| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.ftpserver.usermanager; |
| |
| import org.apache.ftpserver.util.EncryptUtils; |
| import org.apache.ftpserver.util.PasswordUtil; |
| |
| /** |
| * Password encryptor that hashes the password using MD5. Please note that this |
| * form of encryption is sensitive to lookup attacks. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| */ |
| public class Md5PasswordEncryptor implements PasswordEncryptor { |
| |
| /** |
| * Hashes the password using MD5 |
| */ |
| public String encrypt(String password) { |
| return EncryptUtils.encryptMD5(password); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean matches(String passwordToCheck, String storedPassword) { |
| if (storedPassword == null) { |
| throw new NullPointerException("storedPassword can not be null"); |
| } |
| if (passwordToCheck == null) { |
| throw new NullPointerException("passwordToCheck can not be null"); |
| } |
| |
| return PasswordUtil.secureCompareFast(encrypt(passwordToCheck).toLowerCase(), storedPassword.toLowerCase()); |
| } |
| } |