kanzi::connect::NetworkListener Class Reference

A class that runs network thread and acts as a bridge between the server and clients. More...

#include <network_listener.hpp>

Inheritance diagram for kanzi::connect::NetworkListener:

Classes
class	Observer
	Allows to receive notifications from network listener. More...

Public Types
typedef vector< MessagePackage >	MessageContainer
	Container type for network messages. More...

Public Member Functions
void	addObserver (Observer *observer)
	Add observer to listen for network events. More...
ConnectionAdapterSharedPtr	getAdapter ()
	Return the adapter that this network listener uses. More...
ConnectionAdapter *	getConnectionAdapter (const int clientId) const
	Find the connection adapter that handles the connection for the given client. More...
virtual bool	getParameter (size_t id, size_t &param)
	Allows to query a listener-specific parameter. More...
string	getRemoteIPAddress (size_t handle)
	Gets the IP Address of the remote peer. More...
	NetworkListener (ConnectDomain *domain, MessagePackage::SerializationFormat serializationFormat)
	Constructor. More...
int	purgeInactiveConnections ()
	Clean up connections that are no longer active. More...
MessageArray	receive (size_t clientId, bool patchClientId=true)
	Retrieves incoming data packet from a given client. More...
void	removeObserver (Observer *observer)
	Remove observer. More...
void	reset ()
	Resets the internal network listener state. More...
void	start (ConnectionAdapterSharedPtr connectionAdapter, const ConnectionAdapter::Parameters &parameters)
	Starts listening connections, using given network adapter and parameters. More...
void	stop ()
	Stop listening connections and tears down the networking thread. More...
bool	transmit (size_t clientId, const MessagePackage &message)
	Sends a data packet to given client. More...
void	useDiagnosticsManager (DiagnosticsManagerSharedPtr diagnosticsManager)
	Attach diagnostics manager to this network listener. More...
virtual	~NetworkListener ()
	Destructor. More...

Static Public Attributes
static const size_t	ParamTypeSerializationFormat = SERIALIZATION_FORMAT_PARAM_ID
	Use a parameter ID to query serialization format. More...

Protected Member Functions
void	run ()
	Network thread function. More...

Detailed Description

A class that runs network thread and acts as a bridge between the server and clients.

This class initializes connection adapter according to given parameters and starts a network thread. It is responsible of transmitting and receiving data through message translators and maintains connections of clients.

Member Typedef Documentation

MessageContainer

typedef vector<MessagePackage> kanzi::connect::NetworkListener::MessageContainer

Container type for network messages.

Constructor & Destructor Documentation

NetworkListener()

kanzi::connect::NetworkListener::NetworkListener	(	ConnectDomain *	domain,
		MessagePackage::SerializationFormat	serializationFormat
	)

Constructor.

~NetworkListener()

virtual kanzi::connect::NetworkListener::~NetworkListener ( )

virtual

Destructor.

Member Function Documentation

addObserver()

void kanzi::connect::NetworkListener::addObserver

(

Observer *

observer

)

Add observer to listen for network events.

Parameters

observer

Observer to add.

getAdapter()

ConnectionAdapterSharedPtr kanzi::connect::NetworkListener::getAdapter

(

)

Return the adapter that this network listener uses.

Returns

The adapter shared pointer. Can be null.

getConnectionAdapter()

ConnectionAdapter* kanzi::connect::NetworkListener::getConnectionAdapter

(

const int

clientId

)

const

Find the connection adapter that handles the connection for the given client.

Parameters

clientId

Identifies the client.

Returns

Pointer to the connection adapter, null pointer if not found.

getParameter()

virtual bool kanzi::connect::NetworkListener::getParameter ( size_t  id, size_t &  param  )

virtual

Allows to query a listener-specific parameter.

Supported parameters: ParamTypeSerializationFormat

Parameters

id	Id of the parameter.
param	Value of the parameter (out).

Returns

If parameter was successfully queried, true, otherwise false.

getRemoteIPAddress()

string kanzi::connect::NetworkListener::getRemoteIPAddress

(

size_t

handle

)

Gets the IP Address of the remote peer.

Parameters

handle

Identfies the remote peer.

Returns

IP address of the remote peer.

purgeInactiveConnections()

int kanzi::connect::NetworkListener::purgeInactiveConnections

(

)

Clean up connections that are no longer active.

Returns

The number of connections that were removed.

receive()

MessageArray kanzi::connect::NetworkListener::receive	(	size_t	clientId,
		bool	patchClientId = true
	)

Retrieves incoming data packet from a given client.

Parameters

clientId	The id of the client that sends the data.
patchClientId	Patches the returned messages with the requested client identifier.

Returns

Messages that were received from the client.

removeObserver()

void kanzi::connect::NetworkListener::removeObserver

(

Observer *

observer

)

Remove observer.

Parameters

observer

Observer to remove.

reset()

void kanzi::connect::NetworkListener::reset

(

)

Resets the internal network listener state.

run()

void kanzi::connect::NetworkListener::run ( )

protected

Network thread function.

start()

void kanzi::connect::NetworkListener::start	(	ConnectionAdapterSharedPtr	connectionAdapter,
		const ConnectionAdapter::Parameters &	parameters
	)

Starts listening connections, using given network adapter and parameters.

Parameters

connectionAdapter	Adapter to use for communication.
parameters	Parameters for the network adapter.

stop()

void kanzi::connect::NetworkListener::stop

(

)

Stop listening connections and tears down the networking thread.

transmit()

bool kanzi::connect::NetworkListener::transmit	(	size_t	clientId,
		const MessagePackage &	message
	)

Sends a data packet to given client.

Parameters

clientId	The id of the client that should receive the message.
message	Message to be sent.

Returns

If message is sent, true, otherwise false.

useDiagnosticsManager()

void kanzi::connect::NetworkListener::useDiagnosticsManager

(

DiagnosticsManagerSharedPtr

diagnosticsManager

)

Attach diagnostics manager to this network listener.

Member Data Documentation

ParamTypeSerializationFormat

const size_t kanzi::connect::NetworkListener::ParamTypeSerializationFormat = SERIALIZATION_FORMAT_PARAM_ID

static

Use a parameter ID to query serialization format.

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

• connect/network_listener.hpp