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_BYTE_H 00026 #define _EYEDB_BYTE_H 00027 00028 namespace eyedb { 00029 00038 class Byte : public Basic { 00039 00040 // ----------------------------------------------------------------------- 00041 // Byte Interface 00042 // ----------------------------------------------------------------------- 00043 public: 00048 Byte(unsigned char c =0); 00049 00056 Byte(Database *db, unsigned char c = 0, const Dataspace *dataspace = 0); 00057 00062 Byte(const Byte *o); 00063 00068 Byte(const Byte &o); 00069 00074 Byte& operator=(const Byte &o); 00075 00080 virtual Object *clone() const {return new Byte(*this);} 00081 00089 Status trace(FILE* fd = stdout, unsigned int flags = 0, const RecMode * recmode = RecMode::FullRecurs) const; 00090 00096 Status setValue(Data data); 00097 00103 Status getValue(Data* data) const; 00104 00109 virtual Byte *asByte() {return this;} 00110 00115 virtual const Byte *asByte() const {return this;} 00116 00117 // ----------------------------------------------------------------------- 00118 // Byte Private Part 00119 // ----------------------------------------------------------------------- 00120 private: 00121 Status trace_realize(FILE*, int, unsigned int, const RecMode *) const; 00122 unsigned char val; 00123 Status create(); 00124 Status update(); 00125 }; 00126 00127 class BytePtr : public BasicPtr { 00128 00129 public: 00130 BytePtr(Byte *o = 0) : BasicPtr(o) { } 00131 00132 Byte *getByte() {return dynamic_cast<Byte *>(o);} 00133 const Byte *getByte() const {return dynamic_cast<Byte *>(o);} 00134 00135 Byte *operator->() {return dynamic_cast<Byte *>(o);} 00136 const Byte *operator->() const {return dynamic_cast<Byte *>(o);} 00137 }; 00138 00139 typedef std::vector<BytePtr> BytePtrVector; 00140 00141 extern ByteClass *Byte_Class; 00142 extern const char byte_class_name[]; 00143 00148 } 00149 00150 #endif