Java中的移动和复制

    public static boolean Move(File srcFile, String destPath) {
        // Destination directory
        File dir = new File(destPath);

        // Move file to new directory
        boolean success = srcFile.renameTo(new File(dir, srcFile.getName()));

        return success;
    }

    public static boolean Move(String srcFile, String destPath) {
        // File (or directory) to be moved
        File file = new File(srcFile);

        // Destination directory
        File dir = new File(destPath);

        // Move file to new directory
        boolean success = file.renameTo(new File(dir, file.getName()));

        return success;
    }

    public static void Copy(String oldPath, String newPath) {
        try {
            int bytesum = 0;
            int byteread = 0;
            File oldfile = new File(oldPath);
            if (oldfile.exists()) {
                InputStream inStream = new FileInputStream(oldPath);
                FileOutputStream fs = new FileOutputStream(newPath);
                byte[] buffer = new byte[1444];
                int length;
                while ((byteread = inStream.read(buffer)) != -1) {
                    bytesum += byteread;
                    System.out.println(bytesum);
                    fs.write(buffer, 0, byteread);
                }
                inStream.close();
            }
        } catch (Exception e) {
            System.out.println("error  ");
            e.printStackTrace();
        }
    }

    public static void Copy(File oldfile, String newPath) {
        try {
            int bytesum = 0;
            int byteread = 0;
            // File oldfile = new File(oldPath);
            if (oldfile.exists()) {
                InputStream inStream = new FileInputStream(oldfile);
                FileOutputStream fs = new FileOutputStream(newPath);
                byte[] buffer = new byte[1444];
                while ((byteread = inStream.read(buffer)) != -1) {
                    bytesum += byteread;
                    System.out.println(bytesum);
                    fs.write(buffer, 0, byteread);
                }
                inStream.close();
            }
        } catch (Exception e) {
            System.out.println("error  ");
            e.printStackTrace();
        }
    }

 

posted @ 2017-01-24 15:05  牧师/preacher  阅读(444)  评论(0编辑  收藏  举报