00001 /* 00002 * File: FilePositionOnTape.h 00003 * 00004 * Copyright Jonathan Schaeffer 2009-2010, 00005 * CC-IN2P3, CNRS <jonathan.schaeffer@cc.in2p3.fr> 00006 * Contributors : Andres Gomez, 00007 * CC-IN2P3, CNRS <andres.gomez@cc.in2p3.fr> 00008 * 00009 * This software is a computer program whose purpose is to schedule, sort 00010 * and submit file requests to the hierarchical storage system HPSS. 00011 * 00012 * This software is governed by the CeCILL license under French law and 00013 * abiding by the rules of distribution of free software. You can use, 00014 * modify and/or redistribute the software under the terms of the CeCILL 00015 * license as circulated by CEA, CNRS and INRIA at the following URL 00016 * "http://www.cecill.info". 00017 * 00018 * As a counterpart to the access to the source code and rights to copy, 00019 * modify and redistribute granted by the license, users are provided only 00020 * with a limited warranty and the software's author, the holder of the 00021 * economic rights, and the successive licensors have only limited 00022 * liability. 00023 * 00024 * In this respect, the user's attention is drawn to the risks associated 00025 * with loading, using, modifying and/or developing or reproducing the 00026 * software by the user in light of its specific status of free software, 00027 * that may mean that it is complicated to manipulate, and that also 00028 * therefore means that it is reserved for developers and experienced 00029 * professionals having in-depth computer knowledge. Users are therefore 00030 * encouraged to load and test the software's suitability as regards their 00031 * requirements in conditions enabling the security of their systems and/or 00032 * data to be ensured and, more generally, to use and operate it in the 00033 * same conditions as regards security. 00034 * 00035 * The fact that you are presently reading this means that you have had 00036 * knowledge of the CeCILL license and that you accept its terms. 00037 * 00038 */ 00039 00040 #ifndef FILEPOSITIONONTAPE_H_ 00041 #define FILEPOSITIONONTAPE_H_ 00042 #define METADATA_MAXAGE 900 // TODO AngocA Configurator 00043 #include <time.h> 00044 #include "File.h" 00045 #include "Tape.h" 00046 #include "FilesController.h" 00047 #include "TapesController.h" 00048 #include "Exceptions.h" 00049 #include "logger.h" 00050 00051 using namespace log4cxx; 00052 00053 namespace treqs { 00055 00065 class FilePositionOnTape { 00066 public: 00068 FilePositionOnTape(); 00070 ~FilePositionOnTape(); 00072 File *getFileRef() const; 00074 unsigned int getPosition() const; 00076 Tape *getTapeRef() const; 00078 time_t getMetadataTimestamp() const; 00080 void setFileRef(File *FileRef); 00082 void setPosition(int Position); 00084 void setTapeRef(Tape *TapeRef); 00086 void setMetadataTimestamp(time_t); 00088 bool isMetadataOutdated(); 00090 00094 std::string getFileName() throw (NoFileRefException); 00096 00099 void prepareCleanup(); 00100 00101 private: 00102 static LoggerPtr logger; 00104 File* FileRef; 00106 Tape* TapeRef; 00108 int Position; 00110 time_t MetadataTimestamp; 00111 00112 }; 00113 00114 } 00115 #endif /* FILEPOSITIONONTAPE_H_ */