Java–我即几的MD5加密

标签：requestsha-1preexprnamespoolhexnbspdigest

百度的时候发现有人无耻的用了写好的工具类，那我就更无耻了。。。我也用。

我是在：org.apache.commons.codec.digest.DigestUtils这个类里面找到的一个工具

1 /*
2 * Licensed to the Apache Software Foundation (ASF) under> 3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the \”License\”); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed> 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.codec.digest;
19
20 import java.io.IOException;
21 import java.io.InputStream;
22 import java.security.MessageDigest;
23 import java.security.NoSuchAlgorithmException;
24
25 import org.apache.commons.codec.binary.Hex;
26 import org.apache.commons.codec.binary.StringUtils;
27
28 /**
29 * Operations to simplify common {@link java.security.MessageDigest} tasks.
30 * This class is immutable and thread-safe.
31 *
32 * @version $Id: DigestUtils.java 1634433 2014-10-27 01:10:47Z ggregory $
33 */