Files
rippled/src/ripple/http/api/Session.h
2013-09-22 13:27:24 -07:00

105 lines
2.9 KiB
C++

//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
#ifndef RIPPLE_HTTP_SESSION_H_INCLUDED
#define RIPPLE_HTTP_SESSION_H_INCLUDED
#include <ostream>
namespace ripple {
using namespace beast;
namespace HTTP {
/** Persistent state information for a connection session.
These values are preserved between calls for efficiency.
Some fields are input parameters, some are output parameters,
and all only become defined during specific callbacks.
*/
class Session : public Uncopyable
{
public:
/** A user-definable pointer.
The initial value is always zero.
Changes to the value are persisted between calls.
*/
void* tag;
/** Returns the Journal to use for logging. */
virtual Journal journal() = 0;
/** Returns the remote address of the connection. */
virtual IPEndpoint remoteAddress() = 0;
/** Returns `true` if the full HTTP headers have been received. */
virtual bool headersComplete() = 0;
/** Returns the currently known set of headers. */
virtual HTTPHeaders headers() = 0;
/** Returns the complete HTTP request when it is known. */
virtual SharedPtr <beast::HTTPRequest> const& request() = 0;
/** Returns the entire Content-Body, if the request is complete. */
virtual std::string content() = 0;
/** Send a copy of data asynchronously. */
/** @{ */
void write (std::string const& s)
{
if (! s.empty())
write (&s.front(),
std::distance (s.begin(), s.end()));
}
template <typename BufferSequence>
void write (BufferSequence const& buffers)
{
for (typename BufferSequence::const_iterator iter (buffers.begin());
iter != buffers.end(); ++iter)
{
typename BufferSequence::value_type const& buffer (*iter);
write (boost::asio::buffer_cast <void const*> (buffer),
boost::asio::buffer_size (buffer));
}
}
virtual void write (void const* buffer, std::size_t bytes) = 0;
/** @} */
/** Output support using ostream. */
/** @{ */
ScopedStream operator<< (std::ostream& manip (std::ostream&))
{
return ScopedStream (*this, manip);
}
template <typename T>
ScopedStream operator<< (T const& t)
{
return ScopedStream (*this, t);
}
/** @} */
/** Detach the session.
This holds the session open so that the response can be sent
asynchronously. Calls to io_service::run made by the server
will not return until all detached sessions are closed.
*/
virtual void detach() = 0;
/** Close the session.
This will be performed asynchronously. The session will be
closed gracefully after all pending writes have completed.
*/
virtual void close() = 0;
};
}
}
#endif