/*******************************************************************************
* Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Exadel, Inc. and Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.common.model.plugin;
import java.util.ArrayList;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.CoreException;
import org.jboss.tools.common.model.*;
import org.jboss.tools.common.model.filesystems.FileSystemsHelper;
public class XModelSaveParticipant implements ISaveParticipant {
ArrayList<XModel> models = new ArrayList<XModel>();
ArrayList<XModel> toSave = new ArrayList<XModel>();
public void addModel(XModel model) {
if(!models.contains(model)) models.add(model);
}
public void removeModel(XModel model) {
int i = models.indexOf(model);
if(i >= 0) models.remove(i);
}
public void prepareToSave(ISaveContext context) throws CoreException {
}
private void check() {
toSave.clear();
XModelObject[] modified = getModified();
if(modified.length == 0) return;
for (int i = 0; i < modified.length; i++) toSave.add(modified[i].getModel());
}
public void saving(ISaveContext context) throws CoreException {
check();
XModel[] ms = (XModel[])toSave.toArray(new XModel[0]);
for (int i = 0; i < ms.length; i++) ms[i].save();
}
public void rollback(ISaveContext context) {}
public void doneSaving(ISaveContext context) {
toSave.clear();
}
private XModelObject[] getModified() {
XModel[] ms = models.toArray(new XModel[0]);
ArrayList<XModelObject> l = new ArrayList<XModelObject>();
for (int i = 0; i < ms.length; i++) {
IProject p = (IProject)ms[i].getProperties().get(XModelObjectConstants.PROJECT);
if(p == null || !p.isOpen()) continue;
if(ms[i].getRoot().isModified()) {
XModelObject fs = FileSystemsHelper.getFileSystems(ms[i]);
if(fs != null) l.add(fs);
}
}
return l.toArray(new XModelObject[0]);
}
}