Merge branch 'dev' of http://139.159.177.244:3000/hurui/hai-server into dev
=
3 years ago
commit
338ae27e4f
@ -1,173 +0,0 @@ |
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package com.hai.common.security; |
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|
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import java.io.*; |
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import java.security.Key; |
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import java.security.SecureRandom; |
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import java.security.Security; |
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import javax.crypto.*; |
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import javax.crypto.spec.DESKeySpec; |
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import javax.crypto.spec.IvParameterSpec; |
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|
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import java.util.Base64; |
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import org.bouncycastle.jce.provider.BouncyCastleProvider; |
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public class DESUtil { |
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/** |
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* 偏移变量，固定占8位字节 |
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*/ |
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private final static String IV_PARAMETER = "12345678"; |
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/** |
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* 密钥算法 |
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*/ |
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private static final String ALGORITHM = "DES"; |
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/** |
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* 加密/解密算法-工作模式-填充模式 |
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*/ |
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private static final String CIPHER_ALGORITHM = "DES/CBC/PKCS5Padding"; |
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/** |
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* 默认编码 |
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*/ |
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private static final String CHARSET = "utf-8"; |
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|
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/** |
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* 生成key |
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* |
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* @param password |
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* @return |
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* @throws Exception |
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*/ |
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private static Key generateKey(String password) throws Exception { |
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DESKeySpec dks = new DESKeySpec(password.getBytes(CHARSET)); |
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SecretKeyFactory keyFactory = SecretKeyFactory.getInstance(ALGORITHM); |
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return keyFactory.generateSecret(dks); |
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} |
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/** |
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* DES加密字符串 |
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* |
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* @param password 加密密码，长度不能够小于8位 |
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* @param data 待加密字符串 |
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* @return 加密后内容 |
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*/ |
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public static String encrypt(String password, String data) { |
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if (password== null || password.length() < 8) { |
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throw new RuntimeException("加密失败，key不能小于8位"); |
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} |
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if (data == null) |
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return null; |
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try { |
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Key secretKey = generateKey(password); |
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Cipher cipher = Cipher.getInstance(CIPHER_ALGORITHM); |
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IvParameterSpec iv = new IvParameterSpec(IV_PARAMETER.getBytes(CHARSET)); |
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cipher.init(Cipher.ENCRYPT_MODE, secretKey, iv); |
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byte[] bytes = cipher.doFinal(data.getBytes(CHARSET)); |
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//JDK1.8及以上可直接使用Base64，JDK1.7及以下可以使用BASE64Encoder
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//Android平台可以使用android.util.Base64
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return new String(Base64.getEncoder().encode(bytes)); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return data; |
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} |
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} |
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/** |
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* DES解密字符串 |
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* |
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* @param password 解密密码，长度不能够小于8位 |
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* @param data 待解密字符串 |
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* @return 解密后内容 |
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*/ |
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public static String decrypt(String password, String data) { |
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if (password== null || password.length() < 8) { |
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throw new RuntimeException("加密失败，key不能小于8位"); |
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} |
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if (data == null) |
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return null; |
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try { |
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Key secretKey = generateKey(password); |
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Cipher cipher = Cipher.getInstance(CIPHER_ALGORITHM); |
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IvParameterSpec iv = new IvParameterSpec(IV_PARAMETER.getBytes(CHARSET)); |
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cipher.init(Cipher.DECRYPT_MODE, secretKey, iv); |
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return new String(cipher.doFinal(Base64.getDecoder().decode(data.getBytes(CHARSET))), CHARSET); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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return data; |
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} |
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} |
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/** |
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* DES加密文件 |
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* |
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* @param srcFile 待加密的文件 |
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* @param destFile 加密后存放的文件路径 |
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* @return 加密后的文件路径 |
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*/ |
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/* public static String encryptFile(String password, String srcFile, String destFile) { |
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if (password== null || password.length() < 8) { |
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throw new RuntimeException("加密失败，key不能小于8位"); |
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} |
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try { |
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IvParameterSpec iv = new IvParameterSpec(IV_PARAMETER.getBytes(CHARSET)); |
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Cipher cipher = Cipher.getInstance(CIPHER_ALGORITHM); |
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cipher.init(Cipher.ENCRYPT_MODE, generateKey(key), iv); |
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InputStream is = new FileInputStream(srcFile); |
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OutputStream out = new FileOutputStream(destFile); |
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CipherInputStream cis = new CipherInputStream(is, cipher); |
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byte[] buffer = new byte[1024]; |
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int r; |
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while ((r = cis.read(buffer)) > 0) { |
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out.write(buffer, 0, r); |
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} |
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cis.close(); |
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is.close(); |
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out.close(); |
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return destFile; |
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} catch (Exception ex) { |
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ex.printStackTrace(); |
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} |
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return null; |
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}*/ |
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/** |
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* DES解密文件 |
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* |
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* @param srcFile 已加密的文件 |
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* @param destFile 解密后存放的文件路径 |
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* @return 解密后的文件路径 |
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*/ |
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/* public static String decryptFile(String password, String srcFile, String destFile) { |
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if (password== null || password.length() < 8) { |
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throw new RuntimeException("加密失败，key不能小于8位"); |
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} |
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try { |
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File file = new File(destFile); |
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if (!file.exists()) { |
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file.getParentFile().mkdirs(); |
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file.createNewFile(); |
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} |
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IvParameterSpec iv = new IvParameterSpec(IV_PARAMETER.getBytes(CHARSET)); |
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Cipher cipher = Cipher.getInstance(CIPHER_ALGORITHM); |
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cipher.init(Cipher.DECRYPT_MODE, generateKey(key), iv); |
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InputStream is = new FileInputStream(srcFile); |
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OutputStream out = new FileOutputStream(destFile); |
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CipherOutputStream cos = new CipherOutputStream(out, cipher); |
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byte[] buffer = new byte[1024]; |
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int r; |
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while ((r = is.read(buffer)) >= 0) { |
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cos.write(buffer, 0, r); |
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} |
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cos.close(); |
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is.close(); |
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out.close(); |
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return destFile; |
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} catch (Exception ex) { |
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ex.printStackTrace(); |
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} |
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return null; |
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}*/ |
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} |
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@ -0,0 +1,278 @@ |
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package com.hai.common.security; |
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import java.nio.charset.Charset; |
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import java.security.Key; |
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import java.security.SecureRandom; |
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import java.security.spec.AlgorithmParameterSpec; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import javax.crypto.Cipher; |
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import javax.crypto.SecretKey; |
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import javax.crypto.SecretKeyFactory; |
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import javax.crypto.spec.DESKeySpec; |
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import javax.crypto.spec.DESedeKeySpec; |
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import javax.crypto.spec.IvParameterSpec; |
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import org.apache.commons.codec.binary.Base64; |
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//import org.apache.commons.lang3.RandomStringUtils;
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import com.thoughtworks.xstream.core.util.Base64Encoder; |
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public class DesUtil { |
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public static final String ALGORITHM_DES = "DES/CBC/PKCS5Padding"; |
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/** |
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* DES算法，加密 |
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* |
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* @param data |
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* 待加密字符串 |
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* @param key |
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* 加密私钥，长度不能够小于8位 |
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* @return 加密后的字节数组，一般结合Base64编码使用 |
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* @throws CryptException |
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* 异常 |
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*/ |
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public static byte[] encode(String key, String data) throws Exception { |
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return encode(key, data.getBytes()); |
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} |
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/** |
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* DES算法，加密 |
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* |
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* @param data |
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* 待加密字符串 |
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* @param key |
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* 加密私钥，长度不能够小于8位 |
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* @return 加密后的字节数组，一般结合Base64编码使用 |
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* @throws CryptException |
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* 异常 |
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*/ |
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public static byte[] encode(String key, byte[] data) throws Exception { |
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try { |
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DESKeySpec dks = new DESKeySpec(key.getBytes()); |
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SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES"); |
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// key的长度不能够小于8位字节
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Key secretKey = keyFactory.generateSecret(dks); |
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Cipher cipher = Cipher.getInstance(ALGORITHM_DES); |
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IvParameterSpec iv = new IvParameterSpec(key.getBytes()); |
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AlgorithmParameterSpec paramSpec = iv; |
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cipher.init(Cipher.ENCRYPT_MODE, secretKey, paramSpec); |
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byte[] bytes = cipher.doFinal(data); |
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return bytes; |
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// return byte2HexStr(bytes);
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// return byte2hex(new String(bytes));
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// return new String(new BASE64Encoder().encode(bytes));
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// return new String(bytes);
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} catch (Exception e) { |
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throw new Exception(e); |
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} |
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} |
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/** |
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* DES算法，解密 |
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* |
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* @param data |
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* 待解密字符串 |
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* @param key |
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* 解密私钥，长度不能够小于8位 |
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* @return 解密后的字节数组 |
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* @throws Exception |
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* 异常 |
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*/ |
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public static byte[] decode(String key, byte[] data) throws Exception { |
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try { |
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// SecureRandom sr = new SecureRandom();
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DESKeySpec dks = new DESKeySpec(key.getBytes()); |
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SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES"); |
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// key的长度不能够小于8位字节
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Key secretKey = keyFactory.generateSecret(dks); |
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Cipher cipher = Cipher.getInstance(ALGORITHM_DES); |
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IvParameterSpec iv = new IvParameterSpec(key.getBytes()); |
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AlgorithmParameterSpec paramSpec = iv; |
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cipher.init(Cipher.DECRYPT_MODE, secretKey, paramSpec); |
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return cipher.doFinal(data); |
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} catch (Exception e) { |
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throw new Exception(e); |
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} |
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} |
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/** |
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* 获取编码后的值 |
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* |
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* @param key |
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* @param data |
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* @return |
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* @throws Exception |
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*/ |
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public static String decode(String key, String data) { |
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byte[] datas; |
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String value = null; |
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try { |
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datas = decode(key, new Base64Encoder().decode(data)); |
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value = new String(datas); |
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} catch (Exception e) { |
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value = ""; |
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} |
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return value; |
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} |
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public static String byte2HexStr(byte[] b) { |
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String hs = ""; |
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String stmp = ""; |
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for (int n = 0; n < b.length; n++) { |
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stmp = (Integer.toHexString(b[n] & 0XFF)); |
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if (stmp.length() == 1) |
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hs = hs + "0" + stmp; |
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else |
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hs = hs + stmp; |
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// if (n<b.length-1) hs=hs+":";
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} |
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return hs; |
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} |
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public static String triDesEncrypt(String input, String desKey, String desIv) { |
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Cipher cipher = null; |
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try { |
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SecureRandom sr = new SecureRandom(); |
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DESedeKeySpec dks = new DESedeKeySpec(desKey.getBytes("UTF-8")); |
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SecretKeyFactory keyFactory = SecretKeyFactory |
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.getInstance("DESede"); |
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Key key = keyFactory.generateSecret(dks); |
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IvParameterSpec iv = new IvParameterSpec(desIv.getBytes("UTF-8")); |
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cipher = Cipher.getInstance("DESede/CBC/PKCS5Padding"); |
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cipher.init(1, key, iv, sr); |
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byte[] array = cipher.doFinal(input.getBytes("UTF-8")); |
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return Base64.encodeBase64String(array); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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public static String triDesDecrypt(String input, String desKey, String desIv) { |
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Cipher cipher = null; |
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try { |
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SecureRandom sr = new SecureRandom(); |
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DESedeKeySpec dks = new DESedeKeySpec(desKey.getBytes("UTF-8")); |
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SecretKeyFactory keyFactory = SecretKeyFactory |
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.getInstance("DESede"); |
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SecretKey key = keyFactory.generateSecret(dks); |
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IvParameterSpec iv = new IvParameterSpec(desIv.getBytes("UTF-8")); |
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cipher = Cipher.getInstance("DESede/CBC/PKCS5Padding"); |
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cipher.init(2, key, iv, sr); |
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byte[] decoded = Base64.decodeBase64(input); |
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byte[] array = cipher.doFinal(decoded); |
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return new String(array, "UTF-8"); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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public static byte[] encode(String key, String data, Charset charset) |
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throws Exception { |
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return encode(key, data.getBytes(charset)); |
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} |
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public static String decode(String key, String data, Charset charset) { |
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byte[] datas; |
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String value = null; |
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try { |
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datas = decode(key, new Base64Encoder().decode(data)); |
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value = new String(datas, charset); |
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} catch (Exception e) { |
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value = ""; |
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} |
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return value; |
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} |
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/** |
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* des加密，返回string类型，指定编码集 |
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* |
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* @time 2018-11-6 16:08:27 |
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* @author Lxm |
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* @param data |
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* @param charset |
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* @param key |
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* @return |
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* @throws Exception |
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*/ |
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public static String encode(String data, Charset charset, String key) |
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throws Exception { |
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byte[] bt = encode(key, data.getBytes(charset)); |
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// return new String(bt, charset);
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String rs = new Base64Encoder().encode(bt); |
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return rs; |
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} |
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/* public static String quickDecode(String key, String data) throws Exception { |
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return quickDecode(key, data, "UTF-8"); |
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} |
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public static String quickDecode(String key, String data, String charSet) |
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throws Exception { |
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return new String(DesUtil.decode(key, HexUtil.hexStr2Bytes(data)), |
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charSet); |
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}*/ |
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public static void main(String[] args) throws Exception { |
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// String ke = RandomStringUtils
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// .random(8,
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// "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890!@#$%^&*");
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// System.out.println(ke);
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// String key = "abcdefgh";
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// String data =
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// "<?xml version=\"1.0\"?><RequestData><cardNo>8800030132003900701</cardNo><jourId>1231204573498573945</jourId><mercCode>000001</mercCode><terminalId>8800030165000100040</terminalId><terminalTime>2016-07-28 13:20:50</terminalTime><tranAmt>150</tranAmt></RequestData>";
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// String s = HexUtil.byte2HexStr(DesUtil.encode(key, data));
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// System.err.println(s);
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// System.err.println(DesUtil.encode(key, data.getBytes()).length);
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// String s2 = new String(DesUtil.decode(key, HexUtil.hexStr2Bytes(s)));
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// System.err.println(s2);
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// String s = encode("123", Charset.forName("GBK"), "d0fb65e5");
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// System.out.println(s);
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//
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// String e = decode("d0fb65e5", "258946d6143e30f9",
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// Charset.forName("UTF-8"));
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// System.out.println(e);
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/*String s = encode("中国", Charset.forName("UTF-8"),"12345678"); |
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System.out.println(s);*/ |
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//String data = "T3xbPEKEXV9+CbBw8D1B+N2jk8xwa55s0Bde48c49YDwYfnUdBVz6Kj4HS2oCA1TTiqJkCUIYa5ckMhJeByBCAMsqu21LmFjb/hdW0y1Tt0Wk5PqmO8FAg==";
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String data = "T3xbPEKEXV9+CbBw8D1B+N2jk8xwa55s0Bde48c49YBr4/b4yBwN2FIVZZn+Xg9KQTDoTCLu3YtByaWh7zPmdcpBr9FGARduhPrwSnYTFJ0VVVSK/UzPWdHN2YYd4yHGQRJ2HEr/1egt2JUHpWr0JA=="; |
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/* { |
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"success": true, |
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"message": "ok", |
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"cards": [{ |
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"cardNo": "8800030115015107746" |
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}, { |
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"cardNo": "8800030115015119428" |
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}, { |
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"cardNo": "8800030128003170055" |
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}, { |
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"cardNo": "8800030132003656709" |
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}, { |
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"cardNo": "8800030132004014510" |
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}, { |
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"cardNo": "8800031104000000248" |
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}] |
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}*/ |
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|
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String a = decode("F8E91A3C", data,Charset.forName("UTF-8")); |
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System.out.println(a); |
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System.out.println("完成"); |
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} |
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} |
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Reference in new issue