pqxx::notification_receiver Class Reference

#include <notification.hxx>

List of all members.

Public Member Functions

 notification_receiver (connection_base &c, const std::string &channel)
 Register the receiver with a connection.
virtual ~notification_receiver ()
const std::string & channel () const
 The channel that this receiver listens on.
virtual void operator() (const std::string &payload, int backend_pid)=0
 Overridable: action to invoke when notification arrives.

Protected Member Functions

connection_baseconn () const PQXX_NOEXCEPT

Constructor & Destructor Documentation

pqxx::notification_receiver::notification_receiver ( connection_base c,
const std::string &  channel 
)

Register the receiver with a connection.

Parameters:
c Connnection to operate on.
channel Name of the notification to listen for.
pqxx::notification_receiver::~notification_receiver (  )  [virtual]

References conn().


Member Function Documentation

const std::string& pqxx::notification_receiver::channel (  )  const

The channel that this receiver listens on.

connection_base& pqxx::notification_receiver::conn (  )  const [protected]

Referenced by ~notification_receiver().

virtual void pqxx::notification_receiver::operator() ( const std::string &  payload,
int  backend_pid 
) [pure virtual]

Overridable: action to invoke when notification arrives.

Parameters:
payload On PostgreSQL 9.0 or later, an optional string that may have been passed to the NOTIFY command.
backend_pid Process ID of the database backend process that served our connection when the notification arrived. The actual process ID behind the connection may have changed by the time this method is called.

The documentation for this class was generated from the following files:

Generated on 16 Mar 2017 for libpqxx by  doxygen 1.6.1