java实现文件夹遍历

public void traverseFolder1( traverse String path) { int fileNum = 0, folderNum = 0; File file = new File(path); if (file.exists()) { LinkedList<File> list = new LinkedList<File>(); File[] files = file.listFiles(); for (File file2 : files) { if (file2.isDirectory()) { System.out.println("文件夹:" + file2.getAbsolutePath()); list.add(file2); foldeNum++; } else { System.out.println("文件:" + file2.getAbsolutePath()); fileNum++; } } File temp_file; while (!list.isEmpty()) { temp_file = list.removeFirst(); files = temp_file.listFiles(); for (File file2 : files) { if (file2.isDirectory()) { System.out.println("文件夹:" + file2.getAbsolutePath()); list.add(file2); folderNum++; } else { System.out.println("文件:" + file2.getAbsolutePath()); fileNum++; } } } } else { System.out.println("文件不存在!"); } System.out.println("文件夹共有:" + folderNum + ",文件共有:" + fileNum); } public void traverseFolder2(String path) { File file = new File(path); if (file.exists()) { File[] files = file.listFiles(); if (files.length == 0) { System.out.println("文件夹是空的!"); return; } else { for (File file2 : files) { if (file2.isDirectory()) { System.out.println("文件夹:" + file2.getAbsolutePath()); traverseFolder2(file2.getAbsolutePath()); } else { System.out.println("文件:" + file2.getAbsolutePath()); } } } } else { System.out.println("文件不存在!"); } } public static List<File> getFileList(String strPath) { File dir = new File(strPath); File[] files = dir.listFiles(); // 该文件目录下文件全部放入数组 if (files != null) { for (int i = 0; i < files.length; i++) { String fileName = files[i].getName(); if (files[i].isDirectory()) { // 判断是文件还是文件夹 getFileList(files[i].getAbsolutePath()); // 获取文件绝对路径 } else if (fileName.endsWith("avi")) { // 判断文件名是否以.avi结尾 String strFileName = files[i].getAbsolutePath(); System.out.println("---" + strFileName); filelist.add(files[i]); } else { continue; } } } return filelist; }