java 修改文件名

    // 修改文件名

    

    public static boolean modifyFileName(String serverPath, String oldFileName,

            String newLoginNo) {

        String oldPath = serverPath + "/" + oldFileName;

        String newPath = serverPath + "/" + newLoginNo + "-"

                + oldFileName.substring(oldFileName.indexOf('-') + 1);

        File oldFile = new File(oldPath);

        File newFile = new File(newPath);

        if (oldFile.renameTo(newFile)) {

            return true;

        } else {

            return false;

        }

    }