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Kie Workbench - Common - Stunner - BPMN Definition Set - GWT Support for Eclipse EMF/XMI
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/**
 * 
 * 
 * Copyright (c) 2010 SAP AG.
 * 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:
 *    Reiner Hille-Doering (SAP AG) - initial API and implementation and/or initial documentation
 * 
 * 
 */
package org.eclipse.bpmn2.impl;

import com.google.gwt.user.client.rpc.GwtTransient;

import java.util.Collection;

import org.eclipse.bpmn2.Bpmn2Package;
import org.eclipse.bpmn2.Relationship;
import org.eclipse.bpmn2.RelationshipDirection;

import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.common.util.EList;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.emf.ecore.util.EObjectResolvingEList;

/**
 * 
 * An implementation of the model object 'Relationship'.
 * 
 * 
 * The following features are implemented:
 * 
 * 
 *   {@link org.eclipse.bpmn2.impl.RelationshipImpl#getSources Sources}
 *   {@link org.eclipse.bpmn2.impl.RelationshipImpl#getTargets Targets}
 *   {@link org.eclipse.bpmn2.impl.RelationshipImpl#getDirection Direction}
 *   {@link org.eclipse.bpmn2.impl.RelationshipImpl#getType Type}
 * 
 *
 * @generated
 */
public class RelationshipImpl extends BaseElementImpl implements Relationship {
	/**
	 * The cached value of the '{@link #getSources() Sources}' reference list.
	 * 
	 * 
	 * @see #getSources()
	 * @generated
	 * @ordered
	 */
	@GwtTransient
	protected EList sources;

	/**
	 * The cached value of the '{@link #getTargets() Targets}' reference list.
	 * 
	 * 
	 * @see #getTargets()
	 * @generated
	 * @ordered
	 */
	@GwtTransient
	protected EList targets;

	/**
	 * The default value of the '{@link #getDirection() Direction}' attribute.
	 * 
	 * 
	 * @see #getDirection()
	 * @generated
	 * @ordered
	 */
	protected static final RelationshipDirection DIRECTION_EDEFAULT = RelationshipDirection.NONE;

	/**
	 * The cached value of the '{@link #getDirection() Direction}' attribute.
	 * 
	 * 
	 * @see #getDirection()
	 * @generated
	 * @ordered
	 */
	@GwtTransient
	protected RelationshipDirection direction = DIRECTION_EDEFAULT;

	/**
	 * The default value of the '{@link #getType() Type}' attribute.
	 * 
	 * 
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected static final String TYPE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getType() Type}' attribute.
	 * 
	 * 
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	@GwtTransient
	protected String type = TYPE_EDEFAULT;

	/**
	 * 
	 * 
	 * @generated
	 */
	protected RelationshipImpl() {
		super();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return Bpmn2Package.Literals.RELATIONSHIP;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public EList getSources() {
		if (sources == null) {
			sources = new EObjectResolvingEList(EObject.class, this, Bpmn2Package.RELATIONSHIP__SOURCES);
		}
		return sources;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public EList getTargets() {
		if (targets == null) {
			targets = new EObjectResolvingEList(EObject.class, this, Bpmn2Package.RELATIONSHIP__TARGETS);
		}
		return targets;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public RelationshipDirection getDirection() {
		return direction;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setDirection(RelationshipDirection newDirection) {
		RelationshipDirection oldDirection = direction;
		direction = newDirection == null ? DIRECTION_EDEFAULT : newDirection;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.RELATIONSHIP__DIRECTION, oldDirection,
					direction));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String getType() {
		return type;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setType(String newType) {
		String oldType = type;
		type = newType;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.RELATIONSHIP__TYPE, oldType, type));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
		case Bpmn2Package.RELATIONSHIP__SOURCES:
			return getSources();
		case Bpmn2Package.RELATIONSHIP__TARGETS:
			return getTargets();
		case Bpmn2Package.RELATIONSHIP__DIRECTION:
			return getDirection();
		case Bpmn2Package.RELATIONSHIP__TYPE:
			return getType();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
		case Bpmn2Package.RELATIONSHIP__SOURCES:
			getSources().clear();
			getSources().addAll((Collection) newValue);
			return;
		case Bpmn2Package.RELATIONSHIP__TARGETS:
			getTargets().clear();
			getTargets().addAll((Collection) newValue);
			return;
		case Bpmn2Package.RELATIONSHIP__DIRECTION:
			setDirection((RelationshipDirection) newValue);
			return;
		case Bpmn2Package.RELATIONSHIP__TYPE:
			setType((String) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case Bpmn2Package.RELATIONSHIP__SOURCES:
			getSources().clear();
			return;
		case Bpmn2Package.RELATIONSHIP__TARGETS:
			getTargets().clear();
			return;
		case Bpmn2Package.RELATIONSHIP__DIRECTION:
			setDirection(DIRECTION_EDEFAULT);
			return;
		case Bpmn2Package.RELATIONSHIP__TYPE:
			setType(TYPE_EDEFAULT);
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case Bpmn2Package.RELATIONSHIP__SOURCES:
			return sources != null && !sources.isEmpty();
		case Bpmn2Package.RELATIONSHIP__TARGETS:
			return targets != null && !targets.isEmpty();
		case Bpmn2Package.RELATIONSHIP__DIRECTION:
			return direction != DIRECTION_EDEFAULT;
		case Bpmn2Package.RELATIONSHIP__TYPE:
			return TYPE_EDEFAULT == null ? type != null : !TYPE_EDEFAULT.equals(type);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy())
			return super.toString();

		StringBuilder result = new StringBuilder(super.toString());
		result.append(" (direction: ");
		result.append(direction);
		result.append(", type: ");
		result.append(type);
		result.append(')');
		return result.toString();
	}

} //RelationshipImpl