This is a channel element that represents the input endpoint of a connection, i.e. More...

#include <rtt/internal/ConnInputEndPoint.hpp>

Inheritance diagram for RTT::internal::ConnInputEndpoint< T >:

Public Types
typedef base::MultipleOutputsChannelElement< T >	Base

typedef boost::intrusive_ptr< ConnInputEndpoint< T > >	shared_ptr

typedef ChannelElement< T >::value_t	value_t

typedef ChannelElement< T >::param_t	param_t

typedef ChannelElement< T >::reference_t	reference_t

typedef std::list< Output >	Outputs

Public Member Functions
	ConnInputEndpoint (OutputPort< T > *port)

	~ConnInputEndpoint ()

virtual bool	inputReady (base::ChannelElementBase::shared_ptr const &)
	This is called by an input port when it is ready to receive data. More...

virtual bool	disconnect (const base::ChannelElementBase::shared_ptr &channel, bool forward)
	Overridden implementation of ChannelElementBase::disconnect(forward, channel). More...

virtual base::PortInterface *	getPort () const
	Gets the port this channel element is connected to. More...

virtual base::ChannelElementBase::shared_ptr	getInputEndPoint ()
	Returns the first input channel element of this connection. More...

virtual base::ChannelElement< T >::shared_ptr	getSharedBuffer ()

base::ChannelElement< T >::shared_ptr	getWriteEndpoint ()

std::string	getElementName () const
	Returns the class name of this element. More...

virtual WriteStatus	data_sample (param_t sample, bool reset=true)
	Provides a data sample to initialize this connection. More...

virtual value_t	data_sample ()

virtual WriteStatus	write (param_t sample)
	Writes a new sample on this connection. More...

virtual bool	connected ()
	Returns true, if this channel element has at least one output, independent of whether is has an input connection or not. More...

virtual bool	signal ()
	Overridden implementation of ChannelElementBase::signal() which forwards the signal to all outputs. More...

virtual bool	channelReady (ChannelElementBase::shared_ptr const &caller, ConnPolicy const &policy, internal::ConnID *conn_id=0)
	Overridden implementation of ChannelElementBase::channelReady() which forwards the signal to all outputs. More...

virtual void	disconnect (bool forward)
	Performs a disconnection of this channel's endpoints. More...

template<typename T >
ChannelElement< T > *	narrow ()
	Return a pointer to the typed variant of this ChannelElementBase. More...

shared_ptr	getInput ()
	Returns the current input channel element. More...

shared_ptr	getInput ()

shared_ptr	getOutput ()
	Returns the next channel element in the channel's propagation direction. More...

shared_ptr	getOutput ()

virtual shared_ptr	getOutputEndPoint ()
	Returns the last output channel element of this connection. More...

virtual bool	connectTo (ChannelElementBase::shared_ptr const &output, bool mandatory=true)
	Connects a new output to this element. More...

virtual bool	connectFrom (ChannelElementBase::shared_ptr const &input)
	Connects a new input to this element. More...

virtual bool	signalFrom (ChannelElementBase *)
	Signals that there is new data available on this channel Forwards to signal() unless overwritten in a derived class. More...

virtual void	clear ()
	Clears any data stored by the channel. More...

virtual const ConnPolicy *	getConnPolicy () const
	Get a pointer to the connection policy used to build this channel element, if available. More...

RTT_DEPRECATED void	setOutput (const ChannelElementBase::shared_ptr &output)

RTT_DEPRECATED void	setInput (const ChannelElementBase::shared_ptr &input)

virtual bool	isRemoteElement () const
	This function may be used to identify, if the current element uses a network transport, to send the data to the next Element in the logical chain. More...

virtual std::string	getRemoteURI () const
	This function returns the URI of the next channel element in the logical chain. More...

virtual std::string	getLocalURI () const
	This function return the URI of this element. More...

virtual FlowStatus	read (reference_t sample, bool copy_old_data=true)
	Reads a sample from the connection. More...

Static Public Member Functions
template<typename T >
static ChannelElement< T > *	narrow (ChannelElementBase *e)
	Return a pointer to the typed instance of a ChannelElementBase. More...

Protected Member Functions
virtual bool	addOutput (ChannelElementBase::shared_ptr const &output, bool mandatory=true)
	Sets the new output channel element of this element or adds a channel to the outputs list. More...

virtual void	removeOutput (ChannelElementBase::shared_ptr const &output)
	Remove an output from the outputs list. More...

void	removeDisconnectedOutputs ()
	Iterate over all output channels and remove the ones that have been marked as disconnected (after a failed write() or data_sample() call). More...

void	ref ()
	Increases the reference count. More...

void	deref ()
	Decreases the reference count, and deletes the object if it is zero. More...

virtual bool	addInput (shared_ptr const &input)
	Sets the new input channel element of this element or adds a channel to the inputs list. More...

virtual void	removeInput (shared_ptr const &input)
	Remove an input from the inputs list. More...

Protected Attributes
Outputs	outputs

RTT::os::SharedMutex	outputs_lock

shared_ptr	input

shared_ptr	output

RTT::os::SharedMutex	input_lock

RTT::os::SharedMutex	output_lock

Detailed Description

template<typename T>
class RTT::internal::ConnInputEndpoint< T >

This is a channel element that represents the input endpoint of a connection, i.e.

the part that is connected to the OutputPort

Definition at line 51 of file ConnInputEndPoint.hpp.

Member Typedef Documentation

template<typename T>

typedef base::MultipleOutputsChannelElement<T> RTT::internal::ConnInputEndpoint< T >::Base

Definition at line 57 of file ConnInputEndPoint.hpp.

typedef std::list<Output> RTT::base::MultipleOutputsChannelElementBase::Outputs

inherited

Definition at line 403 of file ChannelElementBase.hpp.

template<typename T >

typedef ChannelElement<T>::param_t RTT::base::MultipleOutputsChannelElement< T >::param_t

inherited

Definition at line 258 of file ChannelElement.hpp.

template<typename T >

typedef ChannelElement<T>::reference_t RTT::base::MultipleOutputsChannelElement< T >::reference_t

inherited

Definition at line 259 of file ChannelElement.hpp.

template<typename T>

typedef boost::intrusive_ptr<ConnInputEndpoint<T> > RTT::internal::ConnInputEndpoint< T >::shared_ptr

Definition at line 58 of file ConnInputEndPoint.hpp.

template<typename T >

typedef ChannelElement<T>::value_t RTT::base::MultipleOutputsChannelElement< T >::value_t

inherited

Definition at line 257 of file ChannelElement.hpp.

Constructor & Destructor Documentation

template<typename T>

RTT::internal::ConnInputEndpoint< T >::ConnInputEndpoint ( OutputPort< T > * port )

inline

Definition at line 60 of file ConnInputEndPoint.hpp.

template<typename T>

RTT::internal::ConnInputEndpoint< T >::~ConnInputEndpoint ( )

inline

Definition at line 63 of file ConnInputEndPoint.hpp.

Member Function Documentation

bool ChannelElementBase::addInput ( shared_ptr const & input )

protectedvirtualinherited

Sets the new input channel element of this element or adds a channel to the inputs list.

Parameters

input the previous element in chain.

Returns: true if the input was set or false if this element does not support multiple inputs and the input is already set.

Reimplemented in RTT::base::MultipleInputsChannelElementBase.

Definition at line 106 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::input, and RTT::base::ChannelElementBase::input_lock.

Referenced by RTT::base::ChannelElementBase::connectFrom().

bool MultipleOutputsChannelElementBase::addOutput	(	ChannelElementBase::shared_ptr const &	output,
		bool	mandatory = `true`
	)

protectedvirtualinherited

Sets the new output channel element of this element or adds a channel to the outputs list.

Parameters

output	the next element in chain.
mandatory	whether the added output is mandatory for a write to succeed

Returns: true if the output was set or false if this element does not support multiple outputs and the output is already set.

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 335 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::output, RTT::base::MultipleOutputsChannelElementBase::Output::Output(), RTT::base::MultipleOutputsChannelElementBase::outputs, and RTT::base::MultipleOutputsChannelElementBase::outputs_lock.

bool MultipleOutputsChannelElementBase::channelReady	(	ChannelElementBase::shared_ptr const &	caller,
		ConnPolicy const &	policy,
		internal::ConnID *	conn_id = `0`
	)

virtualinherited

Overridden implementation of ChannelElementBase::channelReady() which forwards the signal to all outputs.

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 365 of file ChannelInterface.cpp.

References RTT::base::MultipleOutputsChannelElementBase::outputs, and RTT::base::MultipleOutputsChannelElementBase::outputs_lock.

void ChannelElementBase::clear ( )

virtualinherited

Clears any data stored by the channel.

It means that ChannelElement::read() will return false afterwards (provided that no new data has been written on the meantime of course)

By default, the channel element forwards the calls to its input

Reimplemented in RTT::base::MultipleInputsChannelElementBase, RTT::internal::SharedConnection< T >, RTT::internal::ChannelBufferElement< T >, and RTT::internal::ChannelDataElement< T >.

Definition at line 188 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::getInput(), and RTT::base::ChannelElementBase::input.

Referenced by RTT::internal::ChannelDataElement< T >::clear(), RTT::internal::ChannelBufferElement< T >::clear(), and RTT::internal::SharedConnection< T >::clear().

bool MultipleOutputsChannelElementBase::connected ( )

virtualinherited

Returns true, if this channel element has at least one output, independent of whether is has an input connection or not.

Reimplemented from RTT::base::ChannelElementBase.

Reimplemented in RTT::base::MultipleInputsMultipleOutputsChannelElementBase.

Definition at line 350 of file ChannelInterface.cpp.

References RTT::base::MultipleOutputsChannelElementBase::outputs, and RTT::base::MultipleOutputsChannelElementBase::outputs_lock.

Referenced by RTT::internal::ConnFactory::buildChannelInput(), RTT::base::MultipleInputsMultipleOutputsChannelElementBase::connected(), and RTT::internal::ConnInputEndpoint< T >::disconnect().

bool ChannelElementBase::connectFrom ( ChannelElementBase::shared_ptr const & input )

virtualinherited

Connects a new input to this element.

Parameters

input the previous element in chain.

Definition at line 96 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::addInput(), and RTT::base::ChannelElementBase::removeInput().

bool ChannelElementBase::connectTo	(	ChannelElementBase::shared_ptr const &	output,
		bool	mandatory = `true`
	)

virtualinherited

Connects a new output to this element.

Parameters

output	the next element in chain.
mandatory	whether the added output is mandatory for a write operation to succeed

Definition at line 69 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::addOutput(), and RTT::base::ChannelElementBase::removeOutput().

Referenced by RTT::internal::ConnFactory::buildChannelInput(), RTT::internal::ConnFactory::buildChannelOutput(), RTT::internal::ConnFactory::buildSharedConnection(), and RTT::internal::ConnFactory::createAndCheckSharedConnection().

template<typename T>

virtual value_t RTT::base::ChannelElement< T >::data_sample ( )

inlinevirtualinherited

Reimplemented in RTT::internal::SharedConnection< T >, RTT::internal::ChannelBufferElement< T >, RTT::base::MultipleInputsChannelElement< T >, and RTT::internal::ChannelDataElement< T >.

Definition at line 92 of file ChannelElement.hpp.

References RTT::base::ChannelElement< T >::data_sample(), RTT::base::ChannelElement< T >::getInput(), and RTT::base::ChannelElementBase::input.

Referenced by RTT::internal::ChannelDataElement< T >::data_sample(), RTT::internal::ChannelBufferElement< T >::data_sample(), and RTT::corba::RemoteChannelElement< T >::data_sample().

template<typename T >

virtual WriteStatus RTT::base::MultipleOutputsChannelElement< T >::data_sample	(	param_t	sample,
		bool	reset = `true`
	)

inlinevirtualinherited

Provides a data sample to initialize this connection.

This is used before the first write() in order to inform this connection of the size of the data. As such enough storage space can be allocated before the actual writing begins.

Returns: false if an error occured that requires the channel to be invalidated.

Reimplemented from RTT::base::ChannelElement< T >.

Reimplemented in RTT::internal::SharedConnection< T >.

Definition at line 261 of file ChannelElement.hpp.

References RTT::base::ChannelElement< T >::data_sample(), RTT::NotConnected, RTT::base::ChannelElementBase::output, and RTT::WriteSuccess.

void ChannelElementBase::deref ( )

protectedinherited

Decreases the reference count, and deletes the object if it is zero.

Definition at line 467 of file ChannelInterface.cpp.

References oro_atomic_dec_and_test().

Referenced by RTT::corba::RemoteChannelElement< T >::_remove_ref().

template<typename T>

virtual bool RTT::internal::ConnInputEndpoint< T >::disconnect	(	const base::ChannelElementBase::shared_ptr &	channel,
		bool	forward
	)

inlinevirtual

Overridden implementation of ChannelElementBase::disconnect(forward, channel).

Reimplemented from RTT::base::MultipleOutputsChannelElementBase.

Definition at line 72 of file ConnInputEndPoint.hpp.

References RTT::base::MultipleOutputsChannelElementBase::connected(), RTT::base::MultipleOutputsChannelElementBase::disconnect(), and RTT::base::PortInterface::getManager().

void ChannelElementBase::disconnect ( bool forward )

virtualinherited

Performs a disconnection of this channel's endpoints.

If forward is true, then the disconnection is initiated by the input endpoint. Otherwise, it has been initiated by the output endpoint.

Definition at line 130 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::getInput(), RTT::base::ChannelElementBase::getOutput(), RTT::base::ChannelElementBase::input, RTT::base::ChannelElementBase::output, RTT::base::ChannelElementBase::removeInput(), and RTT::base::ChannelElementBase::removeOutput().

Referenced by RTT::corba::RemoteChannelElement< T >::disconnect(), RTT::base::MultipleInputsChannelElementBase::disconnect(), RTT::base::MultipleOutputsChannelElementBase::disconnect(), RTT::internal::ConnectionManager::eraseConnection(), and RTT::corba::RemoteChannelElement< T >::remoteDisconnect().

const ConnPolicy * ChannelElementBase::getConnPolicy ( ) const

virtualinherited

Get a pointer to the connection policy used to build this channel element, if available.

This method will be overwritten for data and buffer elements.

Returns: null if there is no ConnPolicy associated with this element, a pointer to an instance of ConnPolicy otherwise.

Reimplemented in RTT::internal::ChannelBufferElement< T >, RTT::internal::ChannelDataElement< T >, and RTT::internal::SharedConnectionBase.

Definition at line 207 of file ChannelInterface.cpp.

Referenced by RTT::internal::ConnFactory::buildChannelInput(), and RTT::internal::ConnFactory::buildChannelOutput().

template<typename T>

std::string RTT::internal::ConnInputEndpoint< T >::getElementName ( ) const

inlinevirtual

Returns the class name of this element.

This is primary useful for special case handling in the connection tracking.

Returns: The name of the class of the ChannelElement

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 118 of file ConnInputEndPoint.hpp.

template<typename T>

shared_ptr RTT::base::ChannelElement< T >::getInput ( )

inlineinherited

Definition at line 71 of file ChannelElement.hpp.

References RTT::base::ChannelElementBase::getInput().

Referenced by RTT::base::ChannelElement< T >::data_sample(), RTT::internal::ConnInputEndpoint< T >::getSharedBuffer(), RTT::corba::RemoteChannelElement< T >::inputReady(), RTT::base::ChannelElement< T >::read(), and RTT::mqueue::MQChannelElement< T >::signal().

ChannelElementBase::shared_ptr ChannelElementBase::getInput ( )

inherited

Returns the current input channel element.

This will only return a valid channel element if another element has received this object as an argument to connectTo().

Returns

Definition at line 57 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::input, and RTT::base::ChannelElementBase::input_lock.

Referenced by RTT::base::ChannelElementBase::channelReady(), RTT::base::ChannelElementBase::clear(), RTT::base::ChannelElementBase::disconnect(), RTT::base::ChannelElement< T >::getInput(), RTT::base::ChannelElementBase::getInputEndPoint(), RTT::mqueue::MQChannelElement< T >::getLocalURI(), and RTT::corba::RemoteChannelElement< T >::getLocalURI().

template<typename T>

virtual base::ChannelElementBase::shared_ptr RTT::internal::ConnInputEndpoint< T >::getInputEndPoint ( )

inlinevirtual

Returns the first input channel element of this connection.

Will return the channel element the furthest away from the input port, or this if none.

Returns: getInput() ? getInput()->getInputEndPoint() : this

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 98 of file ConnInputEndPoint.hpp.

std::string ChannelElementBase::getLocalURI ( ) const

virtualinherited

This function return the URI of this element.

The URI must be unique.

Returns: URI of this element.

Reimplemented in RTT::corba::RemoteChannelElement< T >, and RTT::mqueue::MQChannelElement< T >.

Definition at line 223 of file ChannelInterface.cpp.

Referenced by RTT::mqueue::MQChannelElement< T >::getLocalURI(), and RTT::corba::RemoteChannelElement< T >::getLocalURI().

template<typename T>

shared_ptr RTT::base::ChannelElement< T >::getOutput ( )

inlineinherited

Definition at line 66 of file ChannelElement.hpp.

References RTT::base::ChannelElementBase::getOutput().

Referenced by RTT::base::ChannelElement< T >::data_sample(), RTT::internal::ConnOutputEndpoint< T >::getSharedBuffer(), RTT::mqueue::MQChannelElement< T >::signal(), and RTT::base::ChannelElement< T >::write().

ChannelElementBase::shared_ptr ChannelElementBase::getOutput ( )

inherited

Returns the next channel element in the channel's propagation direction.

Definition at line 63 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::output, and RTT::base::ChannelElementBase::output_lock.

Referenced by RTT::base::ChannelElementBase::channelReady(), RTT::base::ChannelElementBase::disconnect(), RTT::base::ChannelElement< T >::getOutput(), RTT::base::ChannelElementBase::getOutputEndPoint(), RTT::mqueue::MQChannelElement< T >::getRemoteURI(), RTT::corba::RemoteChannelElement< T >::getRemoteURI(), and RTT::base::ChannelElementBase::signal().

ChannelElementBase::shared_ptr ChannelElementBase::getOutputEndPoint ( )

virtualinherited

Returns the last output channel element of this connection.

Will return the channel element the furthest away from the output port, or this if none.

Returns: getOutput() ? getOutput()->getOutputEndPoint() : this

Reimplemented in RTT::internal::ConnOutputEndpoint< T >.

Definition at line 163 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::getOutput(), and RTT::base::ChannelElementBase::output.

Referenced by RTT::corba::CDataFlowInterface_i::deregisterChannel().

template<typename T>

virtual base::PortInterface* RTT::internal::ConnInputEndpoint< T >::getPort ( ) const

inlinevirtual

Gets the port this channel element is connected to.

Returns: null if no port is connected to this element, the port (or a proxy representing the port) otherwise.

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 94 of file ConnInputEndPoint.hpp.

std::string ChannelElementBase::getRemoteURI ( ) const

virtualinherited

This function returns the URI of the next channel element in the logical chain.

The URI must be unique. E.g: In the local case output->getLocalURI() In the remote case the URI of the remote channel element.

Returns: URI of the next element.

Reimplemented in RTT::corba::RemoteChannelElement< T >, and RTT::mqueue::MQChannelElement< T >.

Definition at line 215 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::output.

Referenced by RTT::mqueue::MQChannelElement< T >::getRemoteURI(), and RTT::corba::RemoteChannelElement< T >::getRemoteURI().

template<typename T>

virtual base::ChannelElement<T>::shared_ptr RTT::internal::ConnInputEndpoint< T >::getSharedBuffer ( )

inlinevirtual

Definition at line 103 of file ConnInputEndPoint.hpp.

References RTT::base::ChannelElement< T >::getInput().

Referenced by RTT::internal::ConnInputEndpoint< T >::getWriteEndpoint().

template<typename T>

base::ChannelElement<T>::shared_ptr RTT::internal::ConnInputEndpoint< T >::getWriteEndpoint ( )

inline

Definition at line 108 of file ConnInputEndPoint.hpp.

References RTT::internal::ConnInputEndpoint< T >::getSharedBuffer().

template<typename T>

virtual bool RTT::internal::ConnInputEndpoint< T >::inputReady ( base::ChannelElementBase::shared_ptr const & caller )

inlinevirtual

This is called by an input port when it is ready to receive data.

Each channel element has the responsibility to pass this notification on to the next, in the direction of the output.

Returns: false if a fatal connection failure was encountered and the channel needs to be destroyed.

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 66 of file ConnInputEndPoint.hpp.

References RTT::base::MultipleOutputsChannelElementBase::disconnect().

bool ChannelElementBase::isRemoteElement ( ) const

virtualinherited

This function may be used to identify, if the current element uses a network transport, to send the data to the next Element in the logical chain.

Returns: true if a network transport is used.

Reimplemented in RTT::corba::RemoteChannelElement< T >, and RTT::mqueue::MQChannelElement< T >.

Definition at line 211 of file ChannelInterface.cpp.

template<typename T >

static ChannelElement<T>* RTT::base::ChannelElementBase::narrow ( ChannelElementBase * e )

inlinestaticinherited

Return a pointer to the typed instance of a ChannelElementBase.

Definition at line 101 of file ChannelElementBase.hpp.

Referenced by RTT::base::MultipleInputsChannelElement< T >::read().

template<typename T >

ChannelElement<T>* RTT::base::ChannelElementBase::narrow ( )

inlineinherited

Return a pointer to the typed variant of this ChannelElementBase.

Definition at line 109 of file ChannelElementBase.hpp.

template<typename T>

virtual FlowStatus RTT::base::ChannelElement< T >::read	(	reference_t	sample,
		bool	copy_old_data = `true`
	)

inlinevirtualinherited

Reads a sample from the connection.

sample is a reference which will get updated if a sample is available. The method returns true if a sample was available, and false otherwise. If false is returned, then sample is not modified by the method

Reimplemented in RTT::internal::SharedConnection< T >, RTT::base::MultipleInputsChannelElement< T >, RTT::internal::ChannelBufferElement< T >, and RTT::internal::ChannelDataElement< T >.

Definition at line 118 of file ChannelElement.hpp.

References RTT::base::ChannelElement< T >::getInput(), RTT::base::ChannelElementBase::input, RTT::NoData, and RTT::base::ChannelElement< T >::read().

Referenced by RTT::base::ChannelElement< T >::read(), RTT::base::MultipleInputsChannelElement< T >::read(), RTT::internal::SharedConnection< T >::read(), RTT::corba::RemoteChannelElement< T >::read(), and RTT::mqueue::MQChannelElement< T >::signal().

void ChannelElementBase::ref ( )

protectedinherited

Increases the reference count.

Definition at line 462 of file ChannelInterface.cpp.

References oro_atomic_inc().

Referenced by RTT::corba::RemoteChannelElement< T >::_add_ref(), and RTT::corba::RemoteChannelElement< T >::RemoteChannelElement().

void MultipleOutputsChannelElementBase::removeDisconnectedOutputs ( )

protectedinherited

Iterate over all output channels and remove the ones that have been marked as disconnected (after a failed write() or data_sample() call).

Definition at line 419 of file ChannelInterface.cpp.

References RTT::base::MultipleOutputsChannelElementBase::Output::channel, RTT::base::MultipleOutputsChannelElementBase::Output::disconnected, RTT::base::ChannelElementBase::output, RTT::base::MultipleOutputsChannelElementBase::outputs, RTT::base::MultipleOutputsChannelElementBase::outputs_lock, and RTT::base::MultipleOutputsChannelElementBase::removeOutput().

void ChannelElementBase::removeInput ( shared_ptr const & input )

protectedvirtualinherited

Remove an input from the inputs list.

Parameters

input the element to be removed, or null to remove unconditionally

Reimplemented in RTT::base::MultipleInputsChannelElementBase, and RTT::base::MultipleInputsChannelElement< T >.

Definition at line 115 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::input_lock.

Referenced by RTT::base::ChannelElementBase::connectFrom(), RTT::base::ChannelElementBase::disconnect(), and RTT::base::MultipleInputsChannelElementBase::disconnect().

void MultipleOutputsChannelElementBase::removeOutput ( ChannelElementBase::shared_ptr const & output )

protectedvirtualinherited

Remove an output from the outputs list.

Parameters

output the element to be removed

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 345 of file ChannelInterface.cpp.

References RTT::base::MultipleOutputsChannelElementBase::outputs.

Referenced by RTT::base::MultipleOutputsChannelElementBase::disconnect(), and RTT::base::MultipleOutputsChannelElementBase::removeDisconnectedOutputs().

RTT_DEPRECATED void RTT::base::ChannelElementBase::setInput ( const ChannelElementBase::shared_ptr & input )

inlineinherited

Definition at line 244 of file ChannelElementBase.hpp.

RTT_DEPRECATED void RTT::base::ChannelElementBase::setOutput ( const ChannelElementBase::shared_ptr & output )

inlineinherited

Definition at line 238 of file ChannelElementBase.hpp.

bool MultipleOutputsChannelElementBase::signal ( )

virtualinherited

Overridden implementation of ChannelElementBase::signal() which forwards the signal to all outputs.

Reimplemented from RTT::base::ChannelElementBase.

Definition at line 356 of file ChannelInterface.cpp.

References RTT::base::ChannelElementBase::output, RTT::base::MultipleOutputsChannelElementBase::outputs, RTT::base::MultipleOutputsChannelElementBase::outputs_lock, and RTT::base::ChannelElementBase::signal().

virtual bool RTT::base::ChannelElementBase::signalFrom ( ChannelElementBase * )

inlinevirtualinherited

Signals that there is new data available on this channel Forwards to signal() unless overwritten in a derived class.

Reimplemented in RTT::base::MultipleInputsChannelElementBase.

Definition at line 173 of file ChannelElementBase.hpp.

template<typename T >

virtual WriteStatus RTT::base::MultipleOutputsChannelElement< T >::write ( param_t sample )

inlinevirtualinherited

Writes a new sample on this connection.

sample is the sample to write. Writes the sample to all connected channels

Returns: false if an error occured that requires the channel to be invalidated. In no ways it indicates that the sample has been received by the other side of the channel.

Reimplemented from RTT::base::ChannelElement< T >.

Reimplemented in RTT::internal::SharedConnection< T >.

Definition at line 297 of file ChannelElement.hpp.

References RTT::NotConnected, RTT::base::ChannelElementBase::output, RTT::base::ChannelElement< T >::write(), and RTT::WriteSuccess.