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/**********************************************************************
* Copyright (c) 2006, 2011 QNX Software Systems and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* QNX Software Systems - Initial API and implementation
* Anton Leherbauer (Wind River Systems)
* Markus Schorn (Wind River Systems)
**********************************************************************/
package org.eclipse.cdt.managedbuilder.pdomdepgen;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.index.IIndexFile;
import org.eclipse.cdt.core.index.IIndexInclude;
import org.eclipse.cdt.core.index.IIndexManager;
import org.eclipse.cdt.core.index.IndexLocationFactory;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.managedbuilder.core.IBuildObject;
import org.eclipse.cdt.managedbuilder.core.ITool;
import org.eclipse.cdt.managedbuilder.makegen.IManagedDependencyCalculator;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
/**
* @author Doug Schaefer
*
* @noextend This class is not intended to be subclassed by clients.
* @noinstantiate This class is not intended to be instantiated by clients.
*/
public class PDOMDependencyCalculator implements IManagedDependencyCalculator {
private final IPath source;
private final IResource resource;
private final IBuildObject buildContext;
private final ITool tool;
private final IPath topBuildDirectory;
private IPath[] dependencies;
public PDOMDependencyCalculator(IPath source, IResource resource, IBuildObject buildContext, ITool tool,
IPath topBuildDirectory) {
this.source = source;
this.resource = resource;
this.buildContext = buildContext;
this.tool = tool;
this.topBuildDirectory = topBuildDirectory;
}
@Override
public IPath[] getAdditionalTargets() {
return null;
}
@Override
public IPath[] getDependencies() {
if (dependencies == null) {
if (resource != null) {
ICProject project = CoreModel.getDefault().create(resource.getProject());
try {
IIndex index = CCorePlugin.getIndexManager().getIndex(project, IIndexManager.ADD_DEPENDENCIES);
index.acquireReadLock();
try {
IIndexFile[] files = index.getFiles(IndexLocationFactory.getWorkspaceIFL((IFile) resource));
if (files.length > 0) {
IIndexInclude[] includes = index.findIncludes(files[0], IIndex.DEPTH_INFINITE);
List<IPath> list = new ArrayList<IPath>();
for (IIndexInclude inc : includes) {
if (inc.isResolved()) {
list.add(IndexLocationFactory.getAbsolutePath(inc.getIncludesLocation()));
}
}
dependencies = list.toArray(new IPath[list.size()]);
} else
dependencies = new IPath[0];
} finally {
index.releaseReadLock();
}
} catch (CoreException e) {
// Activator.getDefault().getLog().log(e.getStatus());
dependencies = new IPath[0];
} catch (InterruptedException e) {
dependencies = new IPath[0];
}
} else
dependencies = new IPath[0];
}
return dependencies;
}
@Override
public IBuildObject getBuildContext() {
return buildContext;
}
@Override
public IPath getSource() {
return source;
}
@Override
public ITool getTool() {
return tool;
}
@Override
public IPath getTopBuildDirectory() {
return topBuildDirectory;
}
}
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