编辑代码

import java.io.File;
import java.util.ArrayList;
import java.util.List;

class Main {
	public static void main(String[] args) {
        List list = getAllFile("/home/",true);
        for(int i =0;i <list.size();i++){
            System.out.println(list.get(i));
        } 
	}
    /**
     * 获取路径下的所有文件/文件夹
     * @param directoryPath 需要遍历的文件夹路径
     * @param isAddDirectory 是否将子文件夹的路径也添加到list集合中
     * @return
     */
    public static List<String> getAllFile(String directoryPath,boolean isAddDirectory) {
        List<String> list = new ArrayList<String>();
        File baseFile = new File(directoryPath);
        if (baseFile.isFile() || !baseFile.exists()) {
            return list;
        }
        File[] files = baseFile.listFiles();
        for (File file : files) {
            if (file.isDirectory()) {
                if(isAddDirectory){
                    list.add(file.getAbsolutePath());
                }
                list.addAll(getAllFile(file.getAbsolutePath(),isAddDirectory));
            } else {
                list.add(file.getAbsolutePath());
            }
        }
        return list;
    }
}