/*******************************************************************************
* Copyright (c) 2005, 2008 QnX Software Systems 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:
* Qnx Software Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.model;
import java.util.ArrayList;
import org.eclipse.cdt.core.model.CModelException;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ICElementDelta;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.IOpenable;
import org.eclipse.cdt.core.model.IPathEntryContainer;
import org.eclipse.cdt.core.model.IPathEntryContainerExtension;
import org.eclipse.cdt.core.model.PathEntryContainerChanged;
public class PathEntryContainerUpdatesOperation extends CModelOperation {
IPathEntryContainerExtension container;
PathEntryContainerChanged[] events;
public PathEntryContainerUpdatesOperation(IPathEntryContainerExtension container, PathEntryContainerChanged[] events) {
super(CModelManager.getDefault().getCModel());
this.container = container;
this.events = events;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.internal.core.model.CModelOperation#isReadOnly()
*/
@Override
public boolean isReadOnly() {
return true;
}
@Override
protected void executeOperation() throws CModelException {
PathEntryManager pathEntryManager = PathEntryManager.getDefault();
ArrayList<CElementDelta> list = new ArrayList<CElementDelta>(events.length);
for (int i = 0; i < events.length; ++i) {
PathEntryContainerChanged event = events[i];
ICElement celement = CoreModel.getDefault().create(event.getPath());
if (celement != null) {
// Sanity check the container __must__ be set on the project.
boolean foundContainer = false;
IPathEntryContainer[] containers = pathEntryManager.getPathEntryContainers(celement.getCProject());
for (int k = 0 ; k < containers.length; ++k) {
if (containers[k].getPath().equals(container.getPath())) {
foundContainer = true;
break;
}
}
if (!foundContainer) {
continue;
}
// remove the element info caching.
if (celement instanceof IOpenable) {
try {
((IOpenable)celement).close();
// Make sure we clear the cache on the project too
if (!(celement instanceof ICProject)) {
celement.getCProject().close();
}
} catch (CModelException e) {
// ignore.
}
}
int flag =0;
if (event.isIncludeChange()) {
flag |= ICElementDelta.F_CHANGED_PATHENTRY_INCLUDE;
}
if (event.isMacroChange()) {
flag |= ICElementDelta.F_CHANGED_PATHENTRY_MACRO;
}
CElementDelta delta = new CElementDelta(celement.getCModel());
delta.changed(celement, flag);
list.add(delta);
}
}
if (list.size() > 0) {
final ICElementDelta[] deltas = new ICElementDelta[list.size()];
list.toArray(deltas);
for (int i = 0; i < deltas.length; i++) {
addDelta(deltas[i]);
}
}
}
}