import java.io.*;

class Test1 {
    static void getDir(String strPath) throws Exception {
        try {
            File f = new File(strPath);
            if (f.isDirectory()) {
                File[] fList = f.listFiles();
                for (int j = 0; j < fList.length; j++) {
                    if (fList[j].isDirectory()) {
                        System.out.println(fList[j].getPath());
                        getDir(fList[j].getPath()); // 在getDir函数里面又调用了getDir函数本身
                    }
                }
                for (int j = 0; j < fList.length; j++) {

                    if (fList[j].isFile()) {
                        System.out.println(fList[j].getPath());
                    }

                }
            }
        } catch (Exception e) {
            System.out.println("Error： " + e);
        }

    }

    public static void main(String[] args) {
        String strPath = "C:\\Documents and Settings\\All Users\\Documents\\My Music";

        System.out.println(strPath);

        try {
            getDir(strPath);
        } catch (Exception e) {

        }
    }
}