[ISSUE-#4436] Fix parse label expression error problem (#4465)

* fix parse label expression error problem * ignore VariableDeclarationUsageDistance checkstyle * fix check style
alibaba · Dec 14, 2020 · 6bf46e9 · 6bf46e9
1 parent 19a04bf
commit 6bf46e9
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/naming/src/main/java/com/alibaba/nacos/naming/selector/LabelSelector.java b/naming/src/main/java/com/alibaba/nacos/naming/selector/LabelSelector.java
@@ -257,6 +257,8 @@ private static int checkInnerSyntax(List<String> elements, int start) {
                 return -1;
             }
 
+            final String labelConsumer = elements.get(index++).split(CONSUMER_PREFIX)[1];
+
             index = skipEmpty(elements, index);
             if (index >= elements.size()) {
                 return -1;
@@ -275,9 +277,8 @@ private static int checkInnerSyntax(List<String> elements, int start) {
                 return -1;
             }
 
-            String labelProvider = elements.get(index).split(PROVIDER_PREFIX)[1];
+            final String labelProvider = elements.get(index).split(PROVIDER_PREFIX)[1];
 
-            String labelConsumer = elements.get(index++).split(CONSUMER_PREFIX)[1];
             if (!labelConsumer.equals(labelProvider)) {
                 return -1;
             }