代码优化开发20211128

src/main/java/com/jkcredit/invoice/util/LogUtils.java

@@ -0,0 +1,145 @@
+package com.jkcredit.invoice.util;
+
+import com.alibaba.fastjson.JSONObject;
+import org.apache.commons.codec.binary.Base64;
+
+import javax.crypto.Cipher;
+import javax.crypto.spec.SecretKeySpec;
+import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
+import java.security.Key;
+
+/**
+ * Created by Administrator on 2017/11/25.
+ * base64加解密工具类
+ */
+public class LogUtils {
+	private static final String PASSWORD_CRYPT_KEY = "3cm.xin.";
+    /**
+     * @param bytes
+     * @return
+     * @throws Exception 
+     */
+    public static String decode(String data) throws Exception {
+    	JSONObject object = JSONObject.parseObject(data);
+    	if(object.get("mobile") != null) {
+    		object.put("mobile", decryptDES(object.getString("mobile")));
+    	}
+    	if(object.get("name") != null) {
+    		object.put("name", decryptDES(object.getString("name")));
+    	}
+    	if(object.get("id_number") != null) {
+    		object.put("id_number", decryptDES(object.getString("id_number")));
+    	}
+    	if(object.get("idcard") != null) {
+    		object.put("idcard", decryptDES(object.getString("idcard")));
+    	}
+    	if(object.get("bank_card_number") != null) {
+    		object.put("bank_card_number", decryptDES(object.getString("bank_card_number")));
+    	}
+    	if(object.get("bank_no") != null) {
+    		object.put("bank_no", decryptDES(object.getString("bank_no")));
+    	}
+        return object.toString();
+    }
+
+    /**
+     * 二进制数据编码为BASE64字符串
+     *
+     * @param bytes
+     * @return
+     * @throws Exception
+     */
+    public static String encode(String data) {
+    	try {
+			data = URLDecoder.decode(data, "utf-8");
+			JSONObject object = JSONObject.parseObject(data);
+	    	if(object.get("mobile") != null) {
+	    		object.put("mobile", encryptDES(object.getString("mobile")));
+	    	}
+	    	if(object.get("name") != null) {
+	    		object.put("name",encryptDES(object.getString("name")));
+	    	}
+	    	if(object.get("id_number") != null) {
+	    		object.put("id_number", encryptDES(object.getString("id_number")));
+	    	}
+	    	if(object.get("idcard") != null) {
+	    		object.put("idcard", encryptDES(object.getString("idcard")));
+	    	}
+	    	if(object.get("bank_card_number") != null) {
+	    		object.put("bank_card_number", encryptDES(object.getString("bank_card_number")));
+	    	}
+	    	if(object.get("bank_no") != null) {
+	    		object.put("bank_no", encryptDES(object.getString("bank_no")));
+	    	}
+	        return object.toString();
+		} catch (UnsupportedEncodingException e) {
+			e.printStackTrace();
+		}
+    	return data;
+    }
+    
+    /**
+	 * 加密数据
+	 * @param encryptString  注意：这里的数据长度只能为8的倍数
+	 * @param encryptKey
+	 * @return
+	 * @throws Exception
+	 */
+	public static String encryptDES(String encryptString) {
+		try {
+			StringBuffer sb = new StringBuffer();
+			sb.append(encryptString);
+			for (int i = 0; i < 8 - encryptString.getBytes("UTF-8").length % 8 ; i++) {
+				sb.append("=");
+			}
+			encryptString = sb.toString();
+			SecretKeySpec key = new SecretKeySpec(getKey(PASSWORD_CRYPT_KEY), "DES");
+			Cipher cipher = Cipher.getInstance("DES/ECB/NoPadding");
+			cipher.init(Cipher.ENCRYPT_MODE, key);
+			byte[] encryptedData = cipher.doFinal(encryptString.getBytes("UTF-8"));
+			return Base64.encodeBase64String(encryptedData);
+		} catch (Exception e) {
+			// TODO: handle exception
+		}
+		return encryptString;
+	}
+	
+	/***
+	 * 解密数据
+	 * @param decryptString
+	 * @param decryptKey
+	 * @return
+	 * @throws Exception
+	 */
+	public static String decryptDES(String decryptString) throws Exception {
+		SecretKeySpec key = new SecretKeySpec(getKey(PASSWORD_CRYPT_KEY), "DES");
+		Cipher cipher = Cipher.getInstance("DES/ECB/NoPadding");
+		cipher.init(Cipher.DECRYPT_MODE, key);
+		byte decryptedData[] = cipher.doFinal(Base64.decodeBase64(decryptString));
+		return new String(decryptedData).replaceAll("=", "");
+	}
+	
+	/**
+	 * 自定义一个key
+	 * @param string 
+	 */
+	public static byte[] getKey(String keyRule) {
+		Key key = null;
+		byte[] keyByte = keyRule.getBytes();
+		// 创建一个空的八位数组,默认情况下为0
+		byte[] byteTemp = new byte[8];
+		// 将用户指定的规则转换成八位数组
+		for (int i = 0; i < byteTemp.length && i < keyByte.length; i++) {
+			byteTemp[i] = keyByte[i];
+		}
+		key = new SecretKeySpec(byteTemp, "DES");
+		return key.getEncoded();
+	}
+    public static void main(String[] args) throws Exception {
+		String a = "{\"id_number\":\"210703199104012012\",\"bank_card_number\":\"321323199812092885\",\"name\":\"刘玺\",\"mobile\":\"15991856264\",\"sign\":\"a93471e386fed0427c68bd6e9967011b\"}";
+		System.out.println(encode(a));
+		String b = "{\"sign\":\"a93471e386fed0427c68bd6e9967011b\",\"id_number\":\"NjEyMzIzMTk5MjA5MDg0ODcy\",\"name\":\"5YiY5466\",\"bank_card_number\":\"NjIxNDY4MDA0ODU0NTA1NQ==\",\"mobile\":\"MTU4NzMwNTI4MzY=\"}";
+		System.out.println(decode(encode(a))); 
+    }
+}