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