Java文件复制和删除

文件复制

public static void fileCopy() {FileInputStream fis = null;FileOutputStream fos = null;try {fis = new FileInputStream("D:" + File.separator + "001.flv");fos = new FileOutputStream("D:" + File.separator + "002.flv");byte[] b = new byte[1024 * 10];int len = -1;while ((len = fis.read(b)) != -1) {fos.write(b, 0, len);}System.out.println("复制完毕");} catch (Exception e) {e.printStackTrace();} finally {try {if (fis != null && fos != null) {fis.close();fos.close();}} catch (Exception e) {}}}

文件删除

/** * 删除文件夹或文件 *  * @param file * @return */public static boolean fileDelete(File file) {if (!file.exists())return false;if (file.isFile()) {return file.delete();}File[] childFiles = file.listFiles();for (File f : childFiles) {fileDelete(f);}return file.delete();}