env

common/src/main/java/com/diagbot/util/CryptUtil.java

@@ -9,6 +9,10 @@ import java.util.List;
  */
 public class CryptUtil {
 
+    private final static char EN_MAX = '\u0080';//128
+    private final static int MOVE_NUM = 2;
+    private final static char DE_MAX = EN_MAX + MOVE_NUM;
+
     /**
      * 加密，把一个字符串在原有的基础上+2
      *
@@ -18,7 +22,9 @@ public class CryptUtil {
     public static String encrypt_char(String data) {
         char[] chars = data.toCharArray();
         for (int i = 0; i < chars.length; i++) {
-            chars[i] += 2;
+            if (EN_MAX < chars[i]) {
+                chars[i] += MOVE_NUM;
+            }
         }
         return new String(chars);
     }
@@ -32,7 +38,9 @@ public class CryptUtil {
     public static String decrypt_char(String data) {
         char[] chars = data.toCharArray();
         for (int i = 0; i < chars.length; i++) {
-            chars[i] -= 2;
+            if (DE_MAX < chars[i]) {
+                chars[i] -= MOVE_NUM;
+            }
         }
         return new String(chars);
     }
@@ -64,10 +72,16 @@ public class CryptUtil {
 
 
         //加密中文
-        data = "跳梁小豆tlxd666，";
+        data = "跳梁小豆tlxd666，z";
         String result = encrypt_char(data);
         System.out.println("加密后:" + result);
         String str1 = decrypt_char(result);
         System.out.println("解密后:" + str1);
+
+//        int num = 32;
+//        while (num <= 128) {
+//            System.out.println((char) num + "  (Unicode编码对应的数字为：) " + num);
+//            num++;
+//        }
     }
 }