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// $Id$
#include "dds4ccm/impl/ndds/Utils.h"
#include "dds4ccm/impl/ndds/DataReader.h"
#include "ciao/Logger/Log_Macros.h"
#include "dds4ccm/impl/ndds/DataReaderHandler_T.h"
#include "tao/ORB_Core.h"
// Implementation skeleton constructor
template <typename DDS_TYPE, typename CCM_TYPE>
CIAO::DDS4CCM::RTI::DataReaderListener_T<DDS_TYPE, CCM_TYPE>::DataReaderListener_T (
typename CCM_TYPE::listener_type::_ptr_type listener,
::CCM_DDS::PortStatusListener_ptr port_status_listener,
::CCM_DDS::DataListenerControl_ptr control)
: PortStatusListener_T <DDS_TYPE, CCM_TYPE> (port_status_listener) ,
listener_ (CCM_TYPE::listener_type::_duplicate (listener)),
control_ (::CCM_DDS::DataListenerControl::_duplicate (control))
{
CIAO_TRACE ("CIAO::DDS4CCM::RTI::DataReaderListener_T::DataReaderListener_T");
}
// Implementation skeleton destructor
template <typename DDS_TYPE, typename CCM_TYPE>
CIAO::DDS4CCM::RTI::DataReaderListener_T<DDS_TYPE, CCM_TYPE>::~DataReaderListener_T (void)
{
CIAO_TRACE ("CIAO::DDS4CCM::RTI::DataReaderListener_T::~DataReaderListener_T");
}
template <typename DDS_TYPE, typename CCM_TYPE>
void
CIAO::DDS4CCM::RTI::DataReaderListener_T<DDS_TYPE, CCM_TYPE>::on_data_available(::DDS::DataReader *rdr)
{
CIAO_TRACE ("CIAO::DDS4CCM::RTI::DataReaderListener_T::on_data_available");
if (CORBA::is_nil (this->control_.in ()) || this->control_->mode () == ::CCM_DDS::NOT_ENABLED)
return;
::CIAO::DDS4CCM::RTI::RTI_DataReader_i* rd =
dynamic_cast < ::CIAO::DDS4CCM::RTI::RTI_DataReader_i*>(rdr);
if (!rd)
{
/* In this specific case, this will never fail */
ACE_ERROR ((LM_ERROR, ACE_TEXT ("DataReaderListener_T::dynamic_cast failed.\n")));
return;
}
typename DDS_TYPE::data_reader * reader =
dynamic_cast< typename DDS_TYPE::data_reader * > ((rd->get_impl ()));
if (!reader)
{
/* In this specific case, this will never fail */
ACE_ERROR ((LM_ERROR, ACE_TEXT ("DataReaderListener_T::narrow failed.\n")));
return;
}
// for now, don't use a DataReaderHandler. Just perform inline.
// ::CIAO::DDS4CCM::RTI::DataReaderHandler_T<DDS_TYPE, CCM_TYPE>* rh =
// new ::CIAO::DDS4CCM::RTI::DataReaderHandler_T<DDS_TYPE, CCM_TYPE>(this->listener_.in (), reader);
// this->context_->get_CCM_object()->_get_orb ()->orb_core ()->reactor ()->notify (rh);
typename DDS_TYPE::dds_seq_type data;
DDS_SampleInfoSeq sample_info;
::DDS::ReturnCode_t const result = reader->take (
data,
sample_info,
DDS_LENGTH_UNLIMITED,
DDS_NOT_READ_SAMPLE_STATE,
DDS_NEW_VIEW_STATE | DDS_NOT_NEW_VIEW_STATE,
DDS_ANY_INSTANCE_STATE);
if (result == DDS_RETCODE_NO_DATA)
return;
else if (result != DDS_RETCODE_OK)
{
CIAO_ERROR (1, (LM_ERROR, ACE_TEXT ("Unable to take data from data reader, error %d.\n"), result));
return;
}
if (this->control_->mode () == ::CCM_DDS::ONE_BY_ONE)
{
for (::DDS_Long i = 0; i < data.length (); ++i)
{
if (sample_info[i].valid_data)
{
::CCM_DDS::ReadInfo info;
info <<= sample_info[i];
listener_->on_one_data (data[i], info);
}
}
}
else
{
CORBA::ULong nr_of_samples = 0;
for (::DDS_Long i = 0 ; i < sample_info.length(); i++)
{
if (sample_info[i].valid_data)
{
++nr_of_samples;
}
}
if (nr_of_samples > 0)
{
typename CCM_TYPE::seq_type::_var_type inst_seq = new typename CCM_TYPE::seq_type;
::CCM_DDS::ReadInfoSeq_var infoseq = new ::CCM_DDS::ReadInfoSeq;
infoseq->length (nr_of_samples);
inst_seq->length (nr_of_samples);
// Copy the valid samples
CORBA::ULong ix = 0;
for (::DDS_Long i = 0 ; i < sample_info.length(); i++)
{
if(sample_info[i].valid_data)
{
infoseq[ix] <<= sample_info[i];
inst_seq[ix] = data[i];
++ix;
}
}
listener_->on_many_data (inst_seq, infoseq);
}
}
// Return the loan
reader->return_loan(data, sample_info);
}
template <typename DDS_TYPE, typename CCM_TYPE>
::DDS::StatusMask
CIAO::DDS4CCM::RTI::DataReaderListener_T<DDS_TYPE, CCM_TYPE>::get_mask (void)
{
return DDS_DATA_AVAILABLE_STATUS |
DDS_REQUESTED_DEADLINE_MISSED_STATUS |
DDS_SAMPLE_LOST_STATUS;
}
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