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 PsiElement setName(@NotNull PsiElement element, @NotNull String name)
throws IncorrectOperationException {
PsiManager manager = element.getManager();
PsiElementFactory factory = JavaPsiFacade.getInstance(manager.getProject()).getElementFactory();
PsiIdentifier newNameIdentifier = factory.createIdentifier(name);
return element.replace(newNameIdentifier);
}
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;
}
@Nullable
public static PsiModifierList findNeighbourModifierList(
@NotNull PsiJavaCodeReferenceElement ref) {
PsiElement parent = PsiTreeUtil.skipParentsOfType(ref, PsiJavaCodeReferenceElement.class);
if (parent instanceof PsiTypeElement) {
PsiElement grandParent = parent.getParent();
if (grandParent instanceof PsiModifierListOwner) {
return ((PsiModifierListOwner) grandParent).getModifierList();
}
}
return null;
}
private static boolean isSafeToShortenReference(
final String referenceText, final PsiElement psiReference, final PsiClass refClass) {
final PsiManager manager = refClass.getManager();
final JavaPsiFacade facade = JavaPsiFacade.getInstance(manager.getProject());
final PsiResolveHelper helper = facade.getResolveHelper();
if (manager.areElementsEquivalent(
refClass, helper.resolveReferencedClass(referenceText, psiReference))) {
PsiElement parent = psiReference.getParent();
if (parent instanceof PsiJavaCodeReferenceElement
&& parent.getParent() instanceof PsiNewExpression) return true;
return helper.resolveReferencedVariable(referenceText, psiReference) == null;
}
return false;
}
@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;
}
@NotNull
public static SearchScope getMemberUseScope(@NotNull PsiMember member) {
PsiFile file = member.getContainingFile();
PsiElement topElement = file == null ? member : file;
Project project = topElement.getProject();
final GlobalSearchScope maximalUseScope =
ResolveScopeManager.getInstance(project).getUseScope(topElement);
if (isInServerPage(file)) return maximalUseScope;
PsiClass aClass = member.getContainingClass();
if (aClass instanceof PsiAnonymousClass
&& !(aClass instanceof PsiEnumConstantInitializer
&& member instanceof PsiMethod
&& member.hasModifierProperty(PsiModifier.PUBLIC)
&& ((PsiMethod) member).findSuperMethods().length > 0)) {
// member from anonymous class can be called from outside the class
PsiElement methodCallExpr =
PsiUtil.isLanguageLevel8OrHigher(aClass)
? PsiTreeUtil.getTopmostParentOfType(aClass, PsiStatement.class)
: PsiTreeUtil.getParentOfType(aClass, PsiMethodCallExpression.class);
return new LocalSearchScope(methodCallExpr != null ? methodCallExpr : aClass);
}
PsiModifierList modifierList = member.getModifierList();
int accessLevel =
modifierList == null ? PsiUtil.ACCESS_LEVEL_PUBLIC : PsiUtil.getAccessLevel(modifierList);
if (accessLevel == PsiUtil.ACCESS_LEVEL_PUBLIC
|| accessLevel == PsiUtil.ACCESS_LEVEL_PROTECTED) {
return maximalUseScope; // class use scope doesn't matter, since another very visible class
// can inherit from aClass
}
if (accessLevel == PsiUtil.ACCESS_LEVEL_PRIVATE) {
PsiClass topClass = PsiUtil.getTopLevelClass(member);
return topClass != null
? new LocalSearchScope(topClass)
: file == null ? maximalUseScope : new LocalSearchScope(file);
}
if (file instanceof PsiJavaFile) {
PsiPackage aPackage =
JavaPsiFacade.getInstance(project).findPackage(((PsiJavaFile) file).getPackageName());
if (aPackage != null) {
SearchScope scope = PackageScope.packageScope(aPackage, false);
return scope.intersectWith(maximalUseScope);
}
}
return maximalUseScope;
}
public static void sendBeforeChildrenChangeEvent(
@NotNull PsiManagerImpl manager, @NotNull PsiElement scope, boolean isGenericChange) {
if (!scope.isPhysical()) {
manager.beforeChange(false);
return;
}
PsiTreeChangeEventImpl event = new PsiTreeChangeEventImpl(manager);
event.setParent(scope);
event.setFile(scope.getContainingFile());
TextRange range = scope.getTextRange();
event.setOffset(range == null ? 0 : range.getStartOffset());
event.setOldLength(scope.getTextLength());
// the "generic" event is being sent on every PSI change. It does not carry any specific info
// except the fact that "something has changed"
event.setGenericChange(isGenericChange);
manager.beforeChildrenChange(event);
}
public XmlAttribute setAttribute(String qname, String value) throws IncorrectOperationException {
final XmlAttribute attribute = getAttribute(qname);
if (attribute != null) {
if (value == null) {
deleteChildInternal(attribute.getNode());
return null;
}
attribute.setValue(value);
return attribute;
} else if (value == null) {
return null;
} else {
PsiElement xmlAttribute =
add(XmlElementFactory.getInstance(getProject()).createXmlAttribute(qname, value));
while (!(xmlAttribute instanceof XmlAttribute)) xmlAttribute = xmlAttribute.getNextSibling();
return (XmlAttribute) xmlAttribute;
}
}
@NotNull
public XmlTagValue getValue() {
XmlTagValue tagValue = myValue;
if (tagValue == null) {
final PsiElement[] elements = getElements();
final List<XmlTagChild> bodyElements = new ArrayList<XmlTagChild>(elements.length);
boolean insideBody = false;
for (final PsiElement element : elements) {
final ASTNode treeElement = element.getNode();
if (insideBody) {
if (treeElement.getElementType() == XmlTokenType.XML_END_TAG_START) break;
if (!(element instanceof XmlTagChild)) continue;
bodyElements.add((XmlTagChild) element);
} else if (treeElement.getElementType() == XmlTokenType.XML_TAG_END) insideBody = true;
}
XmlTagChild[] tagChildren =
ContainerUtil.toArray(bodyElements, new XmlTagChild[bodyElements.size()]);
myValue = tagValue = new XmlTagValueImpl(tagChildren, this);
}
return tagValue;
}
public static PsiType buildTypeFromTypeString(
@NotNull final String typeName,
@NotNull final PsiElement context,
@NotNull final PsiFile psiFile) {
PsiType resultType;
final PsiManager psiManager = psiFile.getManager();
if (typeName.indexOf('<') != -1 || typeName.indexOf('[') != -1 || typeName.indexOf('.') == -1) {
try {
return JavaPsiFacade.getInstance(psiManager.getProject())
.getElementFactory()
.createTypeFromText(typeName, context);
} catch (Exception ignored) {
} // invalid syntax will produce unresolved class type
}
PsiClass aClass =
JavaPsiFacade.getInstance(psiManager.getProject())
.findClass(typeName, context.getResolveScope());
if (aClass == null) {
final LightClassReference ref =
new LightClassReference(
psiManager,
PsiNameHelper.getShortClassName(typeName),
typeName,
PsiSubstitutor.EMPTY,
psiFile);
resultType = new PsiClassReferenceType(ref, null);
} else {
PsiElementFactory factory =
JavaPsiFacade.getInstance(psiManager.getProject()).getElementFactory();
PsiSubstitutor substitutor = factory.createRawSubstitutor(aClass);
resultType = factory.createType(aClass, substitutor);
}
return resultType;
}
public TreeElement process(TreeElement element, boolean addImports, boolean uncompleteCode) {
IElementType elementType = element.getElementType();
if (elementType == JavaElementType.JAVA_CODE_REFERENCE
|| elementType == JavaElementType.REFERENCE_EXPRESSION) {
final IElementType parentElementType = element.getTreeParent().getElementType();
if (elementType == JavaElementType.JAVA_CODE_REFERENCE
|| parentElementType == JavaElementType.REFERENCE_EXPRESSION
|| parentElementType == JavaElementType.METHOD_REF_EXPRESSION
|| uncompleteCode) {
final PsiJavaCodeReferenceElement ref =
(PsiJavaCodeReferenceElement) SourceTreeToPsiMap.treeElementToPsi(element);
final PsiReferenceParameterList parameterList = ref.getParameterList();
if (parameterList != null) {
final PsiTypeElement[] typeParameters = parameterList.getTypeParameterElements();
for (PsiTypeElement typeParameter : typeParameters) {
process(
(TreeElement) SourceTreeToPsiMap.psiElementToTree(typeParameter),
addImports,
uncompleteCode);
}
}
boolean rightKind = true;
if (elementType == JavaElementType.JAVA_CODE_REFERENCE) {
int kind = ((PsiJavaCodeReferenceElementImpl) element).getKind();
rightKind =
kind == PsiJavaCodeReferenceElementImpl.CLASS_NAME_KIND
|| kind == PsiJavaCodeReferenceElementImpl.CLASS_OR_PACKAGE_NAME_KIND;
}
if (rightKind) {
boolean isInsideDocComment =
TreeUtil.findParent(element, JavaDocElementType.DOC_COMMENT) != null;
boolean isShort = !((SourceJavaCodeReference) element).isQualified();
if (!makeFQ(isInsideDocComment)) {
if (isShort) return element; // short name already, no need to change
}
PsiElement refElement;
if (!uncompleteCode) {
refElement = ref.resolve();
} else {
PsiResolveHelper helper =
JavaPsiFacade.getInstance(element.getManager().getProject()).getResolveHelper();
refElement =
helper.resolveReferencedClass(
((SourceJavaCodeReference) element).getClassNameText(),
SourceTreeToPsiMap.treeElementToPsi(element));
}
if (refElement instanceof PsiClass) {
if (makeFQ(isInsideDocComment)) {
String qName = ((PsiClass) refElement).getQualifiedName();
if (qName == null) return element;
PsiImportHolder file =
(PsiImportHolder)
SourceTreeToPsiMap.treeElementToPsi(element).getContainingFile();
if (file instanceof PsiJavaFile
&& ImportHelper.isImplicitlyImported(qName, (PsiJavaFile) file)) {
if (isShort) return element;
return (TreeElement)
makeShortReference(
(CompositeElement) element, (PsiClass) refElement, addImports);
}
if (file instanceof PsiJavaFile) {
String thisPackageName = ((PsiJavaFile) file).getPackageName();
if (ImportHelper.hasPackage(qName, thisPackageName)) {
if (!isShort) {
return (TreeElement)
makeShortReference(
(CompositeElement) element, (PsiClass) refElement, addImports);
}
}
}
return (TreeElement) replaceReferenceWithFQ(element, (PsiClass) refElement);
} else {
int oldLength = element.getTextLength();
TreeElement treeElement =
(TreeElement)
makeShortReference(
(CompositeElement) element, (PsiClass) refElement, addImports);
if (treeElement.getTextLength() == oldLength
&& ((PsiClass) refElement).getContainingClass() != null) {
PsiElement qualifier = ref.getQualifier();
if (qualifier instanceof PsiJavaCodeReferenceElement
&& ((PsiJavaCodeReferenceElement) qualifier).resolve() instanceof PsiClass) {
process((TreeElement) qualifier.getNode(), addImports, uncompleteCode);
}
}
return treeElement;
}
}
}
}
}
for (TreeElement child = element.getFirstChildNode();
child != null;
child = child.getTreeNext()) {
child = process(child, addImports, uncompleteCode);
}
return element;
}
@Override
public ASTNode process(
@NotNull ASTNode element,
boolean addImports,
boolean incompleteCode,
boolean useFqInJavadoc,
boolean useFqInCode) {
IElementType elementType = element.getElementType();
if ((elementType == JavaElementType.JAVA_CODE_REFERENCE
|| elementType == JavaElementType.REFERENCE_EXPRESSION)
&& !isAnnotated(element)) {
IElementType parentType = element.getTreeParent().getElementType();
if (elementType == JavaElementType.JAVA_CODE_REFERENCE
|| incompleteCode
|| parentType == JavaElementType.REFERENCE_EXPRESSION
|| parentType == JavaElementType.METHOD_REF_EXPRESSION) {
PsiJavaCodeReferenceElement ref = (PsiJavaCodeReferenceElement) element.getPsi();
PsiReferenceParameterList parameterList = ref.getParameterList();
if (parameterList != null) {
PsiTypeElement[] typeParameters = parameterList.getTypeParameterElements();
for (PsiTypeElement typeParameter : typeParameters) {
process(
typeParameter.getNode(), addImports, incompleteCode, useFqInJavadoc, useFqInCode);
}
}
boolean rightKind = true;
if (elementType == JavaElementType.JAVA_CODE_REFERENCE) {
PsiJavaCodeReferenceElementImpl impl = (PsiJavaCodeReferenceElementImpl) element;
int kind = impl.getKind(impl.getContainingFile());
rightKind =
kind == PsiJavaCodeReferenceElementImpl.CLASS_NAME_KIND
|| kind == PsiJavaCodeReferenceElementImpl.CLASS_OR_PACKAGE_NAME_KIND;
}
if (rightKind) {
// annotations may jump out of reference (see PsiJavaCodeReferenceImpl#setAnnotations())
// so they should be processed first
List<PsiAnnotation> annotations =
PsiTreeUtil.getChildrenOfTypeAsList(ref, PsiAnnotation.class);
for (PsiAnnotation annotation : annotations) {
process(annotation.getNode(), addImports, incompleteCode, useFqInJavadoc, useFqInCode);
}
boolean isInsideDocComment =
TreeUtil.findParent(element, JavaDocElementType.DOC_COMMENT) != null;
boolean isShort = !ref.isQualified();
if (isInsideDocComment ? !useFqInJavadoc : !useFqInCode) {
if (isShort) return element; // short name already, no need to change
}
PsiElement refElement;
if (!incompleteCode) {
refElement = ref.resolve();
} else {
PsiResolveHelper helper =
JavaPsiFacade.getInstance(ref.getManager().getProject()).getResolveHelper();
final SourceJavaCodeReference reference = (SourceJavaCodeReference) element;
refElement = helper.resolveReferencedClass(reference.getClassNameText(), ref);
}
if (refElement instanceof PsiClass) {
PsiClass psiClass = (PsiClass) refElement;
if (isInsideDocComment ? useFqInJavadoc : useFqInCode) {
String qName = psiClass.getQualifiedName();
if (qName == null) return element;
PsiFile file = ref.getContainingFile();
if (file instanceof PsiJavaFile) {
if (ImportHelper.isImplicitlyImported(qName, (PsiJavaFile) file)) {
if (isShort) return element;
return makeShortReference((CompositeElement) element, psiClass, addImports);
}
String thisPackageName = ((PsiJavaFile) file).getPackageName();
if (ImportHelper.hasPackage(qName, thisPackageName)) {
if (!isShort) {
return makeShortReference((CompositeElement) element, psiClass, addImports);
}
}
}
return replaceReferenceWithFQ(element, psiClass);
} else {
int oldLength = element.getTextLength();
ASTNode treeElement =
makeShortReference((CompositeElement) element, psiClass, addImports);
if (treeElement.getTextLength() == oldLength
&& psiClass.getContainingClass() != null) {
PsiElement qualifier = ref.getQualifier();
if (qualifier instanceof PsiJavaCodeReferenceElement
&& ((PsiJavaCodeReferenceElement) qualifier).resolve() instanceof PsiClass) {
process(
qualifier.getNode(), addImports, incompleteCode, useFqInJavadoc, useFqInCode);
}
}
return treeElement;
}
}
}
}
}
for (ASTNode child = element.getFirstChildNode(); child != null; child = child.getTreeNext()) {
//noinspection AssignmentToForLoopParameter
child = process(child, addImports, incompleteCode, useFqInJavadoc, useFqInCode);
}
return element;
}