| /* |
| * Copyright 2000-2014 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.openapi.diagnostic.Logger; |
| import com.intellij.openapi.extensions.Extensions; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.compiled.ClassFileDecompilers; |
| import com.intellij.psi.stubs.BinaryFileStubBuilder; |
| import com.intellij.psi.stubs.PsiFileStub; |
| import com.intellij.psi.stubs.StubElement; |
| import com.intellij.util.cls.ClsFormatException; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.util.indexing.FileContent; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| import static com.intellij.psi.compiled.ClassFileDecompilers.Full; |
| |
| /** |
| * @author max |
| */ |
| public class ClassFileStubBuilder implements BinaryFileStubBuilder { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.compiled.ClassFileStubBuilder"); |
| |
| public static final int STUB_VERSION = 12; |
| |
| @Override |
| public boolean acceptsFile(@NotNull VirtualFile file) { |
| return true; |
| } |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public StubElement buildStubTree(@NotNull FileContent fileContent) { |
| VirtualFile file = fileContent.getFile(); |
| byte[] content = fileContent.getContent(); |
| |
| try { |
| ClassFileDecompilers.Decompiler decompiler = ClassFileDecompilers.find(file); |
| if (decompiler instanceof Full) { |
| return ((Full)decompiler).getStubBuilder().buildFileStub(fileContent); |
| } |
| } |
| catch (ClsFormatException e) { |
| LOG.debug(e); |
| } |
| |
| try { |
| Project project = fileContent.getProject(); |
| for (ClsStubBuilderFactory factory : Extensions.getExtensions(ClsStubBuilderFactory.EP_NAME)) { |
| if (!factory.isInnerClass(file) && factory.canBeProcessed(file, content)) { |
| PsiFileStub stub = factory.buildFileStub(file, content, project); |
| if (stub != null) return stub; |
| } |
| } |
| } |
| catch (ClsFormatException e) { |
| LOG.debug(e); |
| } |
| |
| try { |
| PsiFileStub<?> stub = ClsFileImpl.buildFileStub(file, content); |
| if (stub == null && !fileContent.getFileName().contains("$")) { |
| LOG.info("No stub built for file " + fileContent); |
| } |
| return stub; |
| } |
| catch (ClsFormatException e) { |
| LOG.debug(e); |
| } |
| |
| return null; |
| } |
| |
| private static final Comparator<Object> CLASS_NAME_COMPARATOR = new Comparator<Object>() { |
| @Override |
| public int compare(Object o1, Object o2) { |
| return o1.getClass().getName().compareTo(o2.getClass().getName()); |
| } |
| }; |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public int getStubVersion() { |
| int version = STUB_VERSION; |
| |
| List<ClassFileDecompilers.Decompiler> decompilers = ContainerUtil.newArrayList(ClassFileDecompilers.EP_NAME.getExtensions()); |
| Collections.sort(decompilers, CLASS_NAME_COMPARATOR); |
| for (ClassFileDecompilers.Decompiler decompiler : decompilers) { |
| if (decompiler instanceof Full) { |
| version = version * 31 + ((Full)decompiler).getStubBuilder().getStubVersion() + decompiler.getClass().getName().hashCode(); |
| } |
| } |
| |
| List<ClsStubBuilderFactory> factories = ContainerUtil.newArrayList(Extensions.getExtensions(ClsStubBuilderFactory.EP_NAME)); |
| Collections.sort(factories, CLASS_NAME_COMPARATOR); |
| for (ClsStubBuilderFactory factory : factories) { |
| version = version * 31 + factory.getStubVersion() + factory.getClass().getName().hashCode(); |
| } |
| |
| return version; |
| } |
| } |