//------------------------------------------------------------------------------
// Copyright (c) 2005, 2006 IBM Corporation and others.
// 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:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.diagram.model.impl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.epf.diagram.model.Link;
import org.eclipse.epf.diagram.model.ModelPackage;
import org.eclipse.epf.diagram.model.Node;
import org.eclipse.epf.diagram.model.TypedNode;
import org.eclipse.epf.diagram.model.WorkBreakdownElementNode;
import org.eclipse.epf.diagram.model.util.GraphicalDataHelper;
import org.eclipse.epf.uma.MethodElement;
import org.eclipse.epf.uma.UmaPackage;
import org.eclipse.epf.uma.WorkBreakdownElement;
import org.eclipse.epf.uma.WorkOrder;
import org.eclipse.epf.uma.util.UmaUtil;
/**
* <!-- begin-user-doc --> An implementation of the model object '<em><b>Work Breakdown Element Node</b></em>'.
* <!-- end-user-doc -->
* <p>
* </p>
*
* @generated
*/
public class WorkBreakdownElementNodeImpl extends NamedNodeImpl implements
WorkBreakdownElementNode {
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
*/
protected WorkBreakdownElementNodeImpl() {
super();
methodElementAdapter = new WorkBreakdownElementAdapter();
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return ModelPackage.Literals.WORK_BREAKDOWN_ELEMENT_NODE;
}
private class WorkBreakdownElementAdapter extends MethodElementAdapter {
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.common.notify.impl.AdapterImpl#notifyChanged(org.eclipse.emf.common.notify.Notification)
*/
public void notifyChanged(Notification msg) {
if (!notificationEnabled)
return;
notificationEnabled = false;
try {
WorkOrder obj;
switch (msg.getFeatureID(WorkBreakdownElement.class)) {
case UmaPackage.WORK_BREAKDOWN_ELEMENT__LINK_TO_PREDECESSOR:
switch (msg.getEventType()) {
case Notification.ADD:
obj = (WorkOrder) msg.getNewValue();
addIncomingConnection(obj.getPred());
return;
case Notification.REMOVE:
obj = (WorkOrder) msg.getOldValue();
removeIncomingConnection(obj.getPred());
return;
case Notification.ADD_MANY:
Collection collection = (Collection) msg.getNewValue();
for (Iterator iter = collection.iterator(); iter
.hasNext();) {
obj = (WorkOrder) iter.next();
addIncomingConnection(obj.getPred());
}
return;
case Notification.REMOVE_MANY:
collection = (Collection) msg.getOldValue();
for (Iterator iter = collection.iterator(); iter
.hasNext();) {
obj = (WorkOrder) iter.next();
removeIncomingConnection(obj.getPred());
}
return;
}
break;
}
} finally {
notificationEnabled = true;
}
super.notifyChanged(msg);
}
}
protected void removeFromUMA(Link link, Node oldSource, Node oldTarget) {
if (oldTarget instanceof WorkBreakdownElementNode) {
// this is a direct link
// remove WorkOrder
//
// GraphEdge edge = (GraphEdge) link.getObject();
// WorkOrder order = (WorkOrder)
// ((UMASemanticModelBridge)edge.getSemanticModel()).getElement();
// WorkBreakdownElement be = UmaUtil.getOwner(order);
// if(be != null) {
NamedNodeImpl target = (NamedNodeImpl) oldTarget;
boolean notify = target.notificationEnabled;
try {
target.notificationEnabled = false;
// be.getLinkToPredecessor().remove(order);
if (GraphicalDataHelper.canRemoveAllPreds(link, oldSource,
oldTarget)) {
while (UmaUtil.findWorkOrder((WorkBreakdownElement) target
.getObject(), oldSource.getObject()) != null) {
UmaUtil.removeWorkOrder((WorkBreakdownElement) target
.getObject(), oldSource.getObject());
}
}
} finally {
target.notificationEnabled = notify;
}
// }
} else if (oldTarget instanceof TypedNode) {
// get all the WorkBreakdownElementNodes that this TypedNode are
// coming to and
// remove the WorkOrders with this WorkBreakdownElementNode's
// activity as predecessor from them
//
Collection actNodes = GraphicalDataHelper.getTargetNodes(
(TypedNode) oldTarget, WorkBreakdownElementNode.class);
for (Iterator iter = actNodes.iterator(); iter.hasNext();) {
NamedNodeImpl node = (NamedNodeImpl) iter.next();
WorkBreakdownElement e = (WorkBreakdownElement) node
.getObject();
boolean notify = node.notificationEnabled;
try {
node.notificationEnabled = false;
if (GraphicalDataHelper.canRemoveAllPreds(link, oldSource,
node)) {
while (UmaUtil.findWorkOrder(e, oldSource.getObject()) != null) {
UmaUtil.removeWorkOrder(e, oldSource.getObject());
}
}
} finally {
node.notificationEnabled = notify;
}
}
}
// remove graphical data from UMA model
//
super.removeFromUMA(link, oldSource, oldTarget);
}
/**
* @param link
*/
protected boolean addToUMA(Link link) {
if (!super.addToUMA(link))
return false;
Node src = link.getSource();
if (src instanceof WorkBreakdownElementNode) {
// this is a direct link
// add new WorkOrder object to UMA
//
WorkOrder order = null;
WorkBreakdownElement succ = (WorkBreakdownElement) link.getTarget()
.getObject();
WorkBreakdownElement pred = (WorkBreakdownElement) src.getObject();
if (UmaUtil.findWorkOrder(succ, pred) == null) {
NodeImpl sourceNode = ((NodeImpl) src);
boolean sourceNotify = sourceNode.notificationEnabled;
try {
sourceNode.notificationEnabled = false;
//UmaUtil.createDefaultWorkOrder(succ, pred);
//Create a workorder and disable notification flag.
addDefaultWorkOrder((NamedNodeImpl)link.getTarget(), pred);
} finally {
sourceNode.notificationEnabled = sourceNotify;
}
}
// set the WorkOrder as the element of the SemanticModel of the
// link's GraphEdge
//
GraphicalDataHelper.setSemanticModel(link, order);
} else if (src instanceof TypedNode) {
// get all WorkBreakdownElementNodes that are comming to this
// TypedNode, both directly and indirectly
// and create work orders with their activity as predecessor
//
// Predecessor should be created only in case of
// Syncronization Bar, not for DecisionPoint.
if (((TypedNode) src).getType() == TypedNode.SYNCH_BAR) {
Collection actNodes = new ArrayList();
// Get the collection incoming connection of syncbar
// excluding decisionpoint incoming connection
GraphicalDataHelper.getSyncBarSourceNodes((TypedNode)src, actNodes);
WorkBreakdownElement succ = (WorkBreakdownElement) link
.getTarget().getObject();
for (Iterator iter = actNodes.iterator(); iter.hasNext();) {
Node node = (Node) iter.next();
WorkBreakdownElement pred = (WorkBreakdownElement) node
.getObject();
if (UmaUtil.findWorkOrder(succ, pred) == null) {
NodeImpl sourceNode = ((NodeImpl) node);
boolean sourceNotify = sourceNode.notificationEnabled;
try {
sourceNode.notificationEnabled = false;
//UmaUtil.createDefaultWorkOrder(succ, pred);
// Create a workorder and disable notification flag.
addDefaultWorkOrder((NamedNodeImpl)link.getTarget(),pred);
} finally {
sourceNode.notificationEnabled = sourceNotify;
}
}
}
}
}
return true;
}
protected Link addIncomingConnection(MethodElement source) {
Link link = super.addIncomingConnection(source);
if (link == null)
return link;
WorkOrder workOrder = UmaUtil.findWorkOrder(
(WorkBreakdownElement) getObject(), source);
GraphicalDataHelper.setSemanticModel(link, workOrder);
return link;
}
protected Link addOutgoingConnection(MethodElement target) {
Link link = super.addOutgoingConnection(target);
WorkOrder workOrder = UmaUtil.findWorkOrder(
(WorkBreakdownElement) target, getObject());
GraphicalDataHelper.setSemanticModel(link, workOrder);
return link;
}
} // WorkBreakdownElementNodeImpl