urifilestreamfactory.cpp

This software aims to create an applet and panel tools to manage a wireless interface card, such as

//
// URIFileStreamFactory.cpp
//
// $Id: //poco/Main/Foundation/src/URIFileStreamFactory.cpp#5 $
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//


#include "Foundation/URIFileStreamFactory.h"
#include "Foundation/URI.h"
#include "Foundation/Path.h"
#include "Foundation/File.h"
#include "Foundation/Exception.h"
#include <fstream>


Foundation_BEGIN


URIFileStreamFactory::URIFileStreamFactory()
{
}


URIFileStreamFactory::~URIFileStreamFactory()
{
}


std::istream* URIFileStreamFactory::open(const URI& uri)
{
	poco_assert (uri.isRelative() || uri.getScheme() == "file");

	std::string uriPath = uri.getPath();
	if (uriPath.substr(0, 2) == "./")
		uriPath.erase(0, 2);
	Path p(uriPath, Path::PATH_UNIX);
	p.setNode(uri.getHost());
	std::string localPath = p.toString();

	File file(localPath);
	if (!file.exists()) throw FileNotFoundException(localPath);
	
	std::ifstream* istr = new std::ifstream(localPath.c_str(), std::ios::binary);
	if (!istr->good())
	{
		delete istr;
		throw OpenFileException(localPath);
	}	
	return istr;
}


Foundation_END