Fixes alibaba#229

CjqDy · Dec 5, 2018 · 25819dc · 25819dc
1 parent 6deb418
commit 25819dc
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/client/src/main/java/com/alibaba/nacos/client/logger/slf4j/Slf4jLogger.java b/client/src/main/java/com/alibaba/nacos/client/logger/slf4j/Slf4jLogger.java
@@ -65,6 +65,10 @@ public Slf4jLogger(org.slf4j.Logger delegate) {
             activateOptionClass = "com.alibaba.nacos.client.logger.option.Slf4jLog4j2AdapterActivateOption";
         }
 
+        if (activateOptionClass == null) {
+            throw new IllegalArgumentException("delegate must be logback impl or slf4j-log4j impl");
+        }
+
         try {
             Class<ActivateOption> clazz = (Class<ActivateOption>)Class.forName(activateOptionClass);
             Constructor<ActivateOption> c = clazz.getConstructor(Object.class);