| | |
| | | import com.java110.utils.util.Base64Convert; |
| | | import com.java110.utils.util.StringUtil; |
| | | import org.apache.commons.codec.digest.DigestUtils; |
| | | import org.apache.logging.log4j.util.Base64Util; |
| | | |
| | | import javax.crypto.Cipher; |
| | | import javax.crypto.SecretKeyFactory; |
| | |
| | | import java.io.ByteArrayInputStream; |
| | | import java.io.ByteArrayOutputStream; |
| | | import java.io.UnsupportedEncodingException; |
| | | import java.net.URLEncoder; |
| | | import java.security.InvalidParameterException; |
| | | import java.security.Key; |
| | | import java.security.KeyFactory; |
| | | import java.security.KeyPair; |
| | | import java.security.KeyPairGenerator; |
| | | import java.security.MessageDigest; |
| | | import java.security.PrivateKey; |
| | | import java.security.PublicKey; |
| | | import java.security.*; |
| | | import java.security.spec.PKCS8EncodedKeySpec; |
| | | import java.security.spec.X509EncodedKeySpec; |
| | | import java.util.Base64; |
| | |
| | | private static final String CHARSET = "utf-8"; |
| | | |
| | | |
| | | // 加密 |
| | | public static String AesEncrypt(String sSrc, String sKey) throws Exception { |
| | | // 加密 |
| | | public static String AesEncrypt(String sSrc, String sKey) { |
| | | try { |
| | | 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; |
| | | } |
| | | // 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" |
| | |
| | | byte[] encrypted = cipher.doFinal(sSrc.getBytes("utf-8")); |
| | | |
| | | return Base64Convert.byteToBase64(encrypted);//此处使用BASE64做转码功能,同时能起到2次加密的作用。 |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return ""; |
| | | } |
| | | |
| | | // 解密 |
| | | public static String AesDecrypt(String sSrc, String sKey) throws Exception { |
| | | 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 = Base64Convert.base64ToByte(sSrc);//先用base64解密 |
| | | try { |
| | | byte[] original = cipher.doFinal(encrypted1); |
| | | String originalString = new String(original,"utf-8"); |
| | | return originalString; |
| | | } catch (Exception e) { |
| | | System.out.println(e.toString()); |
| | | return null; |
| | | } |
| | | } catch (Exception ex) { |
| | | System.out.println(ex.toString()); |
| | | // 解密 |
| | | public static String AesDecrypt(String sSrc, String sKey) { |
| | | 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 = Base64Convert.base64ToByte(sSrc);//先用base64解密 |
| | | try { |
| | | byte[] original = cipher.doFinal(encrypted1); |
| | | String originalString = new String(original, "utf-8"); |
| | | return originalString; |
| | | } catch (Exception e) { |
| | | System.out.println(e.toString()); |
| | | return null; |
| | | } |
| | | } catch (Exception ex) { |
| | | System.out.println(ex.toString()); |
| | | return null; |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | |
| | | String newSign = md5(reportDataHeaderDto.getTranId() + reportDataHeaderDto.getReqTime() + reportDataDto.getReportDataBodyDto().toJSONString() + code).toLowerCase(); |
| | | reportDataHeaderDto.setSign(newSign); |
| | | } |
| | | |
| | | /** |
| | | * 加载公钥 |
| | | * |