| /* |
| * Copyright 2005 Sascha Weinreuter |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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 org.intellij.lang.xpath.psi.impl; |
| |
| import com.intellij.extapi.psi.ASTWrapperPsiElement; |
| import com.intellij.lang.ASTNode; |
| import com.intellij.lang.injection.InjectedLanguageManager; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiElementVisitor; |
| import com.intellij.psi.impl.PsiTreeDebugBuilder; |
| import com.intellij.psi.impl.source.tree.injected.InjectedLanguageUtil; |
| import com.intellij.util.IncorrectOperationException; |
| import org.intellij.lang.xpath.XPath2ElementTypes; |
| import org.intellij.lang.xpath.XPathElementTypes; |
| import org.intellij.lang.xpath.XPathFile; |
| import org.intellij.lang.xpath.XPathTokenTypes; |
| import org.intellij.lang.xpath.context.ContextProvider; |
| import org.intellij.lang.xpath.context.XPathVersion; |
| import org.intellij.lang.xpath.psi.XPathElement; |
| import org.intellij.lang.xpath.psi.XPathElementVisitor; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class XPathElementImpl extends ASTWrapperPsiElement implements XPathElement { |
| |
| public XPathElementImpl(ASTNode node) { |
| super(node); |
| } |
| |
| public String toString() { |
| final String name = getClass().getName(); |
| return name.substring(name.lastIndexOf('.') + 1) + ": " + getText(); |
| } |
| |
| public PsiElement addBefore(@NotNull PsiElement psiElement, final PsiElement anchor) throws IncorrectOperationException { |
| final ASTNode node = getNode(); |
| final ASTNode child = psiElement.getNode(); |
| assert child != null; |
| node.addChild(child, anchor.getNode()); |
| return node.getPsi(); |
| } |
| |
| public PsiElement addAfter(@NotNull PsiElement psiElement, final PsiElement anchor) throws IncorrectOperationException { |
| final ASTNode astNode = anchor.getNode(); |
| assert astNode != null; |
| final ASTNode next = astNode.getTreeNext(); |
| |
| final ASTNode node = getNode(); |
| final ASTNode newNode = psiElement.getNode(); |
| assert newNode != null; |
| if (next != null) { |
| node.addChild(newNode, next); |
| } else { |
| node.addChild(newNode); |
| } |
| return node.getPsi(); |
| } |
| |
| public PsiElement add(@NotNull PsiElement psiElement) throws IncorrectOperationException { |
| final ASTNode child = psiElement.getNode(); |
| assert child != null; |
| getNode().addChild(child); |
| return getNode().getPsi(); |
| } |
| |
| public void delete() throws IncorrectOperationException { |
| final ASTNode node = getNode(); |
| |
| final ASTNode parent = node.getTreeParent(); |
| final ASTNode next = node.getTreeNext(); |
| parent.removeChild(node); |
| |
| if (XPath2ElementTypes.EXPRESSIONS.contains(node.getElementType())) { |
| if (parent.getElementType() == XPathElementTypes.FUNCTION_CALL) { |
| if (next != null && next.getElementType() == XPathTokenTypes.COMMA) { |
| parent.removeChild(next); |
| } |
| } |
| } |
| } |
| |
| public PsiElement replace(@NotNull PsiElement psiElement) throws IncorrectOperationException { |
| final ASTNode newNode = psiElement.getNode(); |
| final ASTNode myNode = getNode(); |
| |
| assert newNode != null; |
| myNode.getTreeParent().replaceChild(myNode, newNode); |
| |
| return newNode.getPsi(); |
| } |
| |
| @NotNull |
| @SuppressWarnings({ "ConstantConditions", "EmptyMethod" }) |
| public final ASTNode getNode() { |
| return super.getNode(); |
| } |
| |
| @Override |
| public XPathFile getContainingFile() { |
| return (XPathFile)super.getContainingFile(); |
| } |
| |
| @Override |
| public ContextProvider getXPathContext() { |
| return ContextProvider.getContextProvider(super.getContainingFile()); |
| } |
| |
| @Override |
| public XPathVersion getXPathVersion() { |
| return getContainingFile().getXPathVersion(); |
| } |
| |
| protected String unexpectedPsiAssertion() { |
| final PsiTreeDebugBuilder builder = new PsiTreeDebugBuilder(); |
| return "Unexpected PSI structure: " + builder.psiToString(this) + "--\ninside: " + builder.psiToString(getContainingFile()); |
| } |
| |
| @Override |
| public final void accept(@NotNull PsiElementVisitor visitor) { |
| if (visitor instanceof XPathElementVisitor) { |
| accept((XPathElementVisitor)visitor); |
| } else { |
| super.accept(visitor); |
| } |
| } |
| |
| public void accept(XPathElementVisitor visitor) { |
| visitor.visitXPathElement(this); |
| } |
| |
| public final String getUnescapedText() { |
| if (InjectedLanguageUtil.isInInjectedLanguagePrefixSuffix(this)) { |
| // do not attempt to decode text if PsiElement is part of prefix/suffix |
| return getText(); |
| } |
| return InjectedLanguageManager.getInstance(getProject()).getUnescapedText(this); |
| } |
| } |