1    	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2    	/*                                                                           */
3    	/*                  This file is part of the program and library             */
4    	/*         SCIP --- Solving Constraint Integer Programs                      */
5    	/*                                                                           */
6    	/*  Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB)                      */
7    	/*                                                                           */
8    	/*  Licensed under the Apache License, Version 2.0 (the "License");          */
9    	/*  you may not use this file except in compliance with the License.         */
10   	/*  You may obtain a copy of the License at                                  */
11   	/*                                                                           */
12   	/*      http://www.apache.org/licenses/LICENSE-2.0                           */
13   	/*                                                                           */
14   	/*  Unless required by applicable law or agreed to in writing, software      */
15   	/*  distributed under the License is distributed on an "AS IS" BASIS,        */
16   	/*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
17   	/*  See the License for the specific language governing permissions and      */
18   	/*  limitations under the License.                                           */
19   	/*                                                                           */
20   	/*  You should have received a copy of the Apache-2.0 license                */
21   	/*  along with SCIP; see the file LICENSE. If not visit scipopt.org.         */
22   	/*                                                                           */
23   	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
24   	
25   	/**@file   objcloneable.h
26   	 * @brief  definition of base class for all clonable classes
27   	 * @author Michael Winkler
28   	 */
29   	
30   	/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
31   	
32   	#ifndef __SCIP_OBJCLONEABLE_H__
33   	#define __SCIP_OBJCLONEABLE_H__
34   	
35   	#include "scip/def.h"
36   	#include "scip/scip.h"
37   	#include "objscip/type_objcloneable.h"
38   	
39   	
40   	namespace scip
41   	{
42   	   /** @brief Definition of base class for all clonable classes
43   	    *
44   	    * All C++ wrapper object plugins should extend this class, except constraint handlers and variable pricers. This is
45   	    * needed to be able to copy (clone) a SCIP instance.
46   	    */
47   	   struct ObjCloneable
48   	   {
49   	      virtual ~ObjCloneable() {}
50   	
51   	      /** assignment of polymorphic classes causes slicing and is therefore disabled. */
52   	      ObjCloneable& operator=(const ObjCloneable& o) = delete;
53   	
54   	      /** assignment of polymorphic classes causes slicing and is therefore disabled. */
55   	      ObjCloneable& operator=(ObjCloneable&& o) = delete;
56   	
57   	      /** clone method, used to copy plugins which are not constraint handlers or variable pricer plugins */
58   	      virtual SCIP_DECL_OBJCLONEABLECLONE(ObjCloneable* clone)
59   	      {
60   	         return 0;
61   	      }
62   	
63   	      /** returns whether the plugin object is copyable */
64   	      virtual SCIP_DECL_OBJCLONEABLEISCLONEABLE(iscloneable)
65   	      {
66   	         return false;
67   	      }
68   	   };
69   	}
70   	
71   	#endif
72