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/**
* @author William R. Otte <wotte@dre.vanderbilt.edu>
* @author Johnny Willemsen (jwillemsen@remedy.nl)
*
* $Id$
*
* Wrapper facade for NDDS.
*/
#ifndef READER_T_H_
#define READER_T_H_
#include "dds4ccm/idl/ccm_ddsC.h"
#include "ace/Copy_Disabled.h"
#include "dds4ccm/impl/dds4ccm_conf.h"
#include "dds4ccm/impl/LocalObject.h"
namespace CIAO
{
namespace DDS4CCM
{
class ConditionManager;
template <typename READER_TYPE, typename TYPED_DDS_READER, typename VALUE_TYPE, typename SEQ_VALUE_TYPE>
class Reader_T :
public virtual READER_TYPE,
public virtual LocalObject,
private virtual ACE_Copy_Disabled
{
public:
/// Constructor
Reader_T (void);
/// Destructor
virtual ~Reader_T (void);
virtual void read_last (
SEQ_VALUE_TYPE& instances,
::CCM_DDS::ReadInfoSeq& infos);
virtual void read_all (
SEQ_VALUE_TYPE& instances,
::CCM_DDS::ReadInfoSeq& infos);
virtual void read_one_last (
VALUE_TYPE& an_instance,
::CCM_DDS::ReadInfo_out info,
DDS_INSTANCE_HANDLE_T_IN instance_handle);
virtual void read_one_all (
const VALUE_TYPE& an_instance,
SEQ_VALUE_TYPE& instances,
::CCM_DDS::ReadInfoSeq& infos,
DDS_INSTANCE_HANDLE_T_IN instance_handle);
virtual ::CCM_DDS::QueryFilter *query (void);
virtual void query (const ::CCM_DDS::QueryFilter & filter);
void set_dds_reader (::DDS::DataReader_ptr dr,
::CIAO::DDS4CCM::ConditionManager * condition_manager);
::DDS::DataReader_ptr get_dds_reader (void);
private:
typename TYPED_DDS_READER::_var_type dds_reader_;
::CIAO::DDS4CCM::ConditionManager * condition_manager_;
typename TYPED_DDS_READER::_ptr_type dds_reader (void);
// Helper methods
::CORBA::ULong get_nr_valid_samples (
const ::DDS::SampleInfoSeq& sample_infos,
const bool determine_last);
::DDS::InstanceHandle_t check_handle (
const VALUE_TYPE& an_instance,
DDS_INSTANCE_HANDLE_T_IN instance_handle);
void convert_data (
const SEQ_VALUE_TYPE& all_data,
SEQ_VALUE_TYPE& data_to_return,
::CCM_DDS::ReadInfoSeq& infos,
const ::DDS::SampleInfoSeq & sample_info);
void read_wo_instance (
SEQ_VALUE_TYPE& data,
::DDS::SampleInfoSeq & sample_info,
::DDS::QueryCondition_ptr qc);
void read_w_instance (
SEQ_VALUE_TYPE& data,
::DDS::SampleInfoSeq & sample_info,
DDS_INSTANCE_HANDLE_T_IN lookup_hnd);
void return_loan (
SEQ_VALUE_TYPE& data,
::DDS::SampleInfoSeq sample_info,
bool throw_exception=true);
};
}
}
#include "dds4ccm/impl/Reader_T.cpp"
#endif /* READER_T_H_ */
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