incredis/src/scan_iterator.cpp

63 lines
2.4 KiB
C++

/* Copyright 2016, Michele Santullo
* This file is part of "incredis".
*
* "incredis" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "incredis" is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with "incredis". If not, see <http://www.gnu.org/licenses/>.
*/
#include "scan_iterator.hpp"
#include "incredis/int_conv.hpp"
#include "command.hpp"
#include <cassert>
#include <ciso646>
#include <string>
namespace redis {
namespace implem {
ScanIteratorBaseClass::ScanIteratorBaseClass (Command* parCommand) :
ScanIteratorBaseClass(parCommand, boost::string_view())
{
}
ScanIteratorBaseClass::ScanIteratorBaseClass (Command* parCommand, boost::string_view parMatchPattern) :
m_command(parCommand),
m_match_pattern(parMatchPattern)
{
assert(m_command);
assert(m_command->is_connected());
}
bool ScanIteratorBaseClass::is_connected() const {
return m_command and m_command->is_connected();
}
Reply ScanIteratorBaseClass::run (const char* parCommand, RedisInt parScanContext, std::size_t parCount) {
const auto scan_context = int_conv<std::string>(parScanContext);
const auto count_hint = int_conv<std::string>(parCount);
if (m_match_pattern.empty())
return m_command->run(parCommand, scan_context, "COUNT", count_hint);
else
return m_command->run(parCommand, scan_context, "MATCH", m_match_pattern, "COUNT", count_hint);
}
Reply ScanIteratorBaseClass::run (const char* parCommand, const boost::string_view& parParameter, RedisInt parScanContext, std::size_t parCount) {
const auto scan_context = int_conv<std::string>(parScanContext);
const auto count_hint = int_conv<std::string>(parCount);
if (m_match_pattern.empty())
return m_command->run(parCommand, parParameter, scan_context, "COUNT", count_hint);
else
return m_command->run(parCommand, parParameter, scan_context, "MATCH", m_match_pattern, "COUNT", count_hint);
}
} //namespace implem
} //namespace redis