/*******************************************************************************
 * Copyright (c) 2011, 2012 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:
 * Red Hat, Inc. - initial API and implementation
 *
 * @author Bob Brodt
 ******************************************************************************/

package org.eclipse.bpmn2.modeler.examples.dynamic;

import org.eclipse.bpmn2.modeler.core.IBpmn2RuntimeExtension;
import org.eclipse.bpmn2.modeler.core.LifecycleEvent;
import org.eclipse.bpmn2.modeler.core.LifecycleEvent.EventType;
import org.eclipse.bpmn2.modeler.core.utils.ModelUtil.Bpmn2DiagramType;
import org.eclipse.bpmn2.modeler.ui.AbstractBpmn2RuntimeExtension.RootElementParser;
import org.eclipse.bpmn2.modeler.ui.wizards.FileService;
import org.eclipse.ui.IEditorInput;
import org.xml.sax.InputSource;

/**
 * @author Bob Brodt
 *
 */

public class SampleRuntimeExtension implements IBpmn2RuntimeExtension {
	
	public static final String RUNTIME_ID = "org.eclipse.bpmn2.modeler.examples.dynamic";
	
	private static final String TARGET_NAMESPACE = "http://org.eclipse.bpmn2.modeler.examples.dynamic";

	/* (non-Javadoc)
	 * @see org.eclipse.bpmn2.modeler.core.IBpmn2RuntimeExtension#getTargetNamespace(org.eclipse.bpmn2.modeler.core.utils.ModelUtil.Bpmn2DiagramType)
	 */
	@Override
	public String getTargetNamespace(Bpmn2DiagramType diagramType) {
		return TARGET_NAMESPACE;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.bpmn2.modeler.core.IBpmn2RuntimeExtension#isContentForRuntime(org.eclipse.bpmn2.modeler.core.IFile)
	 */
	@Override
	public boolean isContentForRuntime(IEditorInput input) {
		  InputSource source = new InputSource( FileService.getInputContents(input) );
		  RootElementParser parser = new RootElementParser(TARGET_NAMESPACE);
		  parser.parse(source);
		  return parser.getResult();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.bpmn2.modeler.core.IBpmn2RuntimeExtension#notify(org.eclipse.bpmn2.modeler.core.LifecycleEvent)
	 */
	@Override
	public void notify(LifecycleEvent event) {
		if (event.eventType == EventType.EDITOR_INITIALIZED)
			SampleImageProvider.registerAvailableImages();
	}
}