public static void clearCaches(
@NotNull PsiFile injected, @NotNull DocumentWindowImpl documentWindow) {
VirtualFileWindowImpl virtualFile = (VirtualFileWindowImpl) injected.getVirtualFile();
PsiManagerEx psiManagerEx = (PsiManagerEx) injected.getManager();
if (psiManagerEx.getProject().isDisposed()) return;
psiManagerEx.getFileManager().setViewProvider(virtualFile, null);
PsiElement context =
InjectedLanguageManager.getInstance(injected.getProject()).getInjectionHost(injected);
PsiFile hostFile;
if (context != null) {
hostFile = context.getContainingFile();
} else {
VirtualFile delegate = virtualFile.getDelegate();
hostFile = delegate.isValid() ? psiManagerEx.findFile(delegate) : null;
}
if (hostFile != null) {
// modification of cachedInjectedDocuments must be under PsiLock
synchronized (PsiLock.LOCK) {
List<DocumentWindow> cachedInjectedDocuments = getCachedInjectedDocuments(hostFile);
for (int i = cachedInjectedDocuments.size() - 1; i >= 0; i--) {
DocumentWindow cachedInjectedDocument = cachedInjectedDocuments.get(i);
if (cachedInjectedDocument == documentWindow) {
cachedInjectedDocuments.remove(i);
}
}
}
}
}
public static boolean isValidName(
final Project project, final PsiElement psiElement, final String newName) {
if (newName == null || newName.length() == 0) {
return false;
}
final Condition<String> inputValidator =
RenameInputValidatorRegistry.getInputValidator(psiElement);
if (inputValidator != null) {
return inputValidator.value(newName);
}
if (psiElement instanceof PsiFile || psiElement instanceof PsiDirectory) {
return newName.indexOf('\\') < 0 && newName.indexOf('/') < 0;
}
if (psiElement instanceof PomTargetPsiElement) {
return !StringUtil.isEmptyOrSpaces(newName);
}
final PsiFile file = psiElement.getContainingFile();
final Language elementLanguage = psiElement.getLanguage();
final Language fileLanguage = file == null ? null : file.getLanguage();
Language language =
fileLanguage == null
? elementLanguage
: fileLanguage.isKindOf(elementLanguage) ? fileLanguage : elementLanguage;
return LanguageNamesValidation.INSTANCE
.forLanguage(language)
.isIdentifier(newName.trim(), project);
}
public String getAttributeValue(String _name, String namespace) {
if (namespace == null) {
return getAttributeValue(_name);
}
XmlTagImpl current = this;
PsiElement parent = getParent();
while (current != null) {
BidirectionalMap<String, String> map = current.initNamespaceMaps(parent);
if (map != null) {
List<String> keysByValue = map.getKeysByValue(namespace);
if (keysByValue != null && !keysByValue.isEmpty()) {
for (String prefix : keysByValue) {
if (prefix != null && prefix.length() > 0) {
final String value = getAttributeValue(prefix + ":" + _name);
if (value != null) return value;
}
}
}
}
current = parent instanceof XmlTag ? (XmlTagImpl) parent : null;
parent = parent.getParent();
}
if (namespace.length() == 0 || getNamespace().equals(namespace)) {
return getAttributeValue(_name);
}
return null;
}
public static void enumerate(
@NotNull PsiElement host,
@NotNull PsiFile containingFile,
boolean probeUp,
@NotNull PsiLanguageInjectionHost.InjectedPsiVisitor visitor) {
// do not inject into nonphysical files except during completion
if (!containingFile.isPhysical() && containingFile.getOriginalFile() == containingFile) {
final PsiElement context =
InjectedLanguageManager.getInstance(containingFile.getProject())
.getInjectionHost(containingFile);
if (context == null) return;
final PsiFile file = context.getContainingFile();
if (file == null || !file.isPhysical() && file.getOriginalFile() == file) return;
}
if (containingFile.getViewProvider() instanceof InjectedFileViewProvider)
return; // no injection inside injection
PsiElement inTree = loadTree(host, containingFile);
if (inTree != host) {
host = inTree;
containingFile = host.getContainingFile();
}
MultiHostRegistrarImpl registrar = probeElementsUp(host, containingFile, probeUp);
if (registrar == null) {
return;
}
List<Pair<Place, PsiFile>> places = registrar.getResult();
for (Pair<Place, PsiFile> pair : places) {
PsiFile injectedPsi = pair.second;
visitor.visit(injectedPsi, pair.first);
}
}
// returns (injected psi, leaf element at the offset, language of the leaf element)
// since findElementAt() is expensive, we trying to reuse its result
@NotNull
private static Trinity<PsiElement, PsiElement, Language> tryOffset(
@NotNull PsiFile hostFile, final int offset, @NotNull PsiDocumentManager documentManager) {
FileViewProvider provider = hostFile.getViewProvider();
Language leafLanguage = null;
PsiElement leafElement = null;
for (Language language : provider.getLanguages()) {
PsiElement element = provider.findElementAt(offset, language);
if (element != null) {
if (leafLanguage == null) {
leafLanguage = language;
leafElement = element;
}
PsiElement injected = findInside(element, hostFile, offset, documentManager);
if (injected != null) return Trinity.create(injected, element, language);
}
// maybe we are at the border between two psi elements, then try to find injection at the end
// of the left element
if (offset != 0 && (element == null || element.getTextRange().getStartOffset() == offset)) {
PsiElement leftElement = provider.findElementAt(offset - 1, language);
if (leftElement != null && leftElement.getTextRange().getEndOffset() == offset) {
PsiElement injected = findInside(leftElement, hostFile, offset, documentManager);
if (injected != null) return Trinity.create(injected, element, language);
}
}
}
return Trinity.create(null, leafElement, leafLanguage);
}
void loadFromEditor(@NotNull Editor editor) {
assertDispatchThread();
LOG.assertTrue(!editor.isDisposed());
clear();
PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
documentManager.commitDocument(editor.getDocument());
PsiFile file = documentManager.getPsiFile(editor.getDocument());
SmartPointerManager smartPointerManager = SmartPointerManager.getInstance(myProject);
EditorFoldingInfo info = EditorFoldingInfo.get(editor);
FoldRegion[] foldRegions = editor.getFoldingModel().getAllFoldRegions();
for (FoldRegion region : foldRegions) {
if (!region.isValid()) continue;
PsiElement element = info.getPsiElement(region);
boolean expanded = region.isExpanded();
boolean collapseByDefault =
element != null
&& FoldingPolicy.isCollapseByDefault(element)
&& !FoldingUtil.caretInsideRange(editor, TextRange.create(region));
if (collapseByDefault == expanded || element == null) {
FoldingInfo fi = new FoldingInfo(region.getPlaceholderText(), expanded);
if (element != null) {
myPsiElements.add(smartPointerManager.createSmartPsiElementPointer(element, file));
element.putUserData(FOLDING_INFO_KEY, fi);
} else if (region.isValid()) {
myRangeMarkers.add(region);
region.putUserData(FOLDING_INFO_KEY, fi);
}
}
}
}
public static void initOffsets(final PsiFile file, final OffsetMap offsetMap) {
int offset =
Math.max(
offsetMap.getOffset(CompletionInitializationContext.SELECTION_END_OFFSET),
offsetMap.getOffset(CompletionInitializationContext.IDENTIFIER_END_OFFSET));
PsiElement element = file.findElementAt(offset);
if (element instanceof PsiWhiteSpace
&& (!element.textContains('\n')
|| CodeStyleSettingsManager.getSettings(file.getProject())
.getCommonSettings(JavaLanguage.INSTANCE)
.METHOD_PARAMETERS_LPAREN_ON_NEXT_LINE)) {
element = file.findElementAt(element.getTextRange().getEndOffset());
}
if (element == null) return;
if (LEFT_PAREN.accepts(element)) {
offsetMap.addOffset(LPAREN_OFFSET, element.getTextRange().getStartOffset());
PsiElement list = element.getParent();
PsiElement last = list.getLastChild();
if (last instanceof PsiJavaToken
&& ((PsiJavaToken) last).getTokenType() == JavaTokenType.RPARENTH) {
offsetMap.addOffset(RPAREN_OFFSET, last.getTextRange().getStartOffset());
}
offsetMap.addOffset(ARG_LIST_END_OFFSET, list.getTextRange().getEndOffset());
}
}
public static String getUnescapedText(
PsiFile file,
@Nullable final PsiElement startElement,
@Nullable final PsiElement endElement) {
final InjectedLanguageManager manager = InjectedLanguageManager.getInstance(file.getProject());
if (manager.getInjectionHost(file) == null) {
return file.getText()
.substring(
startElement == null ? 0 : startElement.getTextRange().getStartOffset(),
endElement == null
? file.getTextLength()
: endElement.getTextRange().getStartOffset());
}
final StringBuilder sb = new StringBuilder();
file.accept(
new PsiRecursiveElementWalkingVisitor() {
Boolean myState = startElement == null ? Boolean.TRUE : null;
@Override
public void visitElement(PsiElement element) {
if (element == startElement) myState = Boolean.TRUE;
if (element == endElement) myState = Boolean.FALSE;
if (Boolean.FALSE == myState) return;
if (Boolean.TRUE == myState && element.getFirstChild() == null) {
sb.append(getUnescapedLeafText(element, false));
} else {
super.visitElement(element);
}
}
});
return sb.toString();
}
public static TextWithImports getEditorText(final Editor editor) {
if (editor == null) {
return null;
}
final Project project = editor.getProject();
if (project == null) return null;
String defaultExpression = editor.getSelectionModel().getSelectedText();
if (defaultExpression == null) {
int offset = editor.getCaretModel().getOffset();
PsiFile psiFile = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
if (psiFile != null) {
PsiElement elementAtCursor = psiFile.findElementAt(offset);
if (elementAtCursor != null) {
final EditorTextProvider textProvider =
EditorTextProvider.EP.forLanguage(elementAtCursor.getLanguage());
if (textProvider != null) {
final TextWithImports editorText = textProvider.getEditorText(elementAtCursor);
if (editorText != null) return editorText;
}
}
}
} else {
return new TextWithImportsImpl(CodeFragmentKind.EXPRESSION, defaultExpression);
}
return null;
}
private static PsiElement getNextElement(PsiElement element) {
PsiElement sibling = element.getNextSibling();
if (sibling != null) return sibling;
element = element.getParent();
if (element != null) return getNextElement(element);
return null;
}
@NotNull
public UsageViewPresentation createPresentation(
@NotNull FindUsagesHandler handler, @NotNull FindUsagesOptions findUsagesOptions) {
PsiElement element = handler.getPsiElement();
LOG.assertTrue(element.isValid());
return createPresentation(element, findUsagesOptions, myToOpenInNewTab);
}
public PsiDirectory[] getSelectedDirectories() {
final PsiElement[] elements = getSelectedPSIElements();
if (elements.length == 1) {
final PsiElement element = elements[0];
if (element instanceof PsiDirectory) {
return new PsiDirectory[] {(PsiDirectory) element};
} else if (element instanceof PsiDirectoryContainer) {
return ((PsiDirectoryContainer) element).getDirectories();
} else {
final PsiFile containingFile = element.getContainingFile();
if (containingFile != null) {
final PsiDirectory psiDirectory = containingFile.getContainingDirectory();
if (psiDirectory != null) {
return new PsiDirectory[] {psiDirectory};
}
final VirtualFile file = containingFile.getVirtualFile();
if (file instanceof VirtualFileWindow) {
final VirtualFile delegate = ((VirtualFileWindow) file).getDelegate();
final PsiFile delegatePsiFile = containingFile.getManager().findFile(delegate);
if (delegatePsiFile != null && delegatePsiFile.getContainingDirectory() != null) {
return new PsiDirectory[] {delegatePsiFile.getContainingDirectory()};
}
}
return PsiDirectory.EMPTY_ARRAY;
}
}
} else {
final DefaultMutableTreeNode selectedNode = getSelectedNode();
if (selectedNode != null) {
return getSelectedDirectoriesInAmbiguousCase(selectedNode);
}
}
return PsiDirectory.EMPTY_ARRAY;
}
public static boolean isClassEquivalentTo(@NotNull PsiClass aClass, PsiElement another) {
if (aClass == another) return true;
if (!(another instanceof PsiClass)) return false;
String name1 = aClass.getName();
if (name1 == null) return false;
if (!another.isValid()) return false;
String name2 = ((PsiClass) another).getName();
if (name2 == null) return false;
if (name1.hashCode() != name2.hashCode()) return false;
if (!name1.equals(name2)) return false;
String qName1 = aClass.getQualifiedName();
String qName2 = ((PsiClass) another).getQualifiedName();
if (qName1 == null || qName2 == null) {
//noinspection StringEquality
if (qName1 != qName2) return false;
if (aClass instanceof PsiTypeParameter && another instanceof PsiTypeParameter) {
PsiTypeParameter p1 = (PsiTypeParameter) aClass;
PsiTypeParameter p2 = (PsiTypeParameter) another;
return p1.getIndex() == p2.getIndex()
&& aClass.getManager().areElementsEquivalent(p1.getOwner(), p2.getOwner());
} else {
return false;
}
}
if (qName1.hashCode() != qName2.hashCode() || !qName1.equals(qName2)) {
return false;
}
if (originalElement(aClass).equals(originalElement((PsiClass) another))) {
return true;
}
final PsiFile file1 = aClass.getContainingFile().getOriginalFile();
final PsiFile file2 = another.getContainingFile().getOriginalFile();
// see com.intellij.openapi.vcs.changes.PsiChangeTracker
// see com.intellij.psi.impl.PsiFileFactoryImpl#createFileFromText(CharSequence,PsiFile)
final PsiFile original1 = file1.getUserData(PsiFileFactory.ORIGINAL_FILE);
final PsiFile original2 = file2.getUserData(PsiFileFactory.ORIGINAL_FILE);
if (original1 == original2 && original1 != null
|| original1 == file2
|| original2 == file1
|| file1 == file2) {
return compareClassSeqNumber(aClass, (PsiClass) another);
}
final FileIndexFacade fileIndex =
ServiceManager.getService(file1.getProject(), FileIndexFacade.class);
final VirtualFile vfile1 = file1.getViewProvider().getVirtualFile();
final VirtualFile vfile2 = file2.getViewProvider().getVirtualFile();
boolean lib1 = fileIndex.isInLibraryClasses(vfile1);
boolean lib2 = fileIndex.isInLibraryClasses(vfile2);
return (fileIndex.isInSource(vfile1) || lib1) && (fileIndex.isInSource(vfile2) || lib2);
}
@Override
public void replaceDotToken(PsiElement newDot) {
if (newDot == null) return;
if (!TokenSets.DOTS.contains(newDot.getNode().getElementType())) return;
final PsiElement oldDot = getDotToken();
if (oldDot == null) return;
getNode().replaceChild(oldDot.getNode(), newDot.getNode());
}
@Nullable
protected PsiElement getPSIElement(@Nullable final Object element) {
if (element instanceof PsiElement) {
PsiElement psiElement = (PsiElement) element;
if (psiElement.isValid()) {
return psiElement;
}
}
return null;
}
private static PsiType doFun(GrReferenceExpression refExpr) {
if (ResolveUtil.isClassReference(refExpr)) {
GrExpression qualifier = refExpr.getQualifier();
LOG.assertTrue(qualifier != null);
return TypesUtil.createJavaLangClassType(
qualifier.getType(), refExpr.getProject(), refExpr.getResolveScope());
}
if (PsiUtil.isCompileStatic(refExpr)) {
final GroovyResolveResult resolveResult = refExpr.advancedResolve();
final PsiElement resolvedF = resolveResult.getElement();
final PsiType type;
if (resolvedF instanceof GrField) {
type = ((GrField) resolvedF).getType();
} else if (resolvedF instanceof GrAccessorMethod) {
type = ((GrAccessorMethod) resolvedF).getProperty().getType();
} else {
type = null;
}
if (type != null) {
return resolveResult.getSubstitutor().substitute(type);
}
}
final PsiElement resolved = refExpr.resolve();
final PsiType nominal = refExpr.getNominalType();
Boolean reassigned = GrReassignedLocalVarsChecker.isReassignedVar(refExpr);
if (reassigned != null && reassigned.booleanValue()) {
return GrReassignedLocalVarsChecker.getReassignedVarType(refExpr, true);
}
final PsiType inferred = getInferredTypes(refExpr, resolved);
if (inferred == null) {
if (nominal == null) {
// inside nested closure we could still try to infer from variable initializer. Not sound,
// but makes sense
if (resolved instanceof GrVariable) {
LOG.assertTrue(resolved.isValid());
return ((GrVariable) resolved).getTypeGroovy();
}
}
return nominal;
}
if (nominal == null) return inferred;
if (!TypeConversionUtil.isAssignable(TypeConversionUtil.erasure(nominal), inferred, false)) {
if (resolved instanceof GrVariable
&& ((GrVariable) resolved).getTypeElementGroovy() != null) {
return nominal;
}
}
return inferred;
}
private void getInjectedPsiFiles(
@NotNull final List<PsiElement> elements1,
@NotNull final List<PsiElement> elements2,
@NotNull final ProgressIndicator progress,
@NotNull final Set<PsiFile> outInjected) {
List<DocumentWindow> injected = InjectedLanguageUtil.getCachedInjectedDocuments(myFile);
Collection<PsiElement> hosts =
new THashSet<PsiElement>(elements1.size() + elements2.size() + injected.size());
// rehighlight all injected PSI regardless the range,
// since change in one place can lead to invalidation of injected PSI in (completely) other
// place.
for (DocumentWindow documentRange : injected) {
progress.checkCanceled();
if (!documentRange.isValid()) continue;
PsiFile file = PsiDocumentManager.getInstance(myProject).getPsiFile(documentRange);
if (file == null) continue;
PsiElement context =
InjectedLanguageManager.getInstance(file.getProject()).getInjectionHost(file);
if (context != null
&& context.isValid()
&& !file.getProject().isDisposed()
&& (myUpdateAll
|| new ProperTextRange(myStartOffset, myEndOffset)
.intersects(context.getTextRange()))) {
hosts.add(context);
}
}
hosts.addAll(elements1);
hosts.addAll(elements2);
final PsiLanguageInjectionHost.InjectedPsiVisitor visitor =
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi, @NotNull List<PsiLanguageInjectionHost.Shred> places) {
synchronized (outInjected) {
outInjected.add(injectedPsi);
}
}
};
if (!JobUtil.invokeConcurrentlyUnderProgress(
new ArrayList<PsiElement>(hosts),
progress,
false,
new Processor<PsiElement>() {
@Override
public boolean process(PsiElement element) {
progress.checkCanceled();
InjectedLanguageUtil.enumerate(element, myFile, false, visitor);
return true;
}
})) throw new ProcessCanceledException();
}
@Nullable
public static String getUnescapedLeafText(PsiElement element, boolean strict) {
String unescaped = element.getCopyableUserData(LeafPatcher.UNESCAPED_TEXT);
if (unescaped != null) {
return unescaped;
}
if (!strict && element.getFirstChild() == null) {
return element.getText();
}
return null;
}
public PomModelEvent runInner() throws IncorrectOperationException {
final ASTNode anchor = expandTag();
if (myChild.getElementType() == XmlElementType.XML_TAG) {
// compute where to insert tag according to DTD or XSD
final XmlElementDescriptor parentDescriptor = getDescriptor();
final XmlTag[] subTags = getSubTags();
final PsiElement declaration =
parentDescriptor != null ? parentDescriptor.getDeclaration() : null;
// filtring out generated dtds
if (declaration != null
&& declaration.getContainingFile() != null
&& declaration.getContainingFile().isPhysical()
&& subTags.length > 0) {
final XmlElementDescriptor[] childElementDescriptors =
parentDescriptor.getElementsDescriptors(XmlTagImpl.this);
int subTagNum = -1;
for (final XmlElementDescriptor childElementDescriptor : childElementDescriptors) {
final String childElementName = childElementDescriptor.getName();
while (subTagNum < subTags.length - 1
&& subTags[subTagNum + 1].getName().equals(childElementName)) {
subTagNum++;
}
if (childElementName.equals(
XmlChildRole.START_TAG_NAME_FINDER.findChild(myChild).getText())) {
// insert child just after anchor
// insert into the position specified by index
if (subTagNum >= 0) {
final ASTNode subTag = (ASTNode) subTags[subTagNum];
if (subTag.getTreeParent() != XmlTagImpl.this) {
// in entity
final XmlEntityRef entityRef =
PsiTreeUtil.getParentOfType(subTags[subTagNum], XmlEntityRef.class);
throw new IncorrectOperationException(
"Can't insert subtag to the entity. Entity reference text: "
+ (entityRef == null ? "" : entityRef.getText()));
}
myNewElement =
XmlTagImpl.super.addInternal(myChild, myChild, subTag, Boolean.FALSE);
} else {
final ASTNode child = XmlChildRole.START_TAG_END_FINDER.findChild(XmlTagImpl.this);
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, child, Boolean.FALSE);
}
return null;
}
}
} else {
final ASTNode child = XmlChildRole.CLOSING_TAG_START_FINDER.findChild(XmlTagImpl.this);
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, child, Boolean.TRUE);
return null;
}
}
myNewElement = XmlTagImpl.super.addInternal(myChild, myChild, anchor, Boolean.TRUE);
return null;
}
@NotNull
private static PsiElement originalElement(@NotNull PsiClass aClass) {
final PsiElement originalElement = aClass.getOriginalElement();
ASTNode node = originalElement.getNode();
if (node != null) {
final PsiCompiledElement compiled = node.getUserData(ClsElementImpl.COMPILED_ELEMENT);
if (compiled != null) {
return compiled;
}
}
return originalElement;
}
public static PsiFile getTopLevelFile(@NotNull PsiElement element) {
PsiFile containingFile = element.getContainingFile();
if (containingFile == null) return null;
Document document =
PsiDocumentManager.getInstance(element.getProject()).getCachedDocument(containingFile);
if (document instanceof DocumentWindow) {
PsiElement host =
InjectedLanguageManager.getInstance(containingFile.getProject())
.getInjectionHost(containingFile);
if (host != null) containingFile = host.getContainingFile();
}
return containingFile;
}
@NotNull
public static GlobalSearchScope getMaximalScope(@NotNull FindUsagesHandler handler) {
PsiElement element = handler.getPsiElement();
Project project = element.getProject();
PsiFile file = element.getContainingFile();
if (file != null
&& ProjectFileIndex.SERVICE
.getInstance(project)
.isInContent(file.getViewProvider().getVirtualFile())) {
return GlobalSearchScope.projectScope(project);
}
return GlobalSearchScope.allScope(project);
}
private static int getSeqNumber(@NotNull PsiClass aClass) {
// sequence number of this class among its parent' child classes named the same
PsiElement parent = aClass.getParent();
if (parent == null) return -1;
int seqNo = 0;
for (PsiElement child : parent.getChildren()) {
if (child == aClass) return seqNo;
if (child instanceof PsiClass
&& Comparing.strEqual(aClass.getName(), ((PsiClass) child).getName())) {
seqNo++;
}
}
return -1;
}
public static PsiMethod findPsiMethod(PsiFile file, int offset) {
PsiElement element = null;
while (offset >= 0) {
element = file.findElementAt(offset);
if (element != null) break;
offset--;
}
for (; element != null; element = element.getParent()) {
if (element instanceof PsiClass) return null;
if (element instanceof PsiMethod) return (PsiMethod) element;
}
return null;
}
@NotNull
public String getNamespaceByPrefix(String prefix) {
final PsiElement parent = getParent();
LOG.assertTrue(parent.isValid());
BidirectionalMap<String, String> map = initNamespaceMaps(parent);
if (map != null) {
final String ns = map.get(prefix);
if (ns != null) return ns;
}
if (parent instanceof XmlTag) return ((XmlTag) parent).getNamespaceByPrefix(prefix);
// The prefix 'xml' is by definition bound to the namespace name
// http://www.w3.org/XML/1998/namespace. It MAY, but need not, be declared
if (XML_NS_PREFIX.equals(prefix)) return XmlUtil.XML_NAMESPACE_URI;
if (prefix.length() > 0 && !hasNamespaceDeclarations() && getNamespacePrefix().equals(prefix)) {
// When there is no namespace declarations then qualified names should be just used in dtds
// this implies that we may have "" namespace prefix ! (see last paragraph in Namespaces in
// Xml, Section 5)
String result =
ourGuard.doPreventingRecursion(
"getNsByPrefix",
true,
new Computable<String>() {
@Override
public String compute() {
final String nsFromEmptyPrefix = getNamespaceByPrefix("");
final XmlNSDescriptor nsDescriptor = getNSDescriptor(nsFromEmptyPrefix, false);
final XmlElementDescriptor descriptor =
nsDescriptor != null
? nsDescriptor.getElementDescriptor(XmlTagImpl.this)
: null;
final String nameFromRealDescriptor =
descriptor != null
&& descriptor.getDeclaration() != null
&& descriptor.getDeclaration().isPhysical()
? descriptor.getName()
: "";
if (nameFromRealDescriptor.equals(getName())) return nsFromEmptyPrefix;
return XmlUtil.EMPTY_URI;
}
});
if (result != null) {
return result;
}
}
return XmlUtil.EMPTY_URI;
}
@Override
public PsiElement handleElementRenameSimple(String newElementName)
throws IncorrectOperationException {
if (!PsiUtil.isValidReferenceName(newElementName)) {
final PsiElement old = getReferenceNameElement();
if (old == null) throw new IncorrectOperationException("ref has no name element");
PsiElement element =
GroovyPsiElementFactory.getInstance(getProject())
.createStringLiteralForReference(newElementName);
old.replace(element);
return this;
}
return super.handleElementRenameSimple(newElementName);
}
@Override
@Nullable
public List<Pair<PsiElement, TextRange>> getInjectedPsiFiles(@NotNull final PsiElement host) {
if (!(host instanceof PsiLanguageInjectionHost)
|| !((PsiLanguageInjectionHost) host).isValidHost()) {
return null;
}
final PsiElement inTree = InjectedLanguageUtil.loadTree(host, host.getContainingFile());
final List<Pair<PsiElement, TextRange>> result = new SmartList<Pair<PsiElement, TextRange>>();
InjectedLanguageUtil.enumerate(
inTree,
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi, @NotNull List<PsiLanguageInjectionHost.Shred> places) {
for (PsiLanguageInjectionHost.Shred place : places) {
if (place.getHost() == inTree) {
result.add(
new Pair<PsiElement, TextRange>(injectedPsi, place.getRangeInsideHost()));
}
}
}
});
return result.isEmpty() ? null : result;
}
public static boolean isInInjectedLanguagePrefixSuffix(@NotNull final PsiElement element) {
PsiFile injectedFile = element.getContainingFile();
if (injectedFile == null) return false;
Project project = injectedFile.getProject();
InjectedLanguageManager languageManager = InjectedLanguageManager.getInstance(project);
if (!languageManager.isInjectedFragment(injectedFile)) return false;
TextRange elementRange = element.getTextRange();
List<TextRange> editables =
languageManager.intersectWithAllEditableFragments(injectedFile, elementRange);
int combinedEdiablesLength = 0;
for (TextRange editable : editables) {
combinedEdiablesLength += editable.getLength();
}
return combinedEdiablesLength != elementRange.getLength();
}
@Override
@Nullable
public String getReferenceName() {
PsiElement nameElement = getReferenceNameElement();
if (nameElement != null) {
IElementType nodeType = nameElement.getNode().getElementType();
if (TokenSets.STRING_LITERAL_SET.contains(nodeType)) {
final Object value = GrLiteralImpl.getLiteralValue(nameElement);
if (value instanceof String) {
return (String) value;
}
}
return nameElement.getText();
}
return null;
}
public static void renameNonCodeUsages(
@NotNull Project project, @NotNull NonCodeUsageInfo[] usages) {
PsiDocumentManager.getInstance(project).commitAllDocuments();
Map<Document, List<UsageOffset>> docsToOffsetsMap = new HashMap<Document, List<UsageOffset>>();
final PsiDocumentManager psiDocumentManager = PsiDocumentManager.getInstance(project);
for (NonCodeUsageInfo usage : usages) {
PsiElement element = usage.getElement();
if (element == null) continue;
element = CodeInsightUtilBase.forcePsiPostprocessAndRestoreElement(element, true);
if (element == null) continue;
final ProperTextRange rangeInElement = usage.getRangeInElement();
if (rangeInElement == null) continue;
final PsiFile containingFile = element.getContainingFile();
final Document document = psiDocumentManager.getDocument(containingFile);
final Segment segment = usage.getSegment();
LOG.assertTrue(segment != null);
int fileOffset = segment.getStartOffset();
List<UsageOffset> list = docsToOffsetsMap.get(document);
if (list == null) {
list = new ArrayList<UsageOffset>();
docsToOffsetsMap.put(document, list);
}
list.add(new UsageOffset(fileOffset, fileOffset + rangeInElement.getLength(), usage.newText));
}
for (Document document : docsToOffsetsMap.keySet()) {
List<UsageOffset> list = docsToOffsetsMap.get(document);
LOG.assertTrue(list != null, document);
UsageOffset[] offsets = list.toArray(new UsageOffset[list.size()]);
Arrays.sort(offsets);
for (int i = offsets.length - 1; i >= 0; i--) {
UsageOffset usageOffset = offsets[i];
document.replaceString(usageOffset.startOffset, usageOffset.endOffset, usageOffset.newText);
}
PsiDocumentManager.getInstance(project).commitDocument(document);
}
PsiDocumentManager.getInstance(project).commitAllDocuments();
}