【fix sonar】SysCheckRuleServiceImpl文件

jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/service/impl/SysCheckRuleServiceImpl.java

@@ -9,6 +9,7 @@ import org.apache.commons.lang.StringUtils;
 import com.jero.modules.system.entity.SysCheckRule;
 import com.jero.modules.system.mapper.SysCheckRuleMapper;
 import com.jero.modules.system.service.ISysCheckRuleService;
+import org.jetbrains.annotations.Nullable;
 import org.springframework.stereotype.Service;
 
 import java.util.regex.Pattern;
@@ -46,6 +47,15 @@ public class SysCheckRuleServiceImpl extends ServiceImpl<SysCheckRuleMapper, Sys
         if (checkRule != null && StringUtils.isNotBlank(value)) {
             String ruleJson = checkRule.getRuleJson();
             if (StringUtils.isNotBlank(ruleJson)) {
+                JSONObject result = getJsonObject(value, ruleJson);
+                if (result != null) return result;
+            }
+        }
+        return new JSONObject();
+    }
+
+    @Nullable
+    private JSONObject getJsonObject(String value, String ruleJson) {
         // 开始截取的下标，根据规则的顺序递增，但是 * 号不计入递增范围
         int beginIndex = 0;
         JSONArray rules = JSON.parseArray(ruleJson);
@@ -90,9 +100,7 @@ public class SysCheckRuleServiceImpl extends ServiceImpl<SysCheckRuleMapper, Sys
                 return result;
             }
         }
-            }
+        return null;
-        }
-        return new JSONObject();
     }
 
 }