Chemical Data Processing Library C++ API - Version 1.3.0
DataOutputHandler.hpp
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1 /*
2  * DataOutputHandler.hpp
3  *
4  * This file is part of the Chemical Data Processing Toolkit
5  *
6  * Copyright (C) 2003 Thomas Seidel <thomas.seidel@univie.ac.at>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with this library; see the file COPYING. If not, write to
20  * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21  * Boston, MA 02111-1307, USA.
22  */
23 
29 #ifndef CDPL_BASE_DATAOUTPUTHANDLER_HPP
30 #define CDPL_BASE_DATAOUTPUTHANDLER_HPP
31 
32 #include <ios>
33 #include <iosfwd>
34 #include <memory>
35 
36 #include "CDPL/Base/DataWriter.hpp"
37 
38 
39 namespace CDPL
40 {
41 
42  namespace Base
43  {
44 
45  class DataFormat;
46 
52  template <typename T>
54  {
55 
56  public:
58 
59  typedef std::shared_ptr<DataOutputHandler> SharedPointer;
60 
64  virtual ~DataOutputHandler() {}
65 
70  virtual const DataFormat& getDataFormat() const = 0;
71 
77  virtual typename WriterType::SharedPointer createWriter(std::ostream& os) const = 0;
78 
85  virtual typename WriterType::SharedPointer createWriter(const std::string& file_name,
86  std::ios_base::openmode mode = std::ios_base::in |
87  std::ios_base::out | std::ios_base::trunc | std::ios_base::binary) const = 0;
88  };
89  } // namespace Base
90 } // namespace CDPL
91 
92 #endif // CDPL_BASE_DATAOUTPUTHANDLER_HPP
Definition of the class CDPL::Base::DataWriter.
Provides meta-information about a particular data storage format.
Definition: Base/DataFormat.hpp:49
A factory interface providing methods for the creation of Base::DataWriter instances handling a parti...
Definition: DataOutputHandler.hpp:54
std::shared_ptr< DataOutputHandler > SharedPointer
Definition: DataOutputHandler.hpp:59
virtual WriterType::SharedPointer createWriter(std::ostream &os) const =0
Creates a Base::DataWriter instance that will write the data to the output stream os.
virtual ~DataOutputHandler()
Virtual destructor.
Definition: DataOutputHandler.hpp:64
virtual const DataFormat & getDataFormat() const =0
Returns a Base::DataFormat object that provides information about the handled output data format.
DataWriter< T > WriterType
Definition: DataOutputHandler.hpp:57
virtual WriterType::SharedPointer createWriter(const std::string &file_name, std::ios_base::openmode mode=std::ios_base::in|std::ios_base::out|std::ios_base::trunc|std::ios_base::binary) const =0
Creates a Base::DataWriter instance that will write the data to the file specified by file_name.
An interface for writing data objects of a given type to an arbitrary data sink.
Definition: DataWriter.hpp:63
std::shared_ptr< DataWriter > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated DataWriter instances.
Definition: DataWriter.hpp:69
The namespace of the Chemical Data Processing Library.