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@ -5,11 +5,7 @@ import java.security.SecureRandom;
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import javax.crypto.Cipher;
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import javax.crypto.KeyGenerator;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import sun.misc.BASE64Decoder;
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import sun.misc.BASE64Encoder;
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import org.apache.commons.codec.binary.Base64;
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/**
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* @Author DuLingLing
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@ -17,25 +13,19 @@ import sun.misc.BASE64Encoder;
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*/
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public class GeekLoginDESUtil {
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private static final Logger logger = LoggerFactory.getLogger(GeekLoginDESUtil.class);
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private static Key key;
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//设置秘钥key
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private static String KEY_STR="myKey";
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private static String KEY_STR="GEEKPAYMENT";
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private static String CHARSETNAME="UTF-8";
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private static String ALGORITHM="DES";
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static{
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try{
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//生成DES算法对象
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KeyGenerator generator=KeyGenerator.getInstance(ALGORITHM);
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//运用SHA1安全策略
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SecureRandom secureRandom=SecureRandom.getInstance("SHA1PRNG");
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//设置上密钥种子
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secureRandom.setSeed(KEY_STR.getBytes());
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//初始化基于SHA1的算法对象
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generator.init(secureRandom);
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//生成密钥对象
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key=generator.generateKey();
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generator=null;
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}catch(Exception e){
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@ -49,19 +39,12 @@ public class GeekLoginDESUtil {
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* @return
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*/
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public static String getEncryptString(String str){
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//基于BASE64编码,接收byte[]并转换成String
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BASE64Encoder base64Encoder=new BASE64Encoder();
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try {
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// 按UTF8编码
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byte[] bytes = str.getBytes(CHARSETNAME);
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// 获取加密对象
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Cipher cipher = Cipher.getInstance(ALGORITHM);
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// 初始化密码信息
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cipher.init(Cipher.ENCRYPT_MODE, key);
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// 加密
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byte[] doFinal = cipher.doFinal(bytes);
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// byte[]to encode好的String并返回
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return base64Encoder.encode(doFinal);
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return Base64.encodeBase64String(doFinal);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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@ -74,18 +57,11 @@ public class GeekLoginDESUtil {
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* @return
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*/
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public static String getDecryptString(String str) {
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// 基于BASE64编码,接收byte[]并转换成String
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BASE64Decoder base64decoder = new BASE64Decoder();
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try {
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// 将字符串decode成byte[]
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byte[] bytes = base64decoder.decodeBuffer(str);
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// 获取解密对象
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byte[] bytes = Base64.decodeBase64(str);
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Cipher cipher = Cipher.getInstance(ALGORITHM);
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// 初始化解密信息
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cipher.init(Cipher.DECRYPT_MODE, key);
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// 解密
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byte[] doFinal = cipher.doFinal(bytes);
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// 返回解密之后的信息
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return new String(doFinal, CHARSETNAME);
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} catch (Exception e) {
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throw new RuntimeException(e);
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