# HG changeset patch
# Parent 97e7efdd8274ac4628943349c603046ad6952f0d
# User Ralph Benjamin Ruijs <ralphbenjamin@netbeans.org>
232353 - IllegalArgumentException: len=-88 < 0

diff --git a/java.source/src/org/netbeans/api/java/source/WorkingCopy.java b/java.source/src/org/netbeans/api/java/source/WorkingCopy.java
--- a/java.source/src/org/netbeans/api/java/source/WorkingCopy.java
+++ b/java.source/src/org/netbeans/api/java/source/WorkingCopy.java
@@ -550,9 +550,7 @@
                 @Override
                 public Void scan(Tree tree, Void p) {
                     if (changes.containsKey(tree) || docChanges.containsKey(tree)) {
-                        boolean clearCurrentParent = false;
                         if (currentParent == null) {
-                            clearCurrentParent = true;
                             currentParent = getParentPath(getCurrentPath(), tree);
                             if (currentParent.getParentPath() != null && currentParent.getParentPath().getLeaf().getKind() == Kind.COMPILATION_UNIT) {
                                 currentParent = currentParent.getParentPath();
@@ -573,12 +571,12 @@
                         } else {
                             super.scan(tree, p);
                         }
-                        if (clearCurrentParent) {
-                            currentParent = null;
-                        }
                     } else {
                         super.scan(tree, p);
                     }
+                    if (currentParent != null && currentParent.getLeaf() == tree) {
+                        currentParent = null;
+                    }
                     return null;
                 }