| /******************************************************************************* |
| * 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.DescriptionType; |
| import org.eclipse.jst.jsf.facesconfig.emf.DisplayNameType; |
| import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigFactory; |
| import org.eclipse.jst.jsf.facesconfig.emf.FromViewIdType; |
| 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.NavigationRuleType; |
| import org.eclipse.jst.jsf.facesconfig.emf.SmallIconType; |
| import org.eclipse.jst.jsf.facesconfig.emf.ToViewIdType; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowElement; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowLink; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPackage; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowPage; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.synchronization.FC2PFTransformer; |
| import org.eclipse.jst.jsf.facesconfig.ui.pageflow.synchronization.TransformUtil; |
| |
| /** |
| * The reference element represents a mapping from pageflow page to one or more |
| * navigation rules/cases's view IDs (fromViewID or toViewID). |
| * |
| * @author hmeng |
| */ |
| |
| public class PageReferenceElement extends ReferenceElement { |
| |
| /** |
| * @param pageflowElement |
| */ |
| public PageReferenceElement(PageflowElement pageflowElement) { |
| super(pageflowElement); |
| } |
| |
| /** |
| * @param pageflowElement |
| * @param facesConfigObject |
| */ |
| public PageReferenceElement(PageflowElement pageflowElement, |
| EObject facesConfigObject) { |
| super(pageflowElement, facesConfigObject); |
| } |
| |
| public void add(EObject object) { |
| Assert.isTrue(object instanceof FromViewIdType |
| || object instanceof ToViewIdType); |
| super.add(object); |
| } |
| |
| public void update() { |
| outer: for (Iterator nodes = getData().iterator(); nodes.hasNext();) { |
| Object next = nodes.next(); |
| if (next instanceof FromViewIdType) { |
| if (!TransformUtil.isValidFacesConfigElement((EObject) next)) { |
| nodes.remove(); |
| continue; |
| } |
| List links = ((PageflowPage) pageflowElement).getOutlinks(); |
| for (int i = 0; i < links.size(); i++) { |
| PageflowLink link = (PageflowLink) links.get(i); |
| if (!link.getFCElements().isEmpty() |
| && TransformUtil |
| .isValidFacesConfigElement((NavigationCaseType) ((PageflowLink) links |
| .get(i)).getFCElements().getData() |
| .get(0))) { |
| NavigationRuleType rule = (NavigationRuleType) ((NavigationCaseType) ((PageflowLink) links |
| .get(i)).getFCElements().getData().get(0)) |
| .eContainer(); |
| if (rule == null || rule.getFromViewId() == next) { |
| // There navigation case |
| // matching this end. |
| continue outer; |
| } |
| } |
| } |
| // No case contains this end. |
| nodes.remove(); |
| } else if (next instanceof ToViewIdType) { |
| if (!TransformUtil.isValidFacesConfigElement((EObject) next)) { |
| nodes.remove(); |
| continue; |
| } |
| // Verify this is case end. |
| List links = ((PageflowPage) pageflowElement).getInlinks(); |
| for (int i = 0; i < links.size(); i++) { |
| PageflowLink link = (PageflowLink) links.get(i); |
| if (!link.getFCElements().isEmpty() |
| && TransformUtil |
| .isValidFacesConfigElement((NavigationCaseType) link |
| .getFCElements().getData().get(0))) { |
| if (((NavigationCaseType) ((PageflowLink) links.get(i)) |
| .getFCElements().getData().get(0)) |
| .getToViewId() == next) { |
| // There navigation case |
| // matching this end. |
| continue outer; |
| } |
| } |
| } |
| // No case contains this end. |
| nodes.remove(); |
| } |
| } |
| } |
| |
| public Object get(int eFeature) { |
| Object result = null; |
| switch (eFeature) { |
| case PageflowPackage.PF_PAGE__COMMENT: |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List descriptions = rule.getDescription(); |
| if (descriptions.size() > 0) { |
| result = ((DescriptionType) descriptions.get(0)) |
| .getTextContent(); |
| break; |
| } |
| } |
| } |
| } |
| break; |
| case PageflowPackage.PF_PAGE__LARGEICON: |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List icons = rule.getIcon(); |
| if (icons.size() > 0) { |
| result = ((IconType) icons.get(0)).getLargeIcon() != null ? ((IconType) icons |
| .get(0)).getLargeIcon().getTextContent() |
| : null; |
| break; |
| } |
| } |
| } |
| } |
| break; |
| case PageflowPackage.PF_PAGE__NAME: |
| // To see if it is in navigation rule. |
| if (!isEmpty() && !isEndOnly()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List displaynames = rule.getDisplayName(); |
| if (displaynames.size() > 0) { |
| result = ((DisplayNameType) displaynames.get(0)) |
| .getTextContent(); |
| break; |
| } |
| } |
| } |
| } |
| break; |
| case PageflowPackage.PF_PAGE__PATH: |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| if (getData().get(i) instanceof FromViewIdType) { |
| result = ((FromViewIdType) getData().get(i)) |
| .getTextContent(); |
| break; |
| } |
| } |
| if (result == null && getData().get(0) instanceof ToViewIdType) { |
| result = ((ToViewIdType) getData().get(0)).getTextContent(); |
| } |
| } |
| break; |
| case PageflowPackage.PF_PAGE__SMALLICON: |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List icons = rule.getIcon(); |
| if (icons.size() > 0) { |
| result = ((IconType) icons.get(0)).getSmallIcon() != null ? ((IconType) icons |
| .get(0)).getSmallIcon().getTextContent() |
| : null; |
| break; |
| } |
| } |
| } |
| } |
| break; |
| } |
| return result; |
| } |
| |
| private NavigationRuleType resolveRuleFromFCElement(Object object) { |
| if (object instanceof FromViewIdType) { |
| return (NavigationRuleType) ((FromViewIdType) object).eContainer(); |
| } |
| return null; |
| } |
| |
| private NavigationRuleType resolveRuleFromPFElement(Object object) { |
| if (object instanceof PageflowLink) { |
| NavigationCaseType caseType = (NavigationCaseType) ((PageflowLink) object) |
| .getFCElements().getData().get(0); |
| return (NavigationRuleType) caseType.eContainer(); |
| } |
| return null; |
| } |
| |
| public void set(EStructuralFeature eFeature, Object newVal) { |
| switch (eFeature.getFeatureID()) { |
| case PageflowPackage.PF_PAGE__COMMENT: { |
| DescriptionType description = null; |
| String newValue = (String) newVal; |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| rule.getDescription().clear(); |
| description = FacesConfigFactory.eINSTANCE |
| .createDescriptionType(); |
| description.setTextContent(newValue); |
| rule.getDescription().add(description); |
| } |
| } |
| } |
| break; |
| } |
| case PageflowPackage.PF_PAGE__LARGEICON: { |
| LargeIconType oldLargeIcon = null; |
| LargeIconType newLargeIconType = null; |
| IconType icon = null; |
| String newValue = (String) newVal; |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List icons = rule.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; |
| } |
| case PageflowPackage.PF_PAGE__NAME: |
| DisplayNameType newDisplayNameType = null; |
| String newName = (String) newVal; |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| rule.getDisplayName().clear(); |
| if (newName != null && newName.length() > 0) { |
| newDisplayNameType = FacesConfigFactory.eINSTANCE |
| .createDisplayNameType(); |
| newDisplayNameType.setTextContent(newName); |
| rule.getDisplayName().add(newDisplayNameType); |
| } |
| } |
| } |
| } |
| break; |
| case PageflowPackage.PF_PAGE__PATH: { |
| Object oldPath = null; |
| Object newPath = null; |
| String newValue = (String) newVal; |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| if (getData().get(i) instanceof FromViewIdType) { |
| oldPath = getData().get(i); |
| ((FromViewIdType) oldPath).setTextContent(newValue); |
| } else if (getData().get(i) instanceof ToViewIdType) { |
| oldPath = getData().get(i); |
| ((ToViewIdType) oldPath).setTextContent(newValue); |
| } |
| } |
| } |
| // Create new fromViewID or toViewID node as needed. |
| else if (newValue != null && !"*".equals(newValue)) { //$NON-NLS-1$ |
| if (((PageflowPage) pageflowElement).getOutlinks().size() > 0) { |
| List links = ((PageflowPage) pageflowElement).getOutlinks(); |
| for (int i = 0, n = links.size(); i < n; i++) { |
| PageflowLink link = (PageflowLink) links.get(i); |
| NavigationRuleType rule = resolveRuleFromPFElement(link); |
| newPath = FC2PFTransformer.createRLFromViewID(newValue); |
| rule.setFromViewId((FromViewIdType) newPath); |
| add((EObject) newPath); |
| } |
| links = ((PageflowPage) pageflowElement).getInlinks(); |
| for (int i = 0, n = links.size(); i < n; i++) { |
| PageflowLink link = (PageflowLink) links.get(i); |
| NavigationCaseType caseType = (NavigationCaseType) link |
| .getFCElements().getData().get(0); |
| newPath = FC2PFTransformer.createFCToViewID(newValue); |
| caseType.setToViewId((ToViewIdType) newPath); |
| add((EObject) newPath); |
| } |
| } |
| } |
| break; |
| } |
| case PageflowPackage.PF_PAGE__SMALLICON: { |
| SmallIconType oldSmallicon = null; |
| SmallIconType newSmallIconType = null; |
| IconType icon = null; |
| String newValue = (String) newVal; |
| if (!isEmpty()) { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| NavigationRuleType rule = null; |
| if ((rule = resolveRuleFromFCElement(getData().get(i))) != null) { |
| List icons = rule.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; |
| } |
| } |
| } |
| |
| /** |
| * @return true if none of the data are from view id's |
| */ |
| public boolean isEndOnly() { |
| for (int i = 0, n = getData().size(); i < n; i++) { |
| if (getData().get(i) instanceof FromViewIdType) { |
| return false; |
| } |
| } |
| return true; |
| } |
| } |
