| /* |
| * Copyright 2000-2011 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.source.tree.java; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.psi.*; |
| import com.intellij.psi.impl.PsiImplUtil; |
| import com.intellij.psi.impl.source.tree.CompositePsiElement; |
| import com.intellij.psi.impl.source.tree.JavaElementType; |
| import com.intellij.psi.scope.PsiScopeProcessor; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| |
| public class PsiResourceListImpl extends CompositePsiElement implements PsiResourceList { |
| public PsiResourceListImpl() { |
| super(JavaElementType.RESOURCE_LIST); |
| } |
| |
| @Override |
| public int getResourceVariablesCount() { |
| int count = 0; |
| for (PsiElement child = getFirstChild(); child != null; child = child.getNextSibling()) { |
| if (child instanceof PsiResourceVariable) ++count; |
| } |
| return count; |
| } |
| |
| @NotNull |
| @Override |
| public List<PsiResourceVariable> getResourceVariables() { |
| return PsiTreeUtil.getChildrenOfTypeAsList(this, PsiResourceVariable.class); |
| } |
| |
| @Override |
| public void accept(@NotNull final PsiElementVisitor visitor) { |
| if (visitor instanceof JavaElementVisitor) { |
| ((JavaElementVisitor)visitor).visitResourceList(this); |
| } |
| else { |
| visitor.visitElement(this); |
| } |
| } |
| |
| @Override |
| public boolean processDeclarations(@NotNull final PsiScopeProcessor processor, |
| @NotNull final ResolveState state, |
| final PsiElement lastParent, |
| @NotNull final PsiElement place) { |
| return PsiImplUtil.processDeclarationsInResourceList(this, processor, state, lastParent); |
| } |
| |
| @Override |
| public void deleteChildInternal(@NotNull final ASTNode child) { |
| if (child.getPsi() instanceof PsiResourceVariable && getResourceVariablesCount() == 1) { |
| getTreeParent().deleteChildInternal(this); |
| return; |
| } |
| |
| super.deleteChildInternal(child); |
| } |
| |
| @Override |
| public String toString() { |
| return "PsiResourceList:" + getText(); |
| } |
| } |