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The source code// $Id: OCLUtil.java,v 1.12 2004/09/21 19:03:29 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.ocl; import java.util.*; import org.argouml.model.ModelFacade; /** * Helper methods for OCL support. * * @author Steffen Zschaler */ public final class OCLUtil { /** OCLUtil shall not be instantiated! */ private OCLUtil () { } /** * Get the inner-most enclosing namespace for the model element. * * @param me the modelelement * @return a namespace */ public static Object getInnerMostEnclosingNamespace (Object me) { if (!ModelFacade.isAModelElement(me)) { throw new IllegalArgumentException(); } while ((me != null) && (!(ModelFacade.isANamespace(me)))) { me = ModelFacade.getModelElementContainer(me); } return me; } /** * Return a context string for the given model element. * * @param me the model element for which to create a context string. * * @return the context string for the model element. */ public static String getContextString (final Object me) { if (me == null || !(org.argouml.model.ModelFacade.isAModelElement(me))) return ""; Object mnsContext = getInnerMostEnclosingNamespace ( me); if (ModelFacade.isABehavioralFeature(me)) { StringBuffer sbContext = new StringBuffer ("context "); sbContext.append (ModelFacade.getName(mnsContext)); sbContext.append ("::"); sbContext.append (ModelFacade.getName(me)); sbContext.append (" ("); Collection lParams = ModelFacade.getParameters(me); String sReturnType = null; boolean fFirstParam = true; for (Iterator i = lParams.iterator(); i.hasNext();) { Object mp = i.next(); //MParameter if (ModelFacade.isReturn(mp)) { sReturnType = ModelFacade.getName(ModelFacade.getType(mp)); } else { if (fFirstParam) { fFirstParam = false; } else { sbContext.append ("; "); } sbContext.append(ModelFacade.getType(mp)).append(": "); sbContext.append(ModelFacade.getName( ModelFacade.getType(mp))); } } sbContext.append (")"); // The ocl toolkit does not like void return types if (sReturnType != null && !sReturnType.equalsIgnoreCase("void")) { sbContext.append (": ").append (sReturnType); } return sbContext.toString(); } else { return "context " + ModelFacade.getName(mnsContext); } } } |
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