ScaWaveformModelAdapter.java

/**
 * This file is protected by Copyright.
 * Please refer to the COPYRIGHT file distributed with this source distribution.
 *
 * This file is part of REDHAWK IDE.
 *
 * 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.
 */
package gov.redhawk.core.graphiti.sad.ui.modelmap;

import java.util.Collection;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.Notifier;
import org.eclipse.emf.ecore.util.EContentAdapter;

import gov.redhawk.model.sca.ScaComponent;
import gov.redhawk.model.sca.ScaConnection;
import gov.redhawk.model.sca.ScaPackage;
import gov.redhawk.model.sca.ScaUsesPort;
import gov.redhawk.model.sca.ScaWaveform;

/**
 * Adapts changes on the SCA model (specifically an {@link ScaWaveform}) to calls on the model map.
 */
public class ScaWaveformModelAdapter extends EContentAdapter {

	private final GraphitiSADModelMap modelMap;

	public ScaWaveformModelAdapter(final GraphitiSADModelMap modelMap) {
		this.modelMap = modelMap;
	}

	@Override
	public void notifyChanged(final Notification notification) {
		super.notifyChanged(notification);
		if (notification.getNotifier() instanceof ScaWaveform) {
			switch (notification.getFeatureID(ScaWaveform.class)) {
			case ScaPackage.SCA_WAVEFORM__COMPONENTS:
				switch (notification.getEventType()) {
				case Notification.ADD:
					Object newVal = notification.getNewValue();
					if (newVal != null) {
						this.modelMap.add((ScaComponent) newVal);
					}
					break;
				case Notification.ADD_MANY:
					for (final Object obj : (Collection< ? >) notification.getNewValue()) {
						if (obj != null) {
							this.modelMap.add((ScaComponent) obj);
						}
					}
					break;
				case Notification.REMOVE:
					Object oldVal = notification.getOldValue();
					if (oldVal != null) {
						this.modelMap.remove((ScaComponent) oldVal);
					}
					break;
				case Notification.REMOVE_MANY:
					for (final Object obj : (Collection< ? >) notification.getOldValue()) {
						if (obj != null) {
							this.modelMap.remove((ScaComponent) obj);
						}
					}
					break;
				default:
					break;
				}
				break;
			default:
				break;
			}
		} else if (notification.getNotifier() instanceof ScaComponent) {
			ScaComponent scaComponent = (ScaComponent) notification.getNotifier();
			switch (notification.getFeatureID(ScaComponent.class)) {
			case ScaPackage.SCA_COMPONENT__STARTED:
				final Boolean started = (Boolean) notification.getNewValue();
				if (started != null) {
					this.modelMap.startStopComponent(scaComponent, started);
				}
				break;
			case ScaPackage.SCA_COMPONENT__STATUS:
				IStatus status = (IStatus) notification.getNewValue();
				switch (status.getSeverity()) {
				case IStatus.ERROR:
					this.modelMap.reflectErrorState(scaComponent, status);
					break;
				default:
					break;
				}
				break;
			case ScaPackage.SCA_COMPONENT__DISPOSED:
				scaComponent.eAdapters().remove(this);
				break;
			default:
				break;
			}
		} else if (notification.getNotifier() instanceof ScaUsesPort) {
			switch (notification.getFeatureID(ScaUsesPort.class)) {
			case ScaPackage.SCA_USES_PORT__CONNECTIONS:
				switch (notification.getEventType()) {
				case Notification.ADD:
					Object newVal = notification.getNewValue();
					if (newVal != null) {
						this.modelMap.add((ScaConnection) newVal);
					}
					break;
				case Notification.ADD_MANY:
					for (final Object obj : (Collection< ? >) notification.getNewValue()) {
						if (obj != null) {
							this.modelMap.add((ScaConnection) obj);
						}
					}
					break;
				case Notification.REMOVE:
					Object oldVal = notification.getOldValue();
					if (oldVal != null) {
						this.modelMap.remove((ScaConnection) oldVal);
					}
					break;
				case Notification.REMOVE_MANY:
					for (final Object obj : (Collection< ? >) notification.getOldValue()) {
						if (obj != null) {
							this.modelMap.remove((ScaConnection) obj);
						}
					}
					break;
				default:
					break;
				}
				break;
			default:
				break;
			}
		}
	}

	@Override
	public void addAdapter(final Notifier notifier) {
		if (notifier instanceof ScaWaveform || notifier instanceof ScaComponent || notifier instanceof ScaUsesPort) {
			super.addAdapter(notifier);
		}

	}
}