java调用shell脚本的方法

ProcessBuilder pb = new ProcessBuilder("./" + RUNNING_SHELL_FILE, param1,

                                               param2, param3);

        pb.directory(new File(SHELL_FILE_DIR));

        int runningStatus = 0;

        String s = null;

        try {

            Process p = pb.start();

            try {

                runningStatus = p.waitFor();

            } catch (InterruptedException e) {

            }

        } catch (IOException e) {

        }

        if (runningStatus != 0) {

        }

        return;

p = Runtime.getRuntime().exec(SHELL_FILE_DIR + RUNNING_SHELL_FILE + " "+param1+" "+param2+" "+param3);

p.waitFor();