/* * JBoss, Home of Professional Open Source * Copyright 2005, JBoss Inc., and individual contributors as indicated * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jbpm.gd.pf.command; import org.jbpm.gd.common.command.AbstractNodeCreateCommand; import org.jbpm.gd.pf.model.NodeElement; import org.jbpm.gd.pf.model.PageFlowDefinition; import org.jbpm.gd.pf.model.StartPage; public class NodeCreateCommand extends AbstractNodeCreateCommand { public void execute() { super.execute(); setName(); addNode(getPageFlowDefinition(), getNodeElement()); } private void addNode(PageFlowDefinition pageFlowDefinition, NodeElement nodeElement) { if (nodeElement instanceof StartPage) { pageFlowDefinition.addStartPage((StartPage)nodeElement); } else { pageFlowDefinition.addNodeElement(nodeElement); } } private void removeNodeElement(PageFlowDefinition pageFlowDefinition, NodeElement nodeElement) { if (nodeElement instanceof StartPage) { pageFlowDefinition.removeStartPage((StartPage)nodeElement); } else { pageFlowDefinition.removeNodeElement(nodeElement); } } private PageFlowDefinition getPageFlowDefinition() { return (PageFlowDefinition)parent.getSemanticElement(); } private NodeElement getNodeElement() { return (NodeElement)node.getSemanticElement(); } private void setName() { if (getNodeElement().getName() == null) { getNodeElement().initializeName(getPageFlowDefinition()); } } public void undo() { removeNodeElement(getPageFlowDefinition(), getNodeElement()); } }