acl/lib_acl_cpp/include/acl_cpp/redis/redis_stream.hpp

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2018-11-06 00:03:52 +08:00
#pragma once
#include "../acl_cpp_define.hpp"
#include "../stdlib/string.hpp"
#include "redis_command.hpp"
namespace acl
{
class redis_client;
class redis_client_cluster;
struct redis_stream_message
{
string name;
string value;
};
struct redis_stream_messages
{
string key;
std::map<string, std::vector<redis_stream_message> > messages;
};
class ACL_CPP_API redis_stream : virtual public redis_command
{
public:
redis_stream(void);
redis_stream(redis_client* conn);
redis_stream(redis_client_cluster* cluster, size_t max_conns = 0);
virtual ~redis_stream(void);
/////////////////////////////////////////////////////////////////////
bool xadd(const char* key, const std::map<string, string>& fields,
string& result, const char* id = "*");
bool xadd(const char* key, const std::vector<string>& names,
const std::vector<string>& values,
string& result, const char* id = "*");
bool xadd(const char* key, const std::vector<const char*>& names,
const std::vector<const char*>& values,
string& result, const char* id = "*");
bool xadd(const char* key, const char* names[], const size_t names_len[],
const char* values[], const size_t values_len[], size_t argc,
string& result, const char* id = "*");
/////////////////////////////////////////////////////////////////////
bool xread(const std::map<string, string>& streams,
redis_stream_messages& messages,
size_t count = 0, size_t block = 0);
/////////////////////////////////////////////////////////////////////
bool xgroup_create(const char* key, const char* group,
const char* id = "$");
int xgroup_destroy(const char* key, const char* group);
bool xgroup_setid(const char* key, const char* group,
const char* id = "$");
int xgroup_delconsumer(const char* key, const char* group,
const char* consumer);
/////////////////////////////////////////////////////////////////////
private:
void build(const char* cmd, const char* key, const char* id,
const std::map<string, string>& fields);
void build(const char* cmd, const char* key, const char* id,
const std::vector<string>& names,
const std::vector<string>& values);
void build(const char* cmd, const char* key, const char* id,
const std::vector<const char*>& names,
const std::vector<const char*>& values);
void build(const char* cmd, const char* key, const char* id,
const char* names[], const size_t names_len[],
const char* values[], const size_t values_len[], size_t argc);
void xread_build(const std::map<string, string>& streams,
size_t count, size_t block);
void xread_streams_results(const redis_result& res,
redis_stream_messages& messages);
void xread_stream_messages(const redis_result& child,
redis_stream_messages& messages);
bool xread_stream_message(const redis_result& res,
string& name, string& value);
};
}