| /* |
| * 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.psi.stubs; |
| |
| import com.intellij.lang.Language; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.tree.IStubFileElementType; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| public class PsiFileStubImpl<T extends PsiFile> extends StubBase<T> implements PsiFileStub<T> { |
| public static final IStubFileElementType TYPE = new IStubFileElementType(Language.ANY); |
| private volatile T myFile; |
| private volatile String myInvalidationReason; |
| |
| public PsiFileStubImpl(final T file) { |
| super(null, null); |
| myFile = file; |
| } |
| |
| @Override |
| public T getPsi() { |
| return myFile; |
| } |
| |
| @Override |
| public void setPsi(@NotNull final T psi) { |
| myFile = psi; |
| } |
| |
| public void clearPsi(@NotNull String reason) { |
| myInvalidationReason = reason; |
| myFile = null; |
| } |
| |
| @Nullable |
| public String getInvalidationReason() { |
| return myInvalidationReason; |
| } |
| |
| @Override |
| public IStubElementType getStubType() { |
| return null; |
| } |
| |
| @Override |
| public IStubFileElementType getType() { |
| return TYPE; |
| } |
| } |