[GitHub] liubao68 commented on a change in pull request #886: [SCB-880]Give an option to query parameter convert empty to null

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liubao68 commented on a change in pull request #886: [SCB-880]Give an option to query parameter convert empty to null
URL: https://github.com/apache/incubator-servicecomb-java-chassis/pull/886#discussion_r214282635
 
 

 ##########
 File path: common/common-rest/src/main/java/org/apache/servicecomb/common/rest/codec/param/QueryProcessorCreator.java
 ##########
 @@ -44,6 +46,13 @@ public Object getValue(HttpServletRequest request) throws Exception {
         value = request.getParameterValues(paramPath);
       } else {
         value = request.getParameter(paramPath);
+        // make some old systems happy
+        if (DynamicPropertyFactory.getInstance()
 
 Review comment:
   This option do not need make dynamic changeble. I cache it.

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