00001 /* 00002 EyeDB Object Database Management System 00003 Copyright (C) 1994-2008 SYSRA 00004 00005 EyeDB is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 EyeDB is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the Free Software 00017 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA 00018 */ 00019 00020 /* 00021 Author: Eric Viara <viara@sysra.com> 00022 */ 00023 00024 00025 #ifndef _EYEDB_UNION_CLASS_H 00026 #define _EYEDB_UNION_CLASS_H 00027 00028 namespace eyedb { 00029 00035 class Union; 00036 00040 class UnionClass : public AgregatClass { 00041 friend class Union; 00042 00043 // ---------------------------------------------------------------------- 00044 // UnionClass Interface 00045 // ---------------------------------------------------------------------- 00046 public: 00052 UnionClass(const char *s, Class *p = NULL); 00053 00059 UnionClass(const char *s, const Oid *poid); 00060 00067 UnionClass(Database *db, const char *s, Class *p = NULL); 00068 00075 UnionClass(Database *db, const char *s, const Oid *poid); 00076 00082 Object *newObj(Database *db = NULL) const; 00083 00090 Object *newObj(Data data, Bool copy = True) const; 00091 00096 virtual UnionClass *asUnionClass() {return this;} 00097 00102 virtual const UnionClass *asUnionClass() const {return this;} 00103 00104 00105 virtual Status loadComplete(const Class *); 00106 }; 00107 00108 class UnionClassPtr : public AgregatClassPtr { 00109 00110 public: 00111 UnionClassPtr(UnionClass *o = 0) : AgregatClassPtr(o) { } 00112 00113 UnionClass *getUnionClass() {return dynamic_cast<UnionClass *>(o);} 00114 const UnionClass *getUnionClass() const {return dynamic_cast<UnionClass *>(o);} 00115 00116 UnionClass *operator->() {return dynamic_cast<UnionClass *>(o);} 00117 const UnionClass *operator->() const {return dynamic_cast<UnionClass *>(o);} 00118 }; 00119 00120 typedef std::vector<UnionClassPtr> UnionClassPtrVector; 00121 00126 } 00127 00128 #endif