/*******************************************************************************
* Copyright (c) 2004, 2006 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.impl;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.runtime.Assert;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory;
import org.eclipse.jst.jsf.facesconfig.emf.FromActionType;
import org.eclipse.jst.jsf.facesconfig.emf.FromOutcomeType;
import org.eclipse.jst.jsf.facesconfig.emf.IconType;
import org.eclipse.jst.jsf.facesconfig.emf.LargeIconType;
import org.eclipse.jst.jsf.facesconfig.emf.NavigationCaseType;
import org.eclipse.jst.jsf.facesconfig.emf.RedirectType;
import org.eclipse.jst.jsf.facesconfig.emf.SmallIconType;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowElement;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPackage;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.synchronization.TransformUtil;
/**
* The reference element represents a mapping from pageflow link to a navigation
* case.
*
* @author hmeng
*/
public class LinkReferenceElement extends ReferenceElement {
public void add(EObject object) {
Assert.isTrue(object instanceof NavigationCaseType);
clear();
super.add(object);
}
/**
* @param pageflowElement
*/
public LinkReferenceElement(PageflowElement pageflowElement) {
super(pageflowElement);
}
/**
* @param pageflowElement
* @param facesConfigObject
*/
public LinkReferenceElement(PageflowElement pageflowElement,
EObject facesConfigObject) {
super(pageflowElement, facesConfigObject);
}
public void update() {
for (Iterator nodes = getData().iterator(); nodes.hasNext();) {
Object next = nodes.next();
if (!TransformUtil.isValidFacesConfigElement((EObject) next)) {
nodes.remove();
}
}
}
public Object get(int eFeature) {
Object result = null;
switch (eFeature) {
case PageflowPackage.PF_LINK__COMMENT:
break;
case PageflowPackage.PF_LINK__OUTCOME:
if (!isEmpty()) {
FromOutcomeType outcome = ((NavigationCaseType) getData()
.get(0)).getFromOutcome();
if (outcome != null) {
result = outcome.getTextContent();
}
}
break;
case PageflowPackage.PF_LINK__NAME:
break;
case PageflowPackage.PF_LINK__REDIRECT:
result = new Boolean(false);
if (!isEmpty()) {
RedirectType outcome = ((NavigationCaseType) getData().get(0))
.getRedirect();
if (outcome != null) {
result = new Boolean(true);
}
}
break;
case PageflowPackage.PF_LINK__FROMACTION:
if (!isEmpty()) {
FromActionType fromActionType = ((NavigationCaseType) getData()
.get(0)).getFromAction();
if (fromActionType != null) {
result = fromActionType.getTextContent();
}
}
break;
case PageflowPackage.PF_LINK__SMALLICON:
if (!isEmpty()) {
List icons = ((NavigationCaseType) getData().get(0)).getIcon();
if (icons.size() > 0) {
result = ((IconType) icons.get(0)).getSmallIcon() != null ? ((IconType) icons
.get(0)).getSmallIcon().getTextContent()
: null;
}
}
break;
case PageflowPackage.PF_LINK__LARGEICON:
if (!isEmpty()) {
List icons = ((NavigationCaseType) getData().get(0)).getIcon();
if (icons.size() > 0) {
result = ((IconType) icons.get(0)).getLargeIcon() != null ? ((IconType) icons
.get(0)).getLargeIcon().getTextContent()
: null;
}
}
break;
}
return result;
}
public void set(EStructuralFeature eFeature, Object newVal) {
switch (eFeature.getFeatureID()) {
case PageflowPackage.PF_LINK__COMMENT:
break;
case PageflowPackage.PF_LINK__OUTCOME: {
FromOutcomeType oldOutcome = null;
FromOutcomeType newOutcome = null;
String newValue = (String) newVal;
if (!isEmpty()) {
oldOutcome = ((NavigationCaseType) getData().get(0))
.getFromOutcome();
if (newValue == null || newValue.length() == 0) {
((NavigationCaseType) getData().get(0))
.setFromOutcome(null);
} else {
if (oldOutcome == null) {
newOutcome = FacesConfigFactory.eINSTANCE
.createFromOutcomeType();
newOutcome.setTextContent(newValue);
((NavigationCaseType) getData().get(0))
.setFromOutcome(newOutcome);
} else {
oldOutcome.setTextContent(newValue);
}
}
}
break;
}
case PageflowPackage.PF_LINK__NAME:
break;
case PageflowPackage.PF_LINK__REDIRECT:
RedirectType redirect = null;
RedirectType oldRedirect = null;
boolean newRedirect = ((Boolean) newVal).booleanValue();
if (!isEmpty()) {
oldRedirect = ((NavigationCaseType) getData().get(0))
.getRedirect();
if (!newRedirect) {
redirect = null;
} else {
if (oldRedirect == null) {
redirect = FacesConfigFactory.eINSTANCE
.createRedirectType();
}
}
((NavigationCaseType) getData().get(0)).setRedirect(redirect);
}
break;
case PageflowPackage.PF_LINK__FROMACTION:
FromActionType oldFromActionType,
newFromActionType;
String newFromaction = (String) newVal;
if (!isEmpty()) {
oldFromActionType = ((NavigationCaseType) getData().get(0))
.getFromAction();
if (newFromaction == null || newFromaction.length() == 0) {
((NavigationCaseType) getData().get(0)).setFromAction(null);
} else {
if (oldFromActionType == null) {
newFromActionType = FacesConfigFactory.eINSTANCE
.createFromActionType();
newFromActionType.setTextContent(newFromaction);
((NavigationCaseType) getData().get(0))
.setFromAction(newFromActionType);
} else {
oldFromActionType.setTextContent(newFromaction);
}
}
}
break;
case PageflowPackage.PF_LINK__SMALLICON: {
SmallIconType oldSmallicon = null;
SmallIconType newSmallIconType = null;
IconType icon = null;
String newValue = (String) newVal;
if (!isEmpty()) {
List icons = ((NavigationCaseType) getData().get(0)).getIcon();
if (newValue == null || newValue.length() == 0) {
if (icons.size() > 0) {
if (((IconType) icons.get(0)).getSmallIcon() != null) {
((IconType) icons.get(0)).setSmallIcon(null);
}
}
} else {
if (icons.size() == 0) {
icon = FacesConfigFactory.eINSTANCE.createIconType();
newSmallIconType = FacesConfigFactory.eINSTANCE
.createSmallIconType();
newSmallIconType.setTextContent(newValue);
icon.setSmallIcon(newSmallIconType);
icons.add(icon);
} else if (((IconType) icons.get(0)).getSmallIcon() == null) {
newSmallIconType = FacesConfigFactory.eINSTANCE
.createSmallIconType();
newSmallIconType.setTextContent(newValue);
icon = ((IconType) icons.get(0));
icon.setSmallIcon(newSmallIconType);
} else {
oldSmallicon = ((IconType) icons.get(0)).getSmallIcon();
oldSmallicon.setTextContent(newValue);
}
}
}
break;
}
case PageflowPackage.PF_LINK__LARGEICON: {
String newValue = (String) newVal;
LargeIconType oldLargeIcon = null;
LargeIconType newLargeIconType = null;
IconType icon = null;
if (!isEmpty()) {
List icons = ((NavigationCaseType) getData().get(0)).getIcon();
if (newValue == null || newValue.length() == 0) {
if (icons.size() > 0) {
if (((IconType) icons.get(0)).getLargeIcon() != null) {
((IconType) icons.get(0)).setLargeIcon(null);
}
}
} else {
if (icons.size() == 0) {
icon = FacesConfigFactory.eINSTANCE.createIconType();
newLargeIconType = FacesConfigFactory.eINSTANCE
.createLargeIconType();
newLargeIconType.setTextContent(newValue);
icon.setLargeIcon(newLargeIconType);
icons.add(icon);
} else if (((IconType) icons.get(0)).getLargeIcon() == null) {
newLargeIconType = FacesConfigFactory.eINSTANCE
.createLargeIconType();
newLargeIconType.setTextContent(newValue);
icon = ((IconType) icons.get(0));
icon.setLargeIcon(newLargeIconType);
} else {
oldLargeIcon = ((IconType) icons.get(0)).getLargeIcon();
oldLargeIcon.setTextContent(newValue);
}
}
}
break;
}
}
}
}