/*
* Copyright 2000-2013 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.impl.source.JavaFileElementType;
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.indexing.FileContent;
/**
* @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 = JavaFileElementType.STUB_VERSION + 6;
@Override
public boolean acceptsFile(final VirtualFile file) {
return true;
}
@Override
public StubElement buildStubTree(FileContent fileContent) {
try {
VirtualFile file = fileContent.getFile();
Project project = fileContent.getProject();
byte[] content = fileContent.getContent();
final ClsStubBuilderFactory[] factories = Extensions.getExtensions(ClsStubBuilderFactory.EP_NAME);
for (ClsStubBuilderFactory factory : factories) {
if (!factory.isInnerClass(file) && factory.canBeProcessed(file, content)) {
PsiFileStub stub = factory.buildFileStub(file, content, project);
if (stub != null) return stub;
}
}
if (!fileContent.getFileName().contains("$")) {
LOG.info("No stub built for file " + fileContent);
}
return null;
}
catch (ClsFormatException e) {
return null;
}
}
@Override
public int getStubVersion() {
return STUB_VERSION;
}
}