public ProblemDescriptorImpl(
@NotNull PsiElement startElement,
@NotNull PsiElement endElement,
String descriptionTemplate,
LocalQuickFix[] fixes,
ProblemHighlightType highlightType,
boolean isAfterEndOfLine,
@Nullable TextRange rangeInElement,
final boolean tooltip,
@Nullable HintAction hintAction,
boolean onTheFly) {
super(fixes, descriptionTemplate);
myShowTooltip = tooltip;
myHintAction = hintAction;
PsiFile startContainingFile = startElement.getContainingFile();
LOG.assertTrue(
startContainingFile != null && startContainingFile.isValid() || startElement.isValid(),
startElement);
PsiFile endContainingFile =
startElement == endElement ? startContainingFile : endElement.getContainingFile();
LOG.assertTrue(
startElement == endElement
|| endContainingFile != null && endContainingFile.isValid()
|| endElement.isValid(),
endElement);
assertPhysical(startElement);
if (startElement != endElement) assertPhysical(endElement);
final TextRange startElementRange = startElement.getTextRange();
LOG.assertTrue(startElementRange != null, startElement);
final TextRange endElementRange = endElement.getTextRange();
LOG.assertTrue(endElementRange != null, endElement);
if (startElementRange.getStartOffset() >= endElementRange.getEndOffset()) {
if (!(startElement instanceof PsiFile && endElement instanceof PsiFile)) {
LOG.error(
"Empty PSI elements should not be passed to createDescriptor. Start: "
+ startElement
+ ", end: "
+ endElement);
}
}
myHighlightType = highlightType;
final Project project =
startContainingFile == null ? startElement.getProject() : startContainingFile.getProject();
final SmartPointerManager manager = SmartPointerManager.getInstance(project);
myStartSmartPointer = manager.createSmartPsiElementPointer(startElement, startContainingFile);
myEndSmartPointer =
startElement == endElement
? null
: manager.createSmartPsiElementPointer(endElement, endContainingFile);
myAfterEndOfLine = isAfterEndOfLine;
myTextRangeInElement = rangeInElement;
}
@NotNull
private List<AnnotationData> doCollect(
@NotNull PsiModifierListOwner listOwner, boolean onlyWritable) {
final List<PsiFile> files = findExternalAnnotationsFiles(listOwner);
if (files == null) {
return NO_DATA;
}
SmartList<AnnotationData> result = new SmartList<AnnotationData>();
String externalName = getExternalName(listOwner, false);
if (externalName == null) return NO_DATA;
for (PsiFile file : files) {
if (!file.isValid()) continue;
if (onlyWritable && !file.isWritable()) continue;
MostlySingularMultiMap<String, AnnotationData> fileData = getDataFromFile(file);
ContainerUtil.addAll(result, fileData.get(externalName));
}
if (result.isEmpty()) {
return NO_DATA;
}
result.trimToSize();
return result;
}
/**
* Retrieves indent options for PSI file from an associated document or (if not defined in the
* document) from file indent options providers.
*
* @param file The PSI file to retrieve options for.
* @param formatRange The text range within the file for formatting purposes or null if there is
* either no specific range or multiple ranges. If the range covers the entire file (full
* reformat), options stored in the document are ignored and indent options are taken from
* file indent options providers.
* @param ignoreDocOptions Ignore options stored in the document and use file indent options
* providers even if there is no text range or the text range doesn't cover the entire file.
* @param providerProcessor A callback object containing a reference to indent option provider
* which has returned indent options.
* @return Indent options from the associated document or file indent options providers.
* @see com.intellij.psi.codeStyle.FileIndentOptionsProvider
*/
@NotNull
public IndentOptions getIndentOptionsByFile(
@Nullable PsiFile file,
@Nullable TextRange formatRange,
boolean ignoreDocOptions,
@Nullable Processor<FileIndentOptionsProvider> providerProcessor) {
if (file != null && file.isValid() && file.isWritable()) {
boolean isFullReformat = isFileFullyCoveredByRange(file, formatRange);
if (!ignoreDocOptions && !isFullReformat) {
IndentOptions docOptions = IndentOptions.retrieveFromAssociatedDocument(file);
if (docOptions != null) return docOptions;
}
FileIndentOptionsProvider[] providers =
Extensions.getExtensions(FileIndentOptionsProvider.EP_NAME);
for (FileIndentOptionsProvider provider : providers) {
if (!isFullReformat || provider.useOnFullReformat()) {
IndentOptions indentOptions = provider.getIndentOptions(this, file);
if (indentOptions != null) {
if (providerProcessor != null) {
providerProcessor.process(provider);
}
logIndentOptions(file, provider, indentOptions);
return indentOptions;
}
}
}
return getIndentOptions(file.getFileType());
} else return OTHER_INDENT_OPTIONS;
}
public static Editor create(
@NotNull final DocumentWindowImpl documentRange,
@NotNull final EditorImpl editor,
@NotNull final PsiFile injectedFile) {
assert documentRange.isValid();
assert injectedFile.isValid();
EditorWindow window;
synchronized (allEditors) {
for (EditorWindow editorWindow : allEditors) {
if (editorWindow.getDocument() == documentRange && editorWindow.getDelegate() == editor) {
editorWindow.myInjectedFile = injectedFile;
if (editorWindow.isValid()) {
return editorWindow;
}
}
if (editorWindow.getDocument().areRangesEqual(documentRange)) {
// int i = 0;
}
}
window = new EditorWindow(documentRange, editor, injectedFile, documentRange.isOneLine());
allEditors.add(window);
}
assert window.isValid();
return window;
}
@Nullable
private static VirtualFile findInitialDir(@NotNull final PsiFile psiFileRequestor) {
if (!psiFileRequestor.isValid()) {
return null;
}
return ApplicationManager.getApplication()
.runReadAction(
new Computable<VirtualFile>() {
@Override
@Nullable
public VirtualFile compute() {
Project project = psiFileRequestor.getProject();
VirtualFile virtualFile = psiFileRequestor.getVirtualFile();
if (virtualFile != null) {
ProjectFileIndex fileIndex =
ProjectRootManager.getInstance(project).getFileIndex();
VirtualFile contentRoot = fileIndex.getContentRootForFile(virtualFile);
if (contentRoot != null) {
return contentRoot;
}
}
return project.getBaseDir();
}
});
}
private void updateRightTreeModel() {
Set<PsiFile> deps = new HashSet<PsiFile>();
Set<PsiFile> scope = getSelectedScope(myLeftTree);
myIllegalsInRightTree = new HashSet<PsiFile>();
for (PsiFile psiFile : scope) {
Map<DependencyRule, Set<PsiFile>> illegalDeps = myIllegalDependencies.get(psiFile);
if (illegalDeps != null) {
for (final DependencyRule rule : illegalDeps.keySet()) {
myIllegalsInRightTree.addAll(illegalDeps.get(rule));
}
}
final Set<PsiFile> psiFiles = myDependencies.get(psiFile);
if (psiFiles != null) {
for (PsiFile file : psiFiles) {
if (file != null && file.isValid()) {
deps.add(file);
}
}
}
}
deps.removeAll(scope);
myRightTreeExpansionMonitor.freeze();
myRightTree.setModel(buildTreeModel(deps, myRightTreeMarker));
myRightTreeExpansionMonitor.restore();
expandFirstLevel(myRightTree);
}
@NotNull
public static <T extends PsiJavaCodeReferenceElement> JavaResolveResult[] multiResolveImpl(
@NotNull T element,
boolean incompleteCode,
@NotNull ResolveCache.PolyVariantContextResolver<? super T> resolver) {
FileASTNode fileElement = SharedImplUtil.findFileElement(element.getNode());
if (fileElement == null) {
PsiUtilCore.ensureValid(element);
LOG.error("fileElement == null!");
return JavaResolveResult.EMPTY_ARRAY;
}
PsiFile psiFile = SharedImplUtil.getContainingFile(fileElement);
PsiManager manager = psiFile == null ? null : psiFile.getManager();
if (manager == null) {
PsiUtilCore.ensureValid(element);
LOG.error("getManager() == null!");
return JavaResolveResult.EMPTY_ARRAY;
}
boolean valid = psiFile.isValid();
if (!valid) {
PsiUtilCore.ensureValid(element);
LOG.error("psiFile.isValid() == false!");
return JavaResolveResult.EMPTY_ARRAY;
}
if (element instanceof PsiMethodReferenceExpression) {
// method refs: do not cache results during parent conflict resolving, acceptable checks, etc
final Map<PsiElement, PsiType> map = LambdaUtil.ourFunctionTypes.get();
if (map != null && map.containsKey(element)) {
return (JavaResolveResult[]) resolver.resolve(element, psiFile, incompleteCode);
}
}
return multiResolveImpl(manager.getProject(), psiFile, element, incompleteCode, resolver);
}
public boolean isAvailable(PsiFile myFile) {
return myFile != null
&& myFile.isValid()
&& myFile.getManager().isInProject(myFile)
&& myFile instanceof PsiJavaFile
&& ((PsiJavaFile) myFile).getClasses().length != 0
&& myTargetPackage != null;
}
@Override
public boolean accept(PsiFile psiFile) {
if (myFile == null || !myFile.equals(psiFile) || !myFile.isValid()) {
return false;
}
return (myTodoFilter != null && myTodoFilter.accept(mySearchHelper, psiFile))
|| (myTodoFilter == null && mySearchHelper.getTodoItemsCount(psiFile) > 0);
}
private static boolean isCopyUpToDate(Document document, @NotNull PsiFile file) {
if (!file.isValid()) {
return false;
}
// the psi file cache might have been cleared by some external activity,
// in which case PSI-document sync may stop working
PsiFile current = PsiDocumentManager.getInstance(file.getProject()).getPsiFile(document);
return current != null && current.getViewProvider().getPsi(file.getLanguage()) == file;
}
// returns editor,file where the action is available or null if there are none
public static boolean availableFor(
@NotNull PsiFile file, @NotNull Editor editor, @NotNull IntentionAction action) {
if (!file.isValid()) return false;
int offset = editor.getCaretModel().getOffset();
PsiElement element = file.findElementAt(offset);
boolean inProject = file.getManager().isInProject(file);
return isAvailableHere(editor, file, element, inProject, action);
}
@Override
public void reparseRange(PsiFile file, int startOffset, int endOffset, CharSequence newTextS)
throws IncorrectOperationException {
LOG.assertTrue(file.isValid());
final PsiFileImpl psiFile = (PsiFileImpl) file;
final Document document = psiFile.getViewProvider().getDocument();
assert document != null;
document.replaceString(startOffset, endOffset, newTextS);
PsiDocumentManager.getInstance(psiFile.getProject()).commitDocument(document);
}
@Override
public PsiElement restoreElement() {
Segment segment = getPsiRange();
if (segment == null) return null;
PsiFile file = restoreFile();
if (file == null || !file.isValid()) return null;
return findElementInside(file, segment.getStartOffset(), segment.getEndOffset(), myType);
}
@Override
protected void validateCache() {
super.validateCache();
if (myFile != null && !myFile.isValid()) {
VirtualFile vFile = myFile.getVirtualFile();
if (vFile.isValid()) {
myFile = PsiManager.getInstance(myProject).findFile(vFile);
} else {
myFile = null;
}
}
}
@NotNull
private static XmlFileHeader calcXmlFileHeader(final PsiFile file) {
// if (file.getFileType() == XmlFileType.INSTANCE) {
// VirtualFile virtualFile = file.getVirtualFile();
// if (virtualFile instanceof VirtualFileWithId) {
// ObjectStubTree tree = StubTreeLoader.getInstance().readFromVFile(file.getProject(),
// virtualFile);
// if (tree != null) {
// return ((FileStub)tree.getRoot()).getHeader();
// }
// }
// }
if (file instanceof XmlFile && file.getNode().isParsed()) {
final XmlDocument document = ((XmlFile) file).getDocument();
if (document != null) {
String publicId = null;
String systemId = null;
final XmlProlog prolog = document.getProlog();
if (prolog != null) {
final XmlDoctype doctype = prolog.getDoctype();
if (doctype != null) {
publicId = doctype.getPublicId();
systemId = doctype.getSystemId();
if (systemId == null) {
systemId = doctype.getDtdUri();
}
}
}
final XmlTag tag = document.getRootTag();
if (tag != null) {
String localName = tag.getLocalName();
if (StringUtil.isNotEmpty(localName)) {
if (tag.getPrevSibling() instanceof PsiErrorElement) {
return XmlFileHeader.EMPTY;
}
String psiNs = tag.getNamespace();
return new XmlFileHeader(
localName,
psiNs == XmlUtil.EMPTY_URI || Comparing.equal(psiNs, systemId) ? null : psiNs,
publicId,
systemId);
}
}
}
return XmlFileHeader.EMPTY;
}
if (!file.isValid()) return XmlFileHeader.EMPTY;
return NanoXmlUtil.parseHeader(file);
}
private boolean isValid() {
if (isDumbMode() && !DumbService.isDumbAware(this)) {
return false;
}
if (myDocument != null && myDocument.getModificationStamp() != myInitialStamp) return false;
if (myProject != null && myDocument != null) {
PsiFile file = PsiDocumentManager.getInstance(myProject).getPsiFile(myDocument);
if (file == null || !file.isValid()) return false;
}
return true;
}
public boolean isValid() {
boolean valid =
myNewVirtualFile.isValid()
&& (myAltFullRange == null && myInjectedFile.isValid()
|| myAltFullRange != null && myAltFullRange.isValid());
if (valid) {
for (Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer> t : myMarkers) {
if (!t.first.isValid() || !t.second.isValid() || t.third.getElement() == null) {
valid = false;
break;
}
}
}
return valid;
}
@Override
public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
if (file instanceof XmlFile && file.isValid() && AndroidFacet.getInstance(file) != null) {
ResourceFolderType folderType = ResourceHelper.getFolderType(file);
if (folderType == null) {
return false;
} else if (folderType != ResourceFolderType.VALUES) {
return true;
} else {
return isAvailable(getValueTag(editor, file), file);
}
}
return false;
}
public GeneralHighlightingPass(
@NotNull Project project,
@NotNull PsiFile file,
@NotNull Document document,
int startOffset,
int endOffset,
boolean updateAll,
@NotNull ProperTextRange priorityRange,
@Nullable Editor editor) {
super(project, document, PRESENTABLE_NAME, file, true);
myStartOffset = startOffset;
myEndOffset = endOffset;
myUpdateAll = updateAll;
myPriorityRange = priorityRange;
myEditor = editor;
LOG.assertTrue(file.isValid());
setId(Pass.UPDATE_ALL);
myHasErrorElement =
!isWholeFileHighlighting() && Boolean.TRUE.equals(myFile.getUserData(HAS_ERROR_ELEMENT));
FileStatusMap fileStatusMap =
((DaemonCodeAnalyzerImpl) DaemonCodeAnalyzer.getInstance(myProject)).getFileStatusMap();
myErrorFound = !isWholeFileHighlighting() && fileStatusMap.wasErrorFound(myDocument);
myApplyCommand =
new Runnable() {
@Override
public void run() {
ProperTextRange range = new ProperTextRange(myStartOffset, myEndOffset);
MarkupModel model = DocumentMarkupModel.forDocument(myDocument, myProject, true);
UpdateHighlightersUtil.cleanFileLevelHighlights(myProject, Pass.UPDATE_ALL, myFile);
final EditorColorsScheme colorsScheme = getColorsScheme();
UpdateHighlightersUtil.setHighlightersInRange(
myProject,
myDocument,
range,
colorsScheme,
myHighlights,
(MarkupModelEx) model,
Pass.UPDATE_ALL);
}
};
// initial guess to show correct progress in the traffic light icon
setProgressLimit(document.getTextLength() / 2); // approx number of PSI elements = file length/2
myGlobalScheme = EditorColorsManager.getInstance().getGlobalScheme();
}
// returns number of hits
static int processUsagesInFile(
@NotNull final PsiFile psiFile,
@NotNull final FindModel findModel,
@NotNull final Processor<UsageInfo> consumer) {
if (findModel.getStringToFind().isEmpty()) {
if (!ApplicationManager.getApplication()
.runReadAction((Computable<Boolean>) () -> consumer.process(new UsageInfo(psiFile)))) {
throw new ProcessCanceledException();
}
return 1;
}
final VirtualFile virtualFile = psiFile.getVirtualFile();
if (virtualFile == null) return 0;
if (virtualFile.getFileType().isBinary()) return 0; // do not decompile .class files
final Document document =
ApplicationManager.getApplication()
.runReadAction(
(Computable<Document>)
() ->
virtualFile.isValid()
? FileDocumentManager.getInstance().getDocument(virtualFile)
: null);
if (document == null) return 0;
final int[] offset = {0};
int count = 0;
int found;
ProgressIndicator indicator =
ProgressWrapper.unwrap(ProgressManager.getInstance().getProgressIndicator());
TooManyUsagesStatus tooManyUsagesStatus = TooManyUsagesStatus.getFrom(indicator);
do {
tooManyUsagesStatus.pauseProcessingIfTooManyUsages(); // wait for user out of read action
found =
ApplicationManager.getApplication()
.runReadAction(
(Computable<Integer>)
() -> {
if (!psiFile.isValid()) return 0;
return addToUsages(
document, consumer, findModel, psiFile, offset, USAGES_PER_READ_ACTION);
});
count += found;
} while (found != 0);
return count;
}
public boolean isAvailable(@Nullable XmlTag tag, PsiFile file) {
if (file instanceof XmlFile && file.isValid() && AndroidFacet.getInstance(file) != null) {
ResourceFolderType folderType = ResourceHelper.getFolderType(file);
if (folderType == null) {
return false;
} else if (folderType != ResourceFolderType.VALUES) {
return true;
} else {
// In value files, you can invoke this action if the caret is on or inside an element (other
// than the
// root <resources> tag). Only accept the element if it has a known type with a known name.
if (tag != null && tag.getAttributeValue(ATTR_NAME) != null) {
return AndroidResourceUtil.getResourceForResourceTag(tag) != null;
}
}
}
return false;
}
private void invokeCompletion(final ExpressionContext context) {
final Project project = context.getProject();
final Editor editor = context.getEditor();
final PsiFile psiFile = editor != null ? PsiUtilBase.getPsiFileInEditor(editor, project) : null;
Runnable runnable =
() -> {
if (project.isDisposed()
|| editor == null
|| editor.isDisposed()
|| psiFile == null
|| !psiFile.isValid()) return;
// it's invokeLater, so another completion could have started
if (CompletionServiceImpl.getCompletionService().getCurrentCompletion() != null) return;
CommandProcessor.getInstance()
.executeCommand(
project,
() -> {
// if we're in some completion's insert handler, make sure our new completion
// isn't treated as the second invocation
CompletionServiceImpl.setCompletionPhase(CompletionPhase.NoCompletion);
invokeCompletionHandler(project, editor);
Lookup lookup = LookupManager.getInstance(project).getActiveLookup();
if (lookup != null) {
lookup.addLookupListener(
new MyLookupListener(context, myCheckCompletionChar));
}
},
"",
null);
};
ApplicationManager.getApplication().invokeLater(runnable);
}
private static boolean activatePsiElementIfOpen(
@NotNull PsiElement elt, boolean searchForOpen, boolean requestFocus) {
if (!elt.isValid()) return false;
elt = elt.getNavigationElement();
final PsiFile file = elt.getContainingFile();
if (file == null || !file.isValid()) return false;
VirtualFile vFile = file.getVirtualFile();
if (vFile == null) return false;
if (!EditorHistoryManager.getInstance(elt.getProject()).hasBeenOpen(vFile)) return false;
final FileEditorManager fem = FileEditorManager.getInstance(elt.getProject());
if (!fem.isFileOpen(vFile)) {
fem.openFile(vFile, requestFocus, searchForOpen);
}
final TextRange range = elt.getTextRange();
if (range == null) return false;
final FileEditor[] editors = fem.getEditors(vFile);
for (FileEditor editor : editors) {
if (editor instanceof TextEditor) {
final Editor text = ((TextEditor) editor).getEditor();
final int offset = text.getCaretModel().getOffset();
if (range.containsOffset(offset)) {
// select the file
fem.openFile(vFile, requestFocus, searchForOpen);
return true;
}
}
}
return false;
}
@NotNull
private List<Pair<PsiClass, VirtualFile>> doFindClasses(
@NotNull String qName, @NotNull final GlobalSearchScope scope) {
final Collection<PsiClass> classes =
JavaFullClassNameIndex.getInstance().get(qName.hashCode(), myManager.getProject(), scope);
if (classes.isEmpty()) return Collections.emptyList();
List<Pair<PsiClass, VirtualFile>> result = new ArrayList<>(classes.size());
for (PsiClass aClass : classes) {
final String qualifiedName = aClass.getQualifiedName();
if (qualifiedName == null || !qualifiedName.equals(qName)) continue;
PsiFile file = aClass.getContainingFile();
if (file == null) {
throw new AssertionError("No file for class: " + aClass + " of " + aClass.getClass());
}
final boolean valid = file.isValid();
VirtualFile vFile = file.getVirtualFile();
if (!valid) {
LOG.error(
"Invalid file "
+ file
+ "; virtualFile:"
+ vFile
+ (vFile != null && !vFile.isValid() ? " (invalid)" : "")
+ "; id="
+ (vFile == null ? 0 : ((VirtualFileWithId) vFile).getId()),
new PsiInvalidElementAccessException(aClass));
continue;
}
if (!hasAcceptablePackage(vFile)) continue;
result.add(Pair.create(aClass, vFile));
}
return result;
}
@Override
public void startRunInjectors(@NotNull final Document hostDocument, final boolean synchronously) {
if (myProject.isDisposed()) return;
if (!synchronously && ApplicationManager.getApplication().isWriteAccessAllowed()) return;
// use cached to avoid recreate PSI in alien project
final PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
final PsiFile hostPsiFile = documentManager.getCachedPsiFile(hostDocument);
if (hostPsiFile == null) return;
final ConcurrentList<DocumentWindow> injected =
InjectedLanguageUtil.getCachedInjectedDocuments(hostPsiFile);
if (injected.isEmpty()) return;
if (myProgress.isCanceled()) {
myProgress = new DaemonProgressIndicator();
}
final Set<DocumentWindow> newDocuments = Collections.synchronizedSet(new THashSet<>());
final Processor<DocumentWindow> commitProcessor =
documentWindow -> {
if (myProject.isDisposed()) return false;
ProgressIndicator indicator = ProgressManager.getInstance().getProgressIndicator();
if (indicator != null && indicator.isCanceled()) return false;
if (documentManager.isUncommited(hostDocument) || !hostPsiFile.isValid())
return false; // will be committed later
// it is here where the reparse happens and old file contents replaced
InjectedLanguageUtil.enumerate(
documentWindow,
hostPsiFile,
(injectedPsi, places) -> {
DocumentWindow newDocument =
(DocumentWindow) injectedPsi.getViewProvider().getDocument();
if (newDocument != null) {
PsiDocumentManagerBase.checkConsistency(injectedPsi, newDocument);
newDocuments.add(newDocument);
}
});
return true;
};
final Runnable commitInjectionsRunnable =
() -> {
if (myProgress.isCanceled()) return;
JobLauncher.getInstance()
.invokeConcurrentlyUnderProgress(
new ArrayList<>(injected), myProgress, true, commitProcessor);
synchronized (ourInjectionPsiLock) {
injected.clear();
injected.addAll(newDocuments);
}
};
if (synchronously) {
if (Thread.holdsLock(PsiLock.LOCK)) {
// hack for the case when docCommit was called from within PSI modification, e.g. in
// formatter.
// we can't spawn threads to do injections there, otherwise a deadlock is imminent
ContainerUtil.process(new ArrayList<>(injected), commitProcessor);
} else {
commitInjectionsRunnable.run();
}
} else {
JobLauncher.getInstance()
.submitToJobThread(
() ->
ApplicationManagerEx.getApplicationEx()
.tryRunReadAction(commitInjectionsRunnable),
null);
}
}
private boolean isValid() {
return !isDisposed()
&& !myInjectedFile.getProject().isDisposed()
&& myInjectedFile.isValid()
&& myDocumentWindow.isValid();
}
@Override
@Nullable
public List<PsiFile> findExternalAnnotationsFiles(@NotNull PsiModifierListOwner listOwner) {
final PsiFile containingFile = listOwner.getContainingFile();
if (!(containingFile instanceof PsiJavaFile)) {
return null;
}
final PsiJavaFile javaFile = (PsiJavaFile) containingFile;
final String packageName = javaFile.getPackageName();
final VirtualFile virtualFile = containingFile.getVirtualFile();
if (virtualFile == null) return null;
final List<PsiFile> files = myExternalAnnotations.get(virtualFile);
if (files == NULL_LIST) return null;
if (files != null) {
boolean allValid = true;
for (PsiFile file : files) {
allValid &= file.isValid();
}
if (allValid) {
return files;
}
}
if (virtualFile == null) {
return null;
}
Set<PsiFile> possibleAnnotationsXmls = new THashSet<PsiFile>();
for (VirtualFile root : getExternalAnnotationsRoots(virtualFile)) {
final VirtualFile ext =
root.findFileByRelativePath(packageName.replace('.', '/') + "/" + ANNOTATIONS_XML);
if (ext == null) continue;
final PsiFile psiFile = myPsiManager.findFile(ext);
if (psiFile == null) continue;
possibleAnnotationsXmls.add(psiFile);
}
List<PsiFile> result;
if (possibleAnnotationsXmls.isEmpty()) {
myExternalAnnotations.put(virtualFile, NULL_LIST);
result = null;
} else {
result = new SmartList<PsiFile>(possibleAnnotationsXmls);
// sorting by writability: writable go first
Collections.sort(
result,
new Comparator<PsiFile>() {
@Override
public int compare(PsiFile f1, PsiFile f2) {
boolean w1 = f1.isWritable();
boolean w2 = f2.isWritable();
if (w1 == w2) {
return 0;
}
return w1 ? -1 : 1;
}
});
myExternalAnnotations.put(virtualFile, result);
}
return result;
}
@Override
public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
return file != null && file.isValid();
}
@Override
public PsiFile getContainingFile() {
PsiFile file = SharedImplUtil.getContainingFile(this);
if (file == null || !file.isValid()) throw new PsiInvalidElementAccessException(this);
return file;
}
