fix:#184

Author: towelong

src/main/java/io/github/talelin/latticy/common/exception/RestExceptionHandler.java

@@ -30,6 +30,8 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import static io.github.talelin.autoconfigure.util.RequestUtil.getSimpleRequest;
 
@@ -194,10 +196,16 @@ public UnifyResponseVO processException(HttpMessageNotReadableException exceptio
         UnifyResponseVO result = new UnifyResponseVO();
         result.setRequest(getSimpleRequest(request));
         String errorMessage = CodeMessageConfiguration.getMessage(10170);
-        if (StrUtil.isBlank(errorMessage)) {
-            result.setMessage(exception.getMessage());
+        Throwable cause = exception.getCause();
+        if(cause != null) {
+            String msg = this.convertMessage(cause);
+            result.setMessage(msg);
         } else {
-            result.setMessage(errorMessage);
+            if (StrUtil.isBlank(errorMessage)) {
+                result.setMessage(exception.getMessage());
+            } else {
+                result.setMessage(errorMessage);
+            }
         }
         result.setCode(Code.PARAMETER_ERROR.getCode());
         response.setStatus(HttpStatus.BAD_REQUEST.value());
@@ -250,4 +258,26 @@ public UnifyResponseVO processException(Exception exception, HttpServletRequest
         response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
         return result;
     }
+
+    /**
+     * 传参类型错误时，用于消息转换
+     * @param throwable
+     * @return 错误信息
+     */
+    private String convertMessage(Throwable throwable) {
+        String error = throwable.toString();
+        String regulation = "\\[\"(.*?)\"]+";
+        Pattern pattern = Pattern.compile(regulation);
+        Matcher matcher = pattern.matcher(error);
+        String group = "";
+        if(matcher.find()) {
+            String matchString = matcher.group();
+            matchString = matchString
+                    .replace("[","")
+                    .replace("]","");
+            matchString = matchString.replaceAll("\\\"","") + "字段类型错误";
+            group += matchString;
+        }
+        return group;
+    }
 }