src/Factory.cpp
author František Kučera <franta-hg@frantovo.cz>
Sun, 09 Sep 2018 23:20:57 +0200
branchv_0
changeset 27 a64afb2d24c9
parent 25 135ef93a4ac2
child 29 142bdbba520f
permissions -rw-r--r--
use AttributeMetadata instead of std::pair for relation header

#include <relpipe/protocol/constants.h>

#include "../include/relpipe/writer/TypeId.h"
#include "../include/relpipe/writer/RelationalWriter.h"
#include "../include/relpipe/writer/Factory.h"
#include "StreamRelationalWriter.h"

namespace relpipe {
namespace writer {

RelationalWriter* Factory::create(std::ostream& output) {
	return new StreamRelationalWriter(output);
}

/**
 * Some basic constants defined in lib-protocol are re-exported in public headers of lib-reader and lib-writer,
 * so we should check (during compile-time) that they match.
 */
#define PROTOCOL_VIOLATION_TYPE_ID_ERROR "type id does not match with protocol"
static_assert((int) TypeId::BOOLEAN == relpipe::protocol::DATA_TYPE_ID_BOOLEAN, PROTOCOL_VIOLATION_TYPE_ID_ERROR);
static_assert((int) TypeId::STRING == relpipe::protocol::DATA_TYPE_ID_STRING, PROTOCOL_VIOLATION_TYPE_ID_ERROR);
static_assert((int) TypeId::INTEGER == relpipe::protocol::DATA_TYPE_ID_INTEGER, PROTOCOL_VIOLATION_TYPE_ID_ERROR);

#define PROTOCOL_VIOLATION_TYPE_DEF_ERROR "type definition does not match with protocol"
static_assert(std::is_same<relpipe::writer::boolean_t, typename relpipe::protocol::boolean_t>::value, PROTOCOL_VIOLATION_TYPE_DEF_ERROR);
static_assert(std::is_same<relpipe::writer::integer_t, typename relpipe::protocol::integer_t>::value, PROTOCOL_VIOLATION_TYPE_DEF_ERROR);
static_assert(std::is_same<relpipe::writer::string_t, typename relpipe::protocol::string_t>::value, PROTOCOL_VIOLATION_TYPE_DEF_ERROR);
static_assert(std::is_same<relpipe::writer::octet_t, typename relpipe::protocol::octet_t>::value, PROTOCOL_VIOLATION_TYPE_DEF_ERROR);

}
}