TestChannelRequester Struct Reference

#include "utilities.h"

Inheritance diagram for TestChannelRequester:

Collaboration diagram for TestChannelRequester:

Public Member Functions
	POINTER_DEFINITIONS (TestChannelRequester)
	TestChannelRequester ()
virtual	~TestChannelRequester ()
virtual void	channelCreated (const epics::pvData::Status &status, epics::pvAccess::Channel::shared_pointer const &channel)
virtual void	channelStateChange (epics::pvAccess::Channel::shared_pointer const &channel, epics::pvAccess::Channel::ConnectionState connectionState)
bool	waitForConnect ()
Public Member Functions inherited from epics::pvAccess::ChannelRequester
	POINTER_DEFINITIONS (ChannelRequester)
	ChannelRequester ()
virtual	~ChannelRequester ()
virtual void	channelCreated (const epics::pvData::Status &status, Channel::shared_pointer const &channel)=0
virtual void	channelStateChange (Channel::shared_pointer const &channel, Channel::ConnectionState connectionState)=0
virtual std::tr1::shared_ptr< const PeerInfo >	getPeerInfo ()
	Return information on connected peer if applicable. More...
Public Member Functions inherited from epics::pvAccess::Requester
	POINTER_DEFINITIONS (Requester)
virtual	~Requester ()
virtual std::string	getRequesterName ()=0
virtual void	message (std::string const &message, MessageType messageType=errorMessage)

Public Attributes
epicsMutex	lock
epicsEvent	wait
epics::pvAccess::Channel::shared_pointer	chan
epics::pvData::Status	status
epics::pvAccess::Channel::ConnectionState	laststate

Additional Inherited Members
Public Types inherited from epics::pvAccess::ChannelRequester
typedef Channel	operation_type
Static Public Attributes inherited from epics::pvAccess::ChannelRequester
static size_t	num_instances

Detailed Description

Definition at line 59 of file utilities.h.

Constructor & Destructor Documentation

TestChannelRequester::TestChannelRequester

(

)

Definition at line 23 of file utilities.cpp.

    :laststate(pva::Channel::NEVER_CONNECTED)
{
    epicsAtomicIncrSizeT(&countTestChannelRequester);
}

TestChannelRequester::~TestChannelRequester ( )

virtual

Definition at line 30 of file utilities.cpp.

{
    epicsAtomicDecrSizeT(&countTestChannelRequester);
}

Member Function Documentation

void TestChannelRequester::channelCreated ( const epics::pvData::Status &  status, epics::pvAccess::Channel::shared_pointer const &  channel  )

virtual

Definition at line 35 of file utilities.cpp.

{
    testDiag("channelCreated %s", channel ? channel->getChannelName().c_str() : "<fails>");
    Guard G(lock);
    laststate = pva::Channel::CONNECTED;
    this->status = status;
    chan = channel;
    wait.trigger();
}

void TestChannelRequester::channelStateChange ( epics::pvAccess::Channel::shared_pointer const &  channel, epics::pvAccess::Channel::ConnectionState  connectionState  )

virtual

Definition at line 45 of file utilities.cpp.

{
    testDiag("channelStateChange %s %d", channel->getChannelName().c_str(), (int)connectionState);
    Guard G(lock);
    laststate = connectionState;
    wait.trigger();
}

TestChannelRequester::POINTER_DEFINITIONS

(

TestChannelRequester

)

bool TestChannelRequester::waitForConnect

(

)

Definition at line 54 of file utilities.cpp.

{
    Guard G(lock);
    assert(chan);
    while(true) {
        pva::Channel::ConnectionState cur = chan->getConnectionState();
        switch(cur) {
        case pva::Channel::NEVER_CONNECTED:
            break;
        case pva::Channel::CONNECTED:
            return true;
        case pva::Channel::DISCONNECTED:
        case pva::Channel::DESTROYED:
            return false;
        }
        UnGuard U(G);
        wait.wait();
    }

}

Member Data Documentation

epics::pvAccess::Channel::shared_pointer TestChannelRequester::chan

Definition at line 66 of file utilities.h.

epics::pvAccess::Channel::ConnectionState TestChannelRequester::laststate

Definition at line 68 of file utilities.h.

epicsMutex TestChannelRequester::lock

Definition at line 64 of file utilities.h.

epics::pvData::Status TestChannelRequester::status

Definition at line 67 of file utilities.h.

epicsEvent TestChannelRequester::wait

Definition at line 65 of file utilities.h.

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

• modules/pva2pva/common/utilities.h
• modules/pva2pva/common/utilities.cpp