/*******************************************************************************
* Copyright (c) 2009, 2010 Alena Laskavaia
* 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:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.core.cxx.model;
import org.eclipse.cdt.codan.core.CodanCorePlugin;
import org.eclipse.cdt.codan.core.model.AbstractCheckerWithProblemPreferences;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
/**
* Implementation of IChecker that works with C-Index of a file (but not AST)
*
* Clients may extend this class.
*/
public abstract class AbstractCIndexChecker extends AbstractCheckerWithProblemPreferences implements ICIndexChecker {
private IFile file;
protected IIndex index;
protected IFile getFile() {
return file;
}
void processFile(IFile file) throws CoreException, InterruptedException {
// create translation unit and access index
ICElement model = CoreModel.getDefault().create(file);
if (!(model instanceof ITranslationUnit))
return; // not a C/C++ file
ITranslationUnit tu = (ITranslationUnit) model;
index = CCorePlugin.getIndexManager().getIndex(tu.getCProject());
// lock the index for read access
index.acquireReadLock();
try {
// traverse the translation unit using the visitor pattern.
this.file = file;
processUnit(tu);
} finally {
this.file = null;
index.releaseReadLock();
}
}
public synchronized boolean processResource(IResource resource) {
if (resource instanceof IFile) {
IFile file = (IFile) resource;
try {
processFile(file);
} catch (CoreException e) {
CodanCorePlugin.log(e);
} catch (InterruptedException e) {
// ignore
}
return false;
}
return true;
}
@Override
public boolean runInEditor() {
return false;
}
}