java目录拷贝
@Testpublic void copy3() { //FileUtils.copyDirectoryToDirectory(srcDir, destDir); copy("d:\\a","d:\\b"); System.out.println("ok");}/** * * @param desrc * 源目录 * @param src * 目标目录 */public void copy(String desrc, String src) {File file = new File(desrc);if (!file.exists()) {System.out.println("目录不存在");return;}if (file.isDirectory()) {File descfile = new File(src);if(!descfile.exists()){descfile.mkdirs();}File[] dic = file.listFiles();if (dic != null && dic.length > 0) {for (File f : dic) {// 拷贝copy(f.getAbsolutePath(), src+File.separator+f.getName());}}} else {// 拷贝docopy(file, new File(src));}}public void docopy(File file, File src) {System.out.println(file.getName()+"===="+file.getAbsolutePath()+"<<<<<");FileInputStream fin = null;BufferedInputStream bin = null;FileOutputStream fou = null;BufferedOutputStream bou = null;byte[] b = new byte[1024];try {fin = new FileInputStream(file);bin = new BufferedInputStream(fin);fou = new FileOutputStream(src);bou = new BufferedOutputStream(fou);int i = 0;while ((i=bin.read(b)) != -1) {bou.write(b, 0, i);}bou.flush();} catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} finally {try {fin.close();fou.close();fou.close();bou.close();} catch (IOException e) {e.printStackTrace();}}}
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