ChannelFind::shared_pointer DbPvProvider::channelFind(
string const & channelName,
ChannelFindRequester::shared_pointer const &channelFindRequester)
{
struct dbAddr dbAddr;
long result = dbNameToAddr(channelName.c_str(),&dbAddr);
if(result==0) {
channelFindRequester->channelFindResult(
Status::Ok,
channelFinder,
true);
} else {
Status notFoundStatus(Status::STATUSTYPE_ERROR,"pv not found");
channelFindRequester.get()->channelFindResult(
notFoundStatus,
channelFinder,
false);
}
return channelFinder;
}
ChannelFind::shared_pointer ChannelProviderLocal::channelFind(
string const & channelName,
ChannelFindRequester::shared_pointer const &channelFindRequester)
{
Lock xx(mutex);
PVRecordPtr pvRecord = pvDatabase->findRecord(channelName);
if(pvRecord) {
channelFindRequester->channelFindResult(
Status::Ok,
channelFinder,
true);
} else {
Status notFoundStatus(Status::STATUSTYPE_ERROR,"pv not found");
channelFindRequester->channelFindResult(
notFoundStatus,
channelFinder,
false);
}
return channelFinder;
}
Channel::shared_pointer ChannelProviderLocal::createChannel(
string const & channelName,
ChannelRequester::shared_pointer const &channelRequester,
short priority)
{
Lock xx(mutex);
PVRecordPtr pvRecord = pvDatabase->findRecord(channelName);
if(pvRecord) {
ChannelLocalPtr channel(new ChannelLocal(
getPtrSelf(),channelRequester,pvRecord));
channelRequester->channelCreated(
Status::Ok,
channel);
pvRecord->addPVRecordClient(channel);
return channel;
}
Status notFoundStatus(Status::STATUSTYPE_ERROR,"pv not found");
channelRequester->channelCreated(
notFoundStatus,
Channel::shared_pointer());
return Channel::shared_pointer();
}
Channel::shared_pointer DbPvProvider::createChannel(
string const & channelName,
ChannelRequester::shared_pointer const &channelRequester,
short priority,
string const & address)
{
struct dbAddr dbAddr;
long result = dbNameToAddr(channelName.c_str(),&dbAddr);
if(result!=0) {
Status notFoundStatus(Status::STATUSTYPE_ERROR,"pv not found");
channelRequester->channelCreated(
notFoundStatus,
Channel::shared_pointer());
return Channel::shared_pointer();
}
std::tr1::shared_ptr<DbAddr> addr(new DbAddr());
memcpy(addr.get(),&dbAddr,sizeof(dbAddr));
DbPvPtr v3Channel(new DbPv(
getPtrSelf(),
channelRequester,channelName,addr));
v3Channel->init();
channelRequester->channelCreated(Status::Ok,v3Channel);
return v3Channel;
}
