添加try_catch

@@ -22,6 +22,7 @@ public class PersionalRateLimitService {
     private Map<String, Integer> oldCountMap = new ConcurrentHashMap<String, Integer>();
 
     public boolean isPersionalRateLimit(String rateLimitName, PersionalRateLimitConfig limitConfig) {
+        try {
             long expireTime = System.currentTimeMillis() + limitConfig.getSecond() * 1000L;
             KeyCountWithExpiredTime keyCountWithExpiredTime = keyCountMap.putIfAbsent(rateLimitName, new KeyCountWithExpiredTime(expireTime));
             if (keyCountWithExpiredTime == null) {
@@ -38,6 +39,10 @@ public class PersionalRateLimitService {
             oldCountMap.put(rateLimitName, currentCount);
             DOWNGRADE.error("PersionalRateLimit happen ,rateLimitName is [{}],currentCount is[{}], limitConfig is [{}]", rateLimitName,currentCount, limitConfig.toLogInfo());
             return true;
+        }catch (Exception e){
+            DOWNGRADE.error(e.getMessage(),e);
+            return false;
+        }
     }
 
 }