/*******************************************************************************
* 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.loaders.impl;
import java.io.*;
import org.w3c.dom.*;
import org.jboss.tools.common.model.*;
import org.jboss.tools.common.model.loaders.*;
import org.jboss.tools.common.model.plugin.ModelPlugin;
import org.jboss.tools.common.model.util.*;
public class DefaultEntityLoader implements XObjectLoader {
protected static XModelObjectLoaderUtil util = new XModelObjectLoaderUtil();
public DefaultEntityLoader() {}
public void load(XModelObject object) {
String body = XModelObjectLoaderUtil.getTempBody(object);
Element e = XMLUtil.getElement(new StringReader(body));
if(e != null) util().load(e, object);
}
public boolean update(XModelObject object) throws XModelException {
XModelObject c = object.copy(0);
XModelObjectLoaderUtil.setTempBody(c, XModelObjectLoaderUtil.getTempBody(object));
load(c);
XModelObject p = object.getParent();
p.removeChild(object);
p.addChild(c);
c.setModified(false);
return true;
}
public boolean save(XModelObject object) {
if(!object.isModified()) return true;
try {
StringWriter sw = new StringWriter();
if(!util().serialize(object, sw)) return false;
XModelObjectLoaderUtil.setTempBody(object, sw.toString());
object.setModified(true);
return true;
} catch (IOException exc) {
ModelPlugin.getPluginLog().logError("DefaultEntityLoader:save(" + object.getPresentationString() + "):" + exc.getMessage()); //$NON-NLS-1$ //$NON-NLS-2$
return false;
} catch (XModelException e2) {
ModelPlugin.getPluginLog().logError("DefaultEntityLoader:save(" + object.getPresentationString() + "):" + e2.getMessage()); //$NON-NLS-1$ //$NON-NLS-2$
return false;
}
}
protected XModelObjectLoaderUtil util() {
return util;
}
}