrace();
    LOG.error(error.getMessage());
}finally{
    if(process!=null){
        process.destroy();
    }
}