importjavax.crypto.Cipher;importjavax.crypto.spec.SecretKeySpec;importsun.misc.BASE64Decoder;importsun.misc.BASE64Encoder;/*** java使用AES加密解密 AES-128-ECB加密

* 与mysql数据库aes加密算法通用

* 数据库aes加密解密

* -- 加密

* SELECT to_base64(AES_ENCRYPT('www.gowhere.so','jkl;POIU1234++=='));

* -- 解密

* SELECT AES_DECRYPT(from_base64('Oa1NPBSarXrPH8wqSRhh3g=='),'jkl;POIU1234++==');

*@author836508

**/

public classMyAESUtil {//加密

public static String Encrypt(String sSrc, String sKey) throwsException {if (sKey == null) {

System.out.print("Key为空null");return null;

}//判断Key是否为16位

if (sKey.length() != 16) {

System.out.print("Key长度不是16位");return null;

}byte[] raw = sKey.getBytes("utf-8");

SecretKeySpec skeySpec= new SecretKeySpec(raw, "AES");

Cipher cipher= Cipher.getInstance("AES/ECB/PKCS5Padding");//"算法/模式/补码方式"

cipher.init(Cipher.ENCRYPT_MODE, skeySpec);byte[] encrypted = cipher.doFinal(sSrc.getBytes("utf-8"));return new BASE64Encoder().encode(encrypted);//此处使用BASE64做转码功能，同时能起到2次加密的作用。

}//解密

public static String Decrypt(String sSrc, String sKey) throwsException {try{//判断Key是否正确

if (sKey == null) {

System.out.print("Key为空null");return null;

}//判断Key是否为16位

if (sKey.length() != 16) {

System.out.print("Key长度不是16位");return null;

}byte[] raw = sKey.getBytes("utf-8");

SecretKeySpec skeySpec= new SecretKeySpec(raw, "AES");

Cipher cipher= Cipher.getInstance("AES/ECB/PKCS5Padding");

cipher.init(Cipher.DECRYPT_MODE, skeySpec);byte[] encrypted1 = new BASE64Decoder().decodeBuffer(sSrc);//先用base64解密

try{byte[] original =cipher.doFinal(encrypted1);

String originalString= new String(original,"utf-8");returnoriginalString;

}catch(Exception e) {

System.out.println(e.toString());return null;

}

}catch(Exception ex) {

System.out.println(ex.toString());return null;

}

}public static void main(String[] args) throwsException {/** 此处使用AES-128-ECB加密模式，key需要为16位。*/String cKey= "jkl;POIU1234++==";//需要加密的字串

String cSrc = "www.gowhere.so";

System.out.println(cSrc);//加密

String enString =MyAESUtil.Encrypt(cSrc, cKey);

System.out.println("加密后的字串是：" +enString);//解密

String DeString =MyAESUtil.Decrypt(enString, cKey);

System.out.println("解密后的字串是：" +DeString);

}

}