| /*************************************************************************************************** |
| * Copyright (c) 2003, 2004 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 API and implementation |
| **************************************************************************************************/ |
| package org.eclipse.jst.j2ee.internal.ejb.provider; |
| |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.ecore.EcorePackage; |
| import org.eclipse.jst.j2ee.ejb.AssemblyDescriptor; |
| import org.eclipse.jst.j2ee.ejb.CMPAttribute; |
| import org.eclipse.jst.j2ee.ejb.EJBJar; |
| import org.eclipse.jst.j2ee.ejb.EnterpriseBean; |
| import org.eclipse.jst.j2ee.ejb.ExcludeList; |
| import org.eclipse.jst.j2ee.internal.ejb.impl.EjbFactoryImpl; |
| |
| |
| public class ExcludeListContentProvider extends AbstractMethodsContentProvider { |
| private static final EStructuralFeature EXCLUDE_ME_SF = EjbFactoryImpl.getPackage().getExcludeList_MethodElements(); |
| private static final EStructuralFeature AD_EL_SF = EjbFactoryImpl.getPackage().getAssemblyDescriptor_ExcludeList(); |
| protected static final EStructuralFeature ECORE_BEAN_NAME = EcorePackage.eINSTANCE.getENamedElement_Name(); //ENAMED_ELEMENT__NAME |
| |
| /** |
| * Constructor for ExcludeListContentProvider. |
| * |
| * @param adapterFactory |
| * @param root |
| * @param viewer |
| */ |
| public ExcludeListContentProvider(AdapterFactory adapterFactory, boolean root) { |
| super(adapterFactory, root); |
| } |
| |
| /** |
| * Constructor for ExcludesListContentProvider. |
| * |
| * @param adapterFactory |
| */ |
| public ExcludeListContentProvider(AdapterFactory adapterFactory) { |
| super(adapterFactory); |
| } |
| |
| protected Object[] getEnterpriseBeans(ExcludeList list) { |
| List mes = list.getMethodElements(); |
| return getEnterpriseBeans(list, mes); |
| } |
| |
| /* |
| * @see AbstractMethodsContentProvider#getMethodElements(EObject, EnterpriseBean) |
| */ |
| protected List getMethodElements(EObject aRefObject, EnterpriseBean anEJB) { |
| if (!(aRefObject instanceof ExcludeList)) |
| return Collections.EMPTY_LIST; |
| ExcludeList parentList = (ExcludeList) aRefObject; |
| if (parentList == null) |
| return Collections.EMPTY_LIST; |
| return parentList.getMethodElements(anEJB); |
| } |
| |
| /* |
| * @see IStructuredContentProvider#getElements(Object) |
| */ |
| public Object[] getElements(Object inputElement) { |
| super.getElements(inputElement); |
| ExcludeList list = null; |
| if (inputElement instanceof EJBJar) { |
| EJBJar jar = (EJBJar) inputElement; |
| if (jar.getAssemblyDescriptor() != null) |
| list = jar.getAssemblyDescriptor().getExcludeList(); |
| if (list != null) |
| return getEnterpriseBeans(list); |
| } |
| if (inputElement instanceof AssemblyDescriptor) { |
| list = ((AssemblyDescriptor) inputElement).getExcludeList(); |
| if (list != null) |
| return getEnterpriseBeans(list); |
| } |
| return new Object[0]; |
| } |
| |
| /** |
| * @see org.eclipse.jst.j2ee.internal.internal.ejb.ui.providers.AbstractMethodsContentProvider#getChildren(Object) |
| */ |
| public Object[] getChildren(Object parentElement) { |
| if (parentElement instanceof ExcludeList) |
| return getEnterpriseBeans((ExcludeList) parentElement); |
| return super.getChildren(parentElement); |
| } |
| |
| /** |
| * @see org.eclipse.jst.j2ee.internal.internal.ejb.ui.providers.AbstractMethodsContentProvider#hasChildren(Object) |
| */ |
| public boolean hasChildren(Object element) { |
| if (element instanceof ExcludeList) |
| return !((ExcludeList) element).getMethodElements().isEmpty(); |
| return super.hasChildren(element); |
| } |
| |
| public void notifyChanged(Notification notifier) { |
| if ((notifier.getFeature() == EXCLUDE_ME_SF && notifier.getNotifier() instanceof ExcludeList) || notifier.getFeature() == ECORE_BEAN_NAME) { |
| if (notifier.getEventType() == Notification.RESOLVE) |
| return; |
| if (isRoot) |
| refreshTreeViewer(); |
| else |
| refreshTreeViewer(notifier.getNotifier()); |
| } |
| if (notifier.getOldValue() instanceof CMPAttribute && notifier.getNewValue() == null) |
| return; |
| if (notifier.getFeature() == getMethodElementsReference() || notifier.getFeature() == getMethodElementsContainerReference()) |
| super.notifyChanged(notifier); |
| } |
| |
| /* |
| * @see AbstractMethodsContentProvider#getMethodElementsReference() |
| */ |
| protected EStructuralFeature getMethodElementsReference() { |
| return EXCLUDE_ME_SF; |
| } |
| |
| /** |
| * @see org.eclipse.jst.j2ee.internal.internal.ejb.ui.providers.AbstractMethodsContentProvider#getMethodElementsContainerReference() |
| */ |
| protected EStructuralFeature getMethodElementsContainerReference() { |
| return AD_EL_SF; |
| } |
| |
| } |