| /******************************************************************************* |
| * Copyright (c) 2001, 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.wst.wsdl.ui.internal.graph.editparts; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.wst.wsdl.Binding; |
| import org.eclipse.wst.wsdl.BindingFault; |
| import org.eclipse.wst.wsdl.BindingInput; |
| import org.eclipse.wst.wsdl.BindingOperation; |
| import org.eclipse.wst.wsdl.BindingOutput; |
| import org.eclipse.wst.wsdl.Fault; |
| import org.eclipse.wst.wsdl.Input; |
| import org.eclipse.wst.wsdl.Operation; |
| import org.eclipse.wst.wsdl.Output; |
| import org.eclipse.wst.wsdl.PortType; |
| import org.eclipse.wst.wsdl.WSDLElement; |
| import org.eclipse.wst.wsdl.internal.util.WSDLSwitch; |
| import org.eclipse.wst.wsdl.ui.internal.util.WSDLEditorUtil; |
| import org.eclipse.wst.wsdl.util.WSDLConstants; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| |
| public class AbstractConnectionManager implements IConnectionManager |
| { |
| public static final int PROPAGATE_FORWARD = 0; |
| public static final int PROPAGATE_BACK = 1; |
| public static final int SELECTED = 2; |
| |
| protected GroupEditPart groupEditPart; |
| |
| public AbstractConnectionManager(GroupEditPart groupEditPart) |
| { |
| this.groupEditPart = groupEditPart; |
| } |
| |
| protected WSDLSwitch createSwitch(int selectionType) |
| { |
| return new WSDLSwitch(); |
| } |
| |
| public void propagateForward(Object model) |
| { |
| if (model instanceof WSDLElement) |
| { |
| WSDLSwitch theSwitch = createSwitch(PROPAGATE_FORWARD); |
| theSwitch.doSwitch((EObject)model); |
| groupEditPart.scrollToRevealInputConnection(); |
| } |
| else |
| { |
| removeConnections(); |
| } |
| propagateForwardToNext(model); |
| } |
| |
| public void propagateBack(Object model) |
| { |
| if (model instanceof WSDLElement) |
| { |
| WSDLSwitch theSwitch = createSwitch(PROPAGATE_BACK); |
| theSwitch.doSwitch((EObject)model); |
| groupEditPart.scrollToRevealOutputConnection(); |
| } |
| else |
| { |
| removeConnections(); |
| } |
| propagateBackToPrevious(model); |
| } |
| |
| public void setSelectedModelObject(Object model) |
| { |
| if (model instanceof Node) |
| { |
| Node node = (Node)model; |
| //Definition definition = groupEditPart.getDefinition(); |
| while(node != null) |
| { |
| if (WSDLConstants.WSDL_NAMESPACE_URI.equals(node.getNamespaceURI())) |
| { |
| break; |
| } |
| else |
| { |
| node = node.getParentNode(); |
| } |
| } |
| if (node instanceof Element) |
| { |
| model = WSDLEditorUtil.getInstance().findModelObjectForElement( groupEditPart.getDefinition(), (Element)node); |
| } |
| } |
| |
| if (model instanceof WSDLElement) |
| { |
| WSDLSwitch theSwitch = createSwitch(SELECTED); |
| theSwitch.doSwitch((EObject)model); |
| } |
| else |
| { |
| removeConnections(); |
| } |
| propagateForwardToNext(model); |
| propagateBackToPrevious(model); |
| } |
| |
| |
| protected void removeConnections() |
| { |
| groupEditPart.setEmphasizedModelObject(null); |
| groupEditPart.setInputConnectionModelObject(null); |
| groupEditPart.setOutputConnectionModelObject(null); |
| } |
| |
| protected void propagateForwardToNext(Object model) |
| { |
| GroupEditPart group = groupEditPart.getNext(); |
| if (group != null) |
| { |
| IConnectionManager connectionManager = group.getConnectionManager(); |
| if (connectionManager != null) |
| { |
| connectionManager.propagateForward(model); |
| } |
| } |
| } |
| |
| protected void propagateBackToPrevious(Object model) |
| { |
| GroupEditPart group = groupEditPart.getPrevious(); |
| if (group != null) |
| { |
| IConnectionManager connectionManager = group.getConnectionManager(); |
| if (connectionManager != null) |
| { |
| connectionManager.propagateBack(model); |
| } |
| } |
| } |
| |
| protected Binding getEnclosingBinding(EObject object) |
| { |
| Binding binding = null; |
| if (object instanceof Binding) |
| { |
| binding = (Binding)object; |
| } |
| else if (object instanceof BindingOperation) |
| { |
| binding = (Binding)object.eContainer(); |
| } |
| else if (object instanceof BindingInput || |
| object instanceof BindingOutput || |
| object instanceof BindingFault) |
| { |
| binding = (Binding)object.eContainer().eContainer(); |
| } |
| return binding; |
| } |
| |
| protected PortType getEnclosingPortType(EObject object) |
| { |
| PortType portType = null; |
| if (object instanceof Operation) |
| { |
| portType = (PortType)object.eContainer(); |
| } |
| else if (object instanceof Input || |
| object instanceof Output || |
| object instanceof Fault) |
| { |
| |
| portType = object.eContainer() != null ? (PortType)object.eContainer().eContainer() : null; |
| } |
| else if (object instanceof PortType) |
| { |
| portType = (PortType)object; |
| } |
| return portType; |
| } |
| |
| protected Operation getEnclosingOperation(EObject object) |
| { |
| Operation operation = null; |
| if (object instanceof Operation) |
| { |
| operation = (Operation)object; |
| } |
| else if (object instanceof Input || |
| object instanceof Output || |
| object instanceof Fault) |
| { |
| operation = (Operation)object.eContainer(); |
| } |
| return operation; |
| } |
| |
| protected EObject getMessageReference(EObject object) |
| { |
| return (object instanceof Input || |
| object instanceof Output || |
| object instanceof Fault) ? object : null; |
| } |
| } |