| /* |
| * Copyright 2007 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.plugins.relaxNG.compact.psi.impl; |
| |
| import com.intellij.extapi.psi.ASTWrapperPsiElement; |
| import com.intellij.lang.ASTNode; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiElementVisitor; |
| import com.intellij.psi.ResolveState; |
| import com.intellij.psi.scope.PsiScopeProcessor; |
| import com.intellij.psi.tree.TokenSet; |
| import com.intellij.util.IncorrectOperationException; |
| import org.intellij.plugins.relaxNG.compact.RncElementTypes; |
| import org.intellij.plugins.relaxNG.compact.psi.RncElement; |
| import org.intellij.plugins.relaxNG.compact.psi.RncElementVisitor; |
| import org.intellij.plugins.relaxNG.model.CommonElement; |
| import org.jetbrains.annotations.NotNull; |
| |
| public abstract class RncElementImpl extends ASTWrapperPsiElement implements RncElement, CommonElement<RncElement> { |
| private static final TokenSet GRAMMAR_CONTENT = TokenSet.create( |
| RncElementTypes.START, |
| RncElementTypes.DEFINE, RncElementTypes.DIV, |
| RncElementTypes.GRAMMAR_PATTERN, RncElementTypes.PATTERN, |
| RncElementTypes.INCLUDE |
| ); |
| |
| public RncElementImpl(ASTNode node) { |
| super(node); |
| } |
| |
| public String toString() { |
| return getNode().getElementType().toString(); |
| } |
| |
| @Override |
| public void delete() throws IncorrectOperationException { |
| getNode().getTreeParent().removeChild(getNode()); |
| } |
| |
| @Override |
| public PsiElement add(@NotNull PsiElement psiElement) throws IncorrectOperationException { |
| final ASTNode astNode = psiElement.getNode(); |
| assert astNode != null; |
| |
| getNode().addChild(astNode); |
| final PsiElement r = getNode().getLastChildNode().getPsi(); |
| |
| assert r.getClass() == psiElement.getClass(); |
| return r; |
| } |
| |
| @Override |
| public PsiElement addBefore(@NotNull PsiElement psiElement, PsiElement anchor) throws IncorrectOperationException { |
| final ASTNode child = psiElement.getNode(); |
| assert child != null; |
| |
| final ASTNode anchorNode = anchor.getNode(); |
| assert anchorNode != null; |
| |
| getNode().addChild(child, anchorNode); |
| final PsiElement r = anchorNode.getTreePrev().getPsi(); |
| |
| assert r.getClass() == psiElement.getClass(); |
| return r; |
| } |
| |
| @Override |
| public PsiElement addAfter(@NotNull PsiElement element, PsiElement anchor) throws IncorrectOperationException { |
| final ASTNode astNode = anchor.getNode(); |
| assert astNode != null; |
| |
| final ASTNode node = astNode.getTreeNext(); |
| if (node == null) { |
| return add(element); |
| } else { |
| return addBefore(element, node.getPsi()); |
| } |
| } |
| |
| @Override |
| public final void accept(@NotNull PsiElementVisitor visitor) { |
| if (visitor instanceof RncElementVisitor) { |
| accept((RncElementVisitor)visitor); |
| } else { |
| visitor.visitElement(this); |
| } |
| } |
| |
| @Override |
| public boolean processDeclarations(@NotNull PsiScopeProcessor processor, @NotNull ResolveState substitutor, PsiElement lastParent, @NotNull PsiElement place) { |
| final ASTNode astNode = getNode(); |
| |
| final ASTNode[] children = astNode.getChildren(GRAMMAR_CONTENT); |
| processor.handleEvent(PsiScopeProcessor.Event.SET_DECLARATION_HOLDER, this); |
| for (ASTNode element : children) { |
| if (!processor.execute(element.getPsi(), substitutor)) { |
| return false; |
| } |
| } |
| processor.handleEvent(PsiScopeProcessor.Event.SET_DECLARATION_HOLDER, null); |
| return true; |
| } |
| |
| public abstract void accept(@NotNull RncElementVisitor visitor); |
| |
| @Override |
| public void accept(Visitor visitor) { |
| visitor.visitElement(this); |
| } |
| |
| @Override |
| public void acceptChildren(Visitor visitor) { |
| final PsiElement[] elements = getChildren(); |
| //noinspection ForLoopReplaceableByForEach |
| for (int i = 0; i < elements.length; i++) { |
| PsiElement element = elements[i]; |
| if (element instanceof CommonElement) { |
| ((CommonElement)element).accept(visitor); |
| } |
| } |
| } |
| |
| @Override |
| public RncElement getPsiElement() { |
| return this; |
| } |
| } |