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fcoll.h

Go to the documentation of this file.

#ifndef fcoll_H
#define fcoll_H

#include "zipios++/zipios-config.h"

#include <vector>
#include <string>

#include "zipios++/fcollexceptions.h"
#include "zipios++/fileentry.h"

namespace zipios {

using std::vector;

class FileCollection {
public:
  explicit FileCollection() 
    : _filename( "-"   ),
      _entries ( 0     ),
      _valid   ( false ) {}

  inline FileCollection( const FileCollection &src ) ;

  inline const FileCollection &operator= ( const FileCollection &src ) ;
  
  virtual void close() = 0 ;

  virtual ConstEntries entries() const ;

  enum MatchPath { IGNORE, MATCH } ;

  virtual ConstEntryPointer getEntry( const string &name, 
                                     MatchPath matchpath = MATCH ) const ;
  virtual istream *getInputStream( const ConstEntryPointer &entry ) = 0 ;
  virtual istream *getInputStream( const string &entry_name, 
                                     MatchPath matchpath = MATCH ) = 0 ;
  virtual string getName() const ;
  virtual int size() const ;

  bool isValid() const { return _valid ; }

  virtual FileCollection *clone() const = 0 ;


  virtual ~FileCollection () ;
protected:
  string _filename ;
  Entries _entries ;
  bool _valid ;
};


//
// Inline methods
//

FileCollection::FileCollection( const FileCollection &src ) 
  : _filename( src._filename ),
    _valid   ( src._valid    )
{
  _entries.reserve( src._entries.size() ) ;
  Entries::const_iterator it ;
  for ( it = src._entries.begin() ; it != src._entries.end() ; ++it )
    _entries.push_back( (*it)->clone() ) ;
}

const FileCollection &FileCollection::operator= ( const FileCollection &src ) {
  if ( this != &src ) {
    _filename = src._filename ;
    _valid    = src._valid    ;
    _entries.clear() ;
    _entries.reserve( src._entries.size() ) ;
    
    Entries::const_iterator it ;
    for ( it = src._entries.begin() ; it != src._entries.end() ; ++it )
      _entries.push_back( (*it)->clone() ) ;
  }
  return *this ;
}

} // namespace

#endif


/*
  Zipios++ - a small C++ library that provides easy access to .zip files.
  Copyright (C) 2000  Thomas Søndergaard
  
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2 of the License, or (at your option) any later version.
  
  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.
  
  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
*/

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