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The source code// $Id: ActionStateDiagram.java,v 1.30 2004/09/16 20:50:04 mvw Exp $ // Copyright (c) 1996-2004 The Regents of the University of California. All // Rights Reserved. Permission to use, copy, modify, and distribute this // software and its documentation without fee, and without a written // agreement is hereby granted, provided that the above copyright notice // and this paragraph appear in all copies. This software program and // documentation are copyrighted by The Regents of the University of // California. The software program and documentation are supplied "AS // IS", without any accompanying services from The Regents. The Regents // does not warrant that the operation of the program will be // uninterrupted or error-free. The end-user understands that the program // was developed for research purposes and is advised not to rely // exclusively on the program for any reason. IN NO EVENT SHALL THE // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, // UPDATES, ENHANCEMENTS, OR MODIFICATIONS. package org.argouml.uml.ui; import org.argouml.model.ModelFacade; import org.argouml.model.uml.behavioralelements.statemachines.StateMachinesFactory; import org.argouml.model.uml.behavioralelements.statemachines.StateMachinesHelper; import org.argouml.ui.targetmanager.TargetManager; import org.argouml.uml.diagram.state.ui.UMLStateDiagram; import org.argouml.uml.diagram.ui.UMLDiagram; import org.apache.log4j.Logger; /** Action to create a new statechart diagram. * @stereotype singleton */ public class ActionStateDiagram extends ActionAddDiagram { //////////////////////////////////////////////////////////////// // static variables /** * The singleton. */ public static final ActionStateDiagram SINGLETON = new ActionStateDiagram(); private static final Logger LOG = Logger.getLogger(ActionStateDiagram.class); //////////////////////////////////////////////////////////////// // constructors private ActionStateDiagram() { super("action.state-diagram"); } /** * The constructor. * * @param name the name of the action */ protected ActionStateDiagram(String name) { super(name); } /** * Overriden since it should only be possible to add statediagrams and * activitydiagrams to classifiers and behavioral features. * @see org.argouml.uml.ui.UMLAction#shouldBeEnabled() */ public boolean shouldBeEnabled() { return StateMachinesHelper.getHelper().isAddingStatemachineAllowed( TargetManager.getInstance().getModelTarget()); } /** * @see org.argouml.uml.ui.ActionAddDiagram#createDiagram(Object) */ public UMLDiagram createDiagram(Object handle) { Object target = TargetManager.getInstance().getModelTarget(); Object/*MStateMachine*/ machine = StateMachinesFactory.getFactory().buildStateMachine(target); UMLStateDiagram d = new UMLStateDiagram(ModelFacade.getNamespace(machine), machine); return d; } /** * @see org.argouml.uml.ui.ActionAddDiagram#isValidNamespace(Object) */ public boolean isValidNamespace(Object handle) { if (!ModelFacade.isANamespace(handle)) { LOG.error("No namespace as argument"); LOG.error(handle); throw new IllegalArgumentException( "The argument " + handle + "is not a namespace."); } Object/*MNamespace*/ ns = handle; if (ModelFacade.isAClassifier(ns)) { return true; } return false; } } /* end class ActionStateDiagram */ |
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