acl/lib_acl_cpp/include/acl_cpp/redis/redis_pubsub.hpp
2015-01-26 03:58:02 -08:00

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#pragma once
#include "acl_cpp/acl_cpp_define.hpp"
#include <vector>
#include <map>
#include "acl_cpp/redis/redis_command.hpp"
namespace acl
{
class redis_client;
class redis_result;
class string;
class ACL_CPP_API redis_pubsub : public redis_command
{
public:
redis_pubsub(redis_client* conn = NULL);
~redis_pubsub();
/////////////////////////////////////////////////////////////////////
/**
*
* @return {int} 成功发送至订阅该频道的订阅者数量
* -1表示出错
* 0没有订阅者
* > 0订阅该频道的订阅者数量
*/
int publish(const char* channel, const char* msg, size_t len);
int subscribe(const char* first_channel, ...);
int subscribe(const std::vector<const char*>& channels);
int subscribe(const std::vector<string>& channels);
int unsubscribe(const char* first_channel, ...);
int unsubscribe(const std::vector<const char*>& channels);
int unsubscribe(const std::vector<string>& channels);
int psubscribe(const char* first_pattern, ...);
int psubscribe(const std::vector<const char*>& patterns);
int psubscribe(const std::vector<string>& patterns);
int punsubscribe(const char* first_pattern, ...);
int punsubscribe(const std::vector<const char*>& patterns);
int punsubscribe(const std::vector<string>& patterns);
bool get_message(string& channel, string& msg);
int pubsub_channels(std::vector<string>& channels,
const char* first_pattern, ...);
int pubsub_channels(const std::vector<const char*>& patterns,
std::vector<string>& channels);
int pubsub_channels(const std::vector<string>& patterns,
std::vector<string>& channels);
int pubsub_numsub(std::map<string, int>& out,
const char* first_channel, ...);
int pubsub_numsub(const std::vector<const char*>& channels,
std::map<string, int>& out);
int pubsub_numsub(const std::vector<string>& channels,
std::map<string, int>& out);
int pubsub_numpat();
private:
int subop(const char* cmd, const std::vector<const char*>& channels);
int subop(const char* cmd, const std::vector<string>& channels);
int check_channel(const redis_result* obj, const char* cmd,
const string& channel);
int pubsub_numsub(std::map<string, int>& out);
};
} // namespace acl