Version 1.3.0-dev.7.10

dart/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/IgnoreResourceFilter.java

 /*
  * Copyright (c) 2014, the Dart project authors.
  * 
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  * 
  * http://www.eclipse.org/legal/epl-v10.html
  * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  * or implied. See the License for the specific language governing permissions and limitations under
  * the License.
  */
 package com.google.dart.tools.core.internal.builder;
 
 import com.google.dart.tools.core.DartCore;
 import com.google.dart.tools.core.internal.model.DartIgnoreManager;
 
+import org.eclipse.core.resources.IResource;
+
 /**
  * A delta listener that filters out sources specified by {@link DartIgnoreManager} and broadcasts
  * any remaining changes to its own listeners. For performance, this filter caches information about
  * what is ignored and as such should be used once and discarded.
  */
 public class IgnoreResourceFilter extends DeltaBroadcaster implements DeltaListener {
 
   //TODO (danrubel): Optimizations:
   // Don't traverse containers that are ignored
   // Optimize case where nothing in container is ignored
@@ skipping 92 matching lines @@
     listener.visitContext(event);
   }
 
   /**
    * Determine if the specified event should be forwarded to listeners.
    * 
    * @param event the event, not {@code null}
    * @return {@code true} if the event should be forwarded
    */
   private boolean shouldForward(ResourceDeltaEvent event) {
-    return !hasIgnores || ignoreManager.isAnalyzed(event.getResource().getLocation());
+    if (hasIgnores) {
+      IResource res = event.getResource();
+      if (res == null || ignoreManager.isIgnored(res.getLocation())) {
+        return false;
+      }
+    }
+    return true;
   }
 }