001 /*--------------------------------------------------------------------------+ 002 $Id: StateflowElementBase.java 26285 2010-02-18 11:22:54Z juergens $ 003 | | 004 | Copyright 2005-2010 Technische Universitaet Muenchen | 005 | | 006 | Licensed under the Apache License, Version 2.0 (the "License"); | 007 | you may not use this file except in compliance with the License. | 008 | You may obtain a copy of the License at | 009 | | 010 | http://www.apache.org/licenses/LICENSE-2.0 | 011 | | 012 | Unless required by applicable law or agreed to in writing, software | 013 | distributed under the License is distributed on an "AS IS" BASIS, | 014 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 015 | See the License for the specific language governing permissions and | 016 | limitations under the License. | 017 +--------------------------------------------------------------------------*/ 018 package edu.tum.cs.simulink.model.stateflow; 019 020 import edu.tum.cs.commons.assertion.CCSMPre; 021 import edu.tum.cs.commons.clone.IDeepCloneable; 022 import edu.tum.cs.simulink.model.ParameterizedElement; 023 import edu.tum.cs.simulink.model.SimulinkConstants; 024 025 /** 026 * Base class for all Stateflow elements. 027 * 028 * @param 029 * <P> 030 * Type of the parent of this node. 031 * 032 * @author deissenb 033 * @author $Author: juergens $ 034 * @version $Rev: 26285 $ 035 * @levd.rating GREEN Hash: EE524303902E85FC1513B53E2E1F42F5 036 */ 037 public abstract class StateflowElementBase<P extends IStateflowElement<?>> 038 extends ParameterizedElement implements IDeepCloneable, 039 IStateflowElement<P> { 040 041 /** The parent element. */ 042 private P parent; 043 044 /** Create Stateflow element. */ 045 protected StateflowElementBase() { 046 super(); 047 } 048 049 /** Copy constructor for deep cloning. */ 050 protected StateflowElementBase(StateflowElementBase<? extends P> orig) { 051 super(orig); 052 } 053 054 /** {@inheritDoc} */ 055 public P getParent() { 056 return parent; 057 } 058 059 /** {@inheritDoc} */ 060 public String getStateflowId() { 061 return getParameter(SimulinkConstants.PARAM_id); 062 } 063 064 /** {@inheritDoc} */ 065 public abstract void remove(); 066 067 /** Returns Stateflow element type + id. */ 068 @Override 069 public String toString() { 070 return getClass().getSimpleName() + " [" + getStateflowId() + "]"; 071 } 072 073 /** Set parent of this element. */ 074 /* package */void setParent(P parent) { 075 if (parent != null) { 076 CCSMPre.isTrue(this.parent == null, 077 "Cannot set parent for element that already has a parent"); 078 } 079 this.parent = parent; 080 } 081 }