/*******************************************************************************
* Copyright (c) 2000, 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.aspectj.org.eclipse.jdt.internal.core.search.indexing;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.aspectj.org.eclipse.jdt.core.JavaCore;
import org.aspectj.org.eclipse.jdt.core.search.SearchDocument;
import org.aspectj.org.eclipse.jdt.internal.compiler.SourceElementParser;
import org.aspectj.org.eclipse.jdt.internal.compiler.util.SuffixConstants;
import org.aspectj.org.eclipse.jdt.internal.core.JavaModelManager;
import org.aspectj.org.eclipse.jdt.internal.core.jdom.CompilationUnit;
import org.aspectj.org.eclipse.jdt.internal.core.search.processing.JobManager;
/**
* A SourceIndexer indexes java files using a java parser. The following items are indexed:
* Declarations of:
* - Classes<br>
* - Interfaces; <br>
* - Methods;<br>
* - Fields;<br>
* References to:
* - Methods (with number of arguments); <br>
* - Fields;<br>
* - Types;<br>
* - Constructors.
*/
public class SourceIndexer extends AbstractIndexer implements SuffixConstants {
public SourceIndexer(SearchDocument document) {
super(document);
}
public void indexDocument() {
// Create a new Parser
SourceIndexerRequestor requestor = new SourceIndexerRequestor(this);
String documentPath = this.document.getPath();
SourceElementParser parser = ((InternalSearchDocument) this.document).parser;
if (parser == null) {
IPath path = new Path(documentPath);
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(path.segment(0));
parser = JavaModelManager.getJavaModelManager().indexManager.getSourceElementParser(JavaCore.create(project), requestor);
} else {
parser.requestor = requestor;
}
// Launch the parser
char[] source = null;
char[] name = null;
try {
source = document.getCharContents();
name = documentPath.toCharArray();
} catch(Exception e){
// ignore
}
if (source == null || name == null) return; // could not retrieve document info (e.g. resource was discarded)
CompilationUnit compilationUnit = new CompilationUnit(source, name);
try {
parser.parseCompilationUnit(compilationUnit, true/*full parse*/);
} catch (Exception e) {
if (JobManager.VERBOSE) {
e.printStackTrace();
}
}
}
}