package com.stylefeng.guns.modular.system.util.qianyuntong;
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import org.apache.commons.codec.binary.Base64;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import javax.crypto.BadPaddingException;
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import javax.crypto.Cipher;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.spec.SecretKeySpec;
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import java.io.UnsupportedEncodingException;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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public class AESUtils {
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private static Logger logger = LoggerFactory.getLogger(AESUtils.class);
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private static String ALG = "AES";
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private static String CHARSET = "UTF-8";
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private static String KEY1 = "lur8apa4zu484pvj";
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public AESUtils() {
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}
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private static byte[] encrypt(byte[] content, String password, String iv) {
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try {
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SecretKeySpec key = new SecretKeySpec(password.getBytes(CHARSET), ALG);
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Cipher cipher = Cipher.getInstance(ALG);
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cipher.init(1, key);
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return cipher.doFinal(content);
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} catch (NoSuchAlgorithmException var5) {
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var5.printStackTrace();
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} catch (NoSuchPaddingException var6) {
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var6.printStackTrace();
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} catch (InvalidKeyException var7) {
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var7.printStackTrace();
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} catch (UnsupportedEncodingException var8) {
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var8.printStackTrace();
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} catch (IllegalBlockSizeException var9) {
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var9.printStackTrace();
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} catch (BadPaddingException var10) {
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var10.printStackTrace();
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}
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return null;
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}
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private static byte[] decrypt(byte[] content, String password, String iv) {
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try {
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SecretKeySpec key = new SecretKeySpec(password.getBytes(CHARSET), ALG);
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Cipher cipher = Cipher.getInstance(ALG);
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cipher.init(2, key);
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return cipher.doFinal(content);
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} catch (NoSuchAlgorithmException var5) {
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var5.printStackTrace();
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} catch (NoSuchPaddingException var6) {
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var6.printStackTrace();
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} catch (InvalidKeyException var7) {
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var7.printStackTrace();
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} catch (IllegalBlockSizeException var8) {
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var8.printStackTrace();
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} catch (BadPaddingException var9) {
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var9.printStackTrace();
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} catch (UnsupportedEncodingException var10) {
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var10.printStackTrace();
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}
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return null;
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}
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private static String parseByte2HexStr(byte[] buf) {
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StringBuffer sb = new StringBuffer();
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for(int i = 0; i < buf.length; ++i) {
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String hex = Integer.toHexString(buf[i] & 255);
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if (hex.length() == 1) {
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hex = '0' + hex;
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}
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sb.append(hex.toUpperCase());
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}
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return sb.toString();
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}
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private static byte[] parseHexStr2Byte(String hexStr) {
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if (hexStr.length() < 1) {
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return null;
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} else {
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byte[] result = new byte[hexStr.length() / 2];
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for(int i = 0; i < hexStr.length() / 2; ++i) {
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int high = Integer.parseInt(hexStr.substring(i * 2, i * 2 + 1), 16);
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int low = Integer.parseInt(hexStr.substring(i * 2 + 1, i * 2 + 2), 16);
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result[i] = (byte)(high * 16 + low);
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}
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return result;
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}
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}
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public static String decryptHex(String content) {
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return decryptHex(content, KEY1);
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}
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public static String decryptHex(String content, String password) {
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try {
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return new String(decrypt(parseHexStr2Byte(content), password, ""), CHARSET);
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} catch (Exception var3) {
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return "";
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}
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}
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public static String decryptBase64(String content) {
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try {
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return decryptBase64(content, KEY1);
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} catch (Exception var2) {
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return "";
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}
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}
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public static String decryptBase64(String content, String password) {
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try {
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return new String(decrypt(Base64.decodeBase64(content), password, ""), CHARSET);
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} catch (Exception var3) {
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return "";
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}
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}
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public static String encryptHex(String content) {
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return encryptHex(content, KEY1);
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}
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public static String encryptHex(String content, String password) {
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try {
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return parseByte2HexStr(encrypt(content.getBytes(CHARSET), password, ""));
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} catch (Exception var3) {
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return "";
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}
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}
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public static String encryptBase64(String content) {
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return encryptBase64(content, KEY1);
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}
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public static String encryptBase64(String content, String password) {
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try {
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return Base64.encodeBase64String(encrypt(content.getBytes(CHARSET), password, ""));
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} catch (Exception var3) {
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logger.error("", var3);
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return "";
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}
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}
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}
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