| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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 com.intellij.psi.impl.compiled; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.stubs.IStubElementType; |
| import com.intellij.psi.stubs.PsiFileStub; |
| import com.intellij.psi.stubs.StubElement; |
| import com.intellij.util.ArrayUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| public abstract class ClsRepositoryPsiElement<T extends StubElement> extends ClsElementImpl implements StubBasedPsiElement<T> { |
| private final T myStub; |
| |
| protected ClsRepositoryPsiElement(final T stub) { |
| myStub = stub; |
| } |
| |
| @Override |
| public IStubElementType getElementType() { |
| return myStub.getStubType(); |
| } |
| |
| @Override |
| public PsiElement getParent() { |
| return myStub.getParentStub().getPsi(); |
| } |
| |
| @Override |
| public PsiManager getManager() { |
| final PsiFile file = getContainingFile(); |
| if (file == null) throw new PsiInvalidElementAccessException(this); |
| return file.getManager(); |
| } |
| |
| @Override |
| public PsiFile getContainingFile() { |
| StubElement p = myStub; |
| while (!(p instanceof PsiFileStub)) { |
| p = p.getParentStub(); |
| } |
| return (PsiFile)p.getPsi(); |
| } |
| |
| @Override |
| public T getStub() { |
| return myStub; |
| } |
| |
| @Override |
| public boolean isPhysical() { |
| return getContainingFile().isPhysical(); |
| } |
| |
| @Override |
| @NotNull |
| public PsiElement[] getChildren() { |
| final List stubs = getStub().getChildrenStubs(); |
| PsiElement[] children = new PsiElement[stubs.size()]; |
| for (int i = 0; i < stubs.size(); i++) { |
| children[i] = ((StubElement)stubs.get(i)).getPsi(); |
| } |
| return children; |
| } |
| |
| @Override |
| public PsiElement getFirstChild() { |
| final List<StubElement> children = getStub().getChildrenStubs(); |
| if (children.isEmpty()) return null; |
| return children.get(0).getPsi(); |
| } |
| |
| @Override |
| public PsiElement getLastChild() { |
| final List<StubElement> children = getStub().getChildrenStubs(); |
| if (children.isEmpty()) return null; |
| return children.get(children.size() - 1).getPsi(); |
| } |
| |
| @Override |
| public PsiElement getNextSibling() { |
| final PsiElement[] psiElements = getParent().getChildren(); |
| final int i = ArrayUtil.indexOf(psiElements, this); |
| if (i < 0 || i >= psiElements.length - 1) { |
| return null; |
| } |
| return psiElements[i + 1]; |
| } |
| |
| |
| @Override |
| public PsiElement getPrevSibling() { |
| final PsiElement[] psiElements = getParent().getChildren(); |
| final int i = ArrayUtil.indexOf(psiElements, this); |
| if (i < 1) { |
| return null; |
| } |
| return psiElements[i - 1]; |
| } |
| } |