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cpp_set_client.hpp
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337 lines (266 loc) · 8.98 KB
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#ifndef cpp_set_client_h__
#define cpp_set_client_h__
#include "client_interface.hpp"
namespace cpp_redis {
class set_client :public client {
public:
set_client() = default;
virtual ~set_client()
{
}
//返回当前set的个数
int set_add(std::vector<std::string>&& keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::sadd),
std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0]:0);
}
//返回当前set的个数,删除失败直接返回-1
int set_delete_elem(std::vector<std::string>&& keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::srem),
std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
//是返回ture,其它一律为false
virtual bool set_is_member(std::string&& key, std::string&& value)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::sismember),
std::forward<std::string>(key), std::forward<std::string>(value));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return false;
}
const auto result = res->get_int_results();
if (result.empty()) {
return false;
}
return ((result[0] == 1) ? true : false);
}
//随机移除一个元素
virtual std::string set_rdel_elem(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::spop_elem), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))) {
return "";
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return"";
}
const auto result = res->get_results();
if (result.empty()) {
return "";
}
return ((result[0] == g_nil) ? "" : std::move(result[0]));
}
//count >0表示元素不会重复, <0表示元素会重复
virtual std::vector <std::string> set_rand_elem(std::string&& key, int count)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::srandmember), std::forward<std::string>(key), std::move(unit::int_to_string(count)));
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return{};
}
auto result = res->get_results();
if (result.empty() || result[0] == g_nil) {
return {};
}
return std::move(result);
}
virtual bool set_move_elem(std::string&& src_key, std::string&& dst_key, std::string&& member)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::smove), std::forward<std::string>(src_key),
std::forward<std::string>(dst_key), std::forward<std::string>(member));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return false;
}
const auto resulut = res->get_int_results();
if (resulut.empty()) {
return false;
}
return ((resulut[0] == 1) ? true : false);
}
virtual size_t set_get_size(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::ssize), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto resulut = res->get_int_results();
if (resulut.empty()) {
return 0;
}
return resulut[0];
}
virtual std::vector <std::string> set_get_all_member(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::smembers), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return{};
}
auto result = res->get_results();
if (result.empty() || result[0] == g_nil) {
return {};
}
return std::move(result);
}
//求集合的交集，如果一个为空，就返回空
virtual std::vector <std::string> set_sinter(std::vector<std::string>&& keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::sinter),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return{};
}
auto result = res->get_results();
return ((!result.empty()) ? std::move(result) : std::move(std::vector<std::string>{}));
}
//求集合的交集，如果一个为空，就返回空,并保存另外一个地方
virtual int set_inter_store(std::vector<std::string>&& keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::ssinter_store),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
auto result = res->get_int_results();
return ((!result.empty()) ? result[0] :0);
}
//求集合的并集合,不存在key就视为空
//(返回一个集合的全部成员，该集合是所有给定集合的并集)
//A{1:1234,2:5678,37895,4:910245} B{1:1234,2:7895,3:78945}
//A U B={1234,5678,7895,10245}
virtual std::vector <std::string> set_union(std::vector<std::string>&&keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::sunion), std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return{};
}
auto result = res->get_results();
if (result.empty()) {
return {};
}
return std::move(result);
}
//求集合的并集，如果一个为空，就返回空,并保存另外一个地方
//(返回一个集合的全部成员，该集合是所有给定集合的并集)
//src_key可以是本身自己
virtual int set_union_store(std::vector<std::string>&&keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::ssunion_store),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
//返回一个集合的全部成员，该集合是所有给定集合之间的差集。
//不存在的 key 被视为空集。
virtual std::vector <std::string> set_diff(std::vector<std::string>&& keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::sdiff), std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return{};
}
auto results = res->get_results();
return ((!results.empty()) ? std::move(results) : std::move(std::vector <std::string>()));
}
//返回一个集合的全部成员，该集合是所有给定集合之间的差集。
//不存在的 key 被视为空集。然后保存起来
virtual int set_diff_store(std::vector<std::string>&&keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::sdiff_store),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
auto results = res->get_int_results();
return ((!results.empty()) ? results[0]:0);
}
};
}
#endif // cpp_set_client_h__