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#ifndef __URISTREAM_H__
#define __URISTREAM_H__
/**
* Phoebe DOM Implementation.
*
* This is a C++ approximation of the W3C DOM model, which follows
* fairly closely the specifications in the various .idl files, copies of
* which are provided for reference. Most important is this one:
*
* http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/idl-definitions.html
*
* Authors:
* Bob Jamison
*
* Copyright (C) 2005-2008 Bob Jamison
*
* 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* This should be the only way that we provide sources/sinks
* to any input/output stream.
*
*/
#include "../uri.h"
#include "domstream.h"
#include "httpclient.h"
namespace org
{
namespace w3c
{
namespace dom
{
namespace io
{
//#########################################################################
//# U R I I N P U T S T R E A M / R E A D E R
//#########################################################################
/**
* This class is for receiving a stream of data from a resource
* defined in a URI
*/
class UriInputStream : public InputStream
{
public:
UriInputStream(const URI &source) throw(StreamException);
virtual ~UriInputStream() throw(StreamException);
virtual int available() throw(StreamException);
virtual void close() throw(StreamException);
virtual int get() throw(StreamException);
private:
void init() throw(StreamException);//common code called by constructor
bool closed;
FILE *inf; //for file: uris
DOMString data; //for data: uris
int dataPos; // current read position in data field
int dataLen; // length of data buffer
URI uri;
int scheme;
HttpClient httpClient;
}; // class UriInputStream
/**
* This class is for receiving a stream of formatted data from a resource
* defined in a URI
*/
class UriReader : public Reader
{
public:
UriReader(const URI &source) throw(StreamException);
virtual ~UriReader() throw(StreamException);
virtual int available() throw(StreamException);
virtual void close() throw(StreamException);
virtual int get() throw(StreamException);
private:
UriInputStream *inputStream;
}; // class UriReader
//#########################################################################
//# U R I O U T P U T S T R E A M / W R I T E R
//#########################################################################
/**
* This class is for sending a stream to a destination resource
* defined in a URI
*
*/
class UriOutputStream : public OutputStream
{
public:
UriOutputStream(const URI &destination) throw(StreamException);
virtual ~UriOutputStream() throw(StreamException);
virtual void close() throw(StreamException);
virtual void flush() throw(StreamException);
virtual int put(XMLCh ch) throw(StreamException);
private:
void init() throw(StreamException); //common code called by constructor
bool closed;
bool ownsFile;
FILE *outf; //for file: uris
DOMString data; //for data: uris
URI uri;
int scheme;
HttpClient httpClient;
}; // class UriOutputStream
/**
* This class is for sending a stream of formatted data to a resource
* defined in a URI
*/
class UriWriter : public Writer
{
public:
UriWriter(const URI &source) throw(StreamException);
virtual ~UriWriter() throw(StreamException);
virtual void close() throw(StreamException);
virtual void flush() throw(StreamException);
virtual int put(XMLCh ch) throw(StreamException);
private:
UriOutputStream *outputStream;
}; // class UriReader
} //namespace io
} //namespace dom
} //namespace w3c
} //namespace org
/*#########################################################################
## E N D O F F I L E
#########################################################################*/
#endif /* __URISTREAM_H__ */
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