fix occur exception when request mapping of method without values

apache · Aug 14, 2017 · 15785dd · 15785dd
1 parent a00291f
commit 15785dd
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/...rc/main/java/org/skywalking/apm/plugin/spring/mvc/ControllerServiceMethodInterceptor.java b/...rc/main/java/org/skywalking/apm/plugin/spring/mvc/ControllerServiceMethodInterceptor.java
@@ -29,8 +29,13 @@ public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allAr
         PathMappingCache pathMappingCache = (PathMappingCache)objInst.getSkyWalkingDynamicField();
         String requestURL = pathMappingCache.findPathMapping(method);
         if (requestURL == null) {
-            requestURL = method.getAnnotation(RequestMapping.class).value()[0];
-            pathMappingCache.addPathMapping(method, requestURL.toString());
+            RequestMapping methodRequestMapping = method.getAnnotation(RequestMapping.class);
+            if (methodRequestMapping.value().length > 0) {
+                requestURL = methodRequestMapping.value()[0];
+            } else {
+                requestURL = "";
+            }
+            pathMappingCache.addPathMapping(method, requestURL);
         }
 
         HttpServletRequest request = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();