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Code Issues Packages Projects Releases Wiki Activity

EA-43536 - NPE: ShowImplementationsAction.filterElements

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anna
2013-02-21 11:38:10 +01:00
parent 96854854bf
commit 8a5ff22d72
1 changed files with 7 additions and 1 deletions
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platform/lang-impl/src/com/intellij/codeInsight/hint/actions/ShowImplementationsAction.java
+7 -1
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@@ -26,6 +26,7 @@ import com.intellij.featureStatistics.FeatureUsageTracker;
import com.intellij.ide.DataManager;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.fileEditor.FileEditor;
import com.intellij.openapi.fileEditor.FileEditorManager;
@@ -59,6 +60,9 @@ import java.util.*;
public class ShowImplementationsAction extends AnAction implements PopupAction {
@NonNls public static final String CODEASSISTS_QUICKDEFINITION_LOOKUP_FEATURE = "codeassists.quickdefinition.lookup";
@NonNls public static final String CODEASSISTS_QUICKDEFINITION_FEATURE = "codeassists.quickdefinition";
private static final Logger LOG = Logger.getInstance("#" + ShowImplementationsAction.class.getName());
private WeakReference<JBPopup> myPopupRef;
private WeakReference<BackgroundUpdaterTask> myTaskRef;
@@ -306,7 +310,9 @@ public class ShowImplementationsAction extends AnAction implements PopupAction {
private static PsiElement[] filterElements(final PsiElement[] targetElements) {
Set<PsiElement> unique = new LinkedHashSet<PsiElement>(Arrays.asList(targetElements));
for (PsiElement elt : targetElements) {
PsiFile psiFile = elt.getContainingFile().getOriginalFile();
final PsiFile containingFile = elt.getContainingFile();
LOG.assertTrue(containingFile != null, elt);
PsiFile psiFile = containingFile.getOriginalFile();
if (psiFile.getVirtualFile() == null) unique.remove(elt);
}
// special case for Python (PY-237)