matthiasblaesing closed pull request #575: NETBEANS-896 Added missing nullcheck 
on JCTree.ErrorneousTree
URL: https://github.com/apache/incubator-netbeans/pull/575
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git 
a/java.source.base/src/org/netbeans/modules/java/source/usages/SourceAnalyzerFactory.java
 
b/java.source.base/src/org/netbeans/modules/java/source/usages/SourceAnalyzerFactory.java
index aad480c90..73abd2338 100644
--- 
a/java.source.base/src/org/netbeans/modules/java/source/usages/SourceAnalyzerFactory.java
+++ 
b/java.source.base/src/org/netbeans/modules/java/source/usages/SourceAnalyzerFactory.java
@@ -749,8 +749,10 @@ public Void visitNewClass(@NonNull final NewClassTree 
node, @NonNull final Map<P
         @CheckForNull
         public Void visitErroneous(@NonNull final ErroneousTree tree, @NonNull 
final Map<Pair<BinaryName,String>, UsagesData<String>> p) {
             List<? extends Tree> trees = tree.getErrorTrees();
-            for (Tree t : trees) {
-                this.scan(t,p);
+            if (trees != null) {
+                for (Tree t : trees) {
+                    this.scan(t,p);
+                }
             }
             return null;
         }


 

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