/*******************************************************************************
* Copyright (c) 2012, Project: FP7-ICT-257930 Aniketos
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
* - Neither the name of institution nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************/
/**
*/
package org.eclipse.bpmn2.di.impl;
import java.util.Collection;
import java.util.List;
import org.eclipse.bpmn2.di.BpmnDiPackage;
import org.eclipse.bpmn2.di.DiagramElement;
import org.eclipse.bpmn2.di.Edge;
import org.eclipse.dd.dc.Point;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Edge</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.bpmn2.di.impl.EdgeImpl#getSource <em>Source</em>}</li>
* <li>{@link org.eclipse.bpmn2.di.impl.EdgeImpl#getTarget <em>Target</em>}</li>
* <li>{@link org.eclipse.bpmn2.di.impl.EdgeImpl#getWaypoint <em>Waypoint</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public abstract class EdgeImpl extends DiagramElementImpl implements Edge {
/**
* The cached value of the '{@link #getSource() <em>Source</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getSource()
* @generated
* @ordered
*/
protected DiagramElement source;
/**
* The cached value of the '{@link #getTarget() <em>Target</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getTarget()
* @generated
* @ordered
*/
protected DiagramElement target;
/**
* The cached value of the '{@link #getWaypoint() <em>Waypoint</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getWaypoint()
* @generated
* @ordered
*/
protected EList<Point> waypoint;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected EdgeImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return BpmnDiPackage.Literals.EDGE;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public DiagramElement getSource() {
if (source != null && source.eIsProxy()) {
InternalEObject oldSource = (InternalEObject)source;
source = (DiagramElement)eResolveProxy(oldSource);
if (source != oldSource) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, BpmnDiPackage.EDGE__SOURCE, oldSource, source));
}
}
return source;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public DiagramElement basicGetSource() {
return source;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public DiagramElement getTarget() {
if (target != null && target.eIsProxy()) {
InternalEObject oldTarget = (InternalEObject)target;
target = (DiagramElement)eResolveProxy(oldTarget);
if (target != oldTarget) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, BpmnDiPackage.EDGE__TARGET, oldTarget, target));
}
}
return target;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public DiagramElement basicGetTarget() {
return target;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public List<Point> getWaypoint() {
if (waypoint == null) {
waypoint = new EObjectContainmentEList<Point>(Point.class, this, BpmnDiPackage.EDGE__WAYPOINT);
}
return waypoint;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case BpmnDiPackage.EDGE__WAYPOINT:
return ((InternalEList<?>)getWaypoint()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case BpmnDiPackage.EDGE__SOURCE:
if (resolve) return getSource();
return basicGetSource();
case BpmnDiPackage.EDGE__TARGET:
if (resolve) return getTarget();
return basicGetTarget();
case BpmnDiPackage.EDGE__WAYPOINT:
return getWaypoint();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case BpmnDiPackage.EDGE__WAYPOINT:
getWaypoint().clear();
getWaypoint().addAll((Collection<? extends Point>)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case BpmnDiPackage.EDGE__WAYPOINT:
getWaypoint().clear();
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case BpmnDiPackage.EDGE__SOURCE:
return source != null;
case BpmnDiPackage.EDGE__TARGET:
return target != null;
case BpmnDiPackage.EDGE__WAYPOINT:
return waypoint != null && !waypoint.isEmpty();
}
return super.eIsSet(featureID);
}
} //EdgeImpl