package com.dream.util; import org.apache.commons.codec.binary.Base64; import sun.misc.BASE64Decoder; import sun.misc.BASE64Encoder; import junit.framework.TestCase; /** * @author zxg * base64算法 算法公开 * base64可以充当加解密算法,不过容易破解 * 就是替代 ascii码的算法 */ public class Base64Test extends TestCase { private static final String STR = "zxg is a boy"; /** * 利用jdk */ public void testjdkBase() throws Exception { BASE64Encoder encode = new BASE64Encoder(); System.out.println(encode.encode(STR.getBytes())); String str = encode.encode(STR.getBytes()); BASE64Decoder decode = new BASE64Decoder(); byte[] de = decode.decodeBuffer(new String(str.getBytes())); System.out.println(new String(de)); } /** * 利用apache commons codec 第三方扩展 */ public void testApacheBase() throws Exception { byte[] encodebytes = Base64.encodeBase64(STR.getBytes()); System.out.println(new String(encodebytes)); byte[] decodebytes = Base64.decodeBase64(encodebytes); System.out.println(new String(decodebytes)); } /** * 利用 bouncy castle 第三方扩展 */ public void testbcBase() throws Exception { byte[] encodebytes = org.bouncycastle.util.encoders.Base64.encode(STR .getBytes()); System.out.println(new String(encodebytes)); byte[] decodebytes = org.bouncycastle.util.encoders.Base64.decode(encodebytes); System.out.println(new String(decodebytes)); } }
base64加密算法
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转载自zhizhi555555.iteye.com/blog/2222524
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