Windows下Redis缓存服务器的使用 .NET StackExchange.Redis Redis Desktop Manager
内容导读
互联网集市收集整理的这篇技术教程文章主要介绍了Windows下Redis缓存服务器的使用 .NET StackExchange.Redis Redis Desktop Manager,小编现在分享给大家,供广大互联网技能从业者学习和参考。文章包含28700字,纯文字阅读大概需要42分钟。
内容图文
Redis缓存服务器是一款key/value数据库,读110000次/s,写81000次/s,因为是内存操作所以速度飞快,常见用法有存用户令牌、短信验证码等
官网显示Redis本身并没有Windows版本的,微软官方开发了基于Windows的Redis服务器:MSOpenTech/redis
一、Redis服务端
首先下载Redis服务器,点击前往下载.msi版本,双击安装Redis服务端就有了,并以服务的形式随系统一起启动:
安装好Redis服务器之后第一件事就是设置密码,进入安装目录:C:\Program Files\Redis - 找到配置文件:redis.windows-service.conf - 找到:# requirepass foobared - 回车换行加上:requirepass 这里写自己的新密码(顶行写,前面不要留空格) - 到服务里重启Redis服务,或者重启电脑
不设置密码的坏处,看看携程这哥们的遭遇就知道了:记一次Redis被攻击的事件
二、Redis客户端(命令行和可视化工具RDM)
命令行方式演示:启动Redis客户端、读写Redis服务器
上图命令解释:
cd C:\Program Files\Redis:cd命令进入Redis安装目录,相当于Windows系统里双击进入Redis的安装目录
redis-cli.exe:打开redis-cli客户端程序,相当于Windows系统里双击运行一个exe程序(安装了上面的Redis服务端程序,需要一个客户端程序连接这个服务端。连接本机redis服务器直接敲此命令,连接远程的需要加ip和端口,例:redis-cli.exe -h 111.11.11.111 -p 6379)
keys *:查看所有键值对(如果Redis服务器设置了密码,这条命令会报错,需要先输入密码,执行此命令:auth 你的密码)
set blog oppoic.cnblogs.com:设置一个键值对,键是:blog,值是:oppoic.cnblogs.com(按目录存储:set 目录名:键 值)
get blog:获取键为blog对应的值
keys *:查看所有键值对
其他常用命令:
config get dir:获取redis安装目录
ping:返回PONG表示redis服务器正常
redis-cli.exe:进入第一个数据库(默认),redis一共0到15共16个库,进入第三个库 redis-cli -n 2(已经进去了,select 0~15 随意切换)
quit:退出redis程序
exit:退出dos窗口
flushdb:删除当前选择数据库中的所有key
flushall:删除所有数据库中的数据库
更多命令:https://redis.io/commands
至此,一个运行在本机的Redis缓存服务器已经搭建完成,并且可以读写了。但是命令行显然对小白用户不友好,可视化工具登场:Redis Desktop Manager
左侧树显示已经有一个连接了,点击底部的Connect to Redis Server再添加一个连接:
Name:连接名称,随便起
Host:主机地址,本机就是127.0.0.1,远程的输入对应IP
Port:端口,Redis服务器默认端口6379
Auth:密码,设置了就输,没设置留空
连上Redis服务器就可以看到,默认16个库(配置文件可改),索引从0开始。常见用法是一个项目一个库,项目下不同功能模块分不同目录存在这个库下。
有了可视化工具之后的操作就不用说了,双击,右键新建、删除。。。会用Windows系统的都会用这个工具。相比于命令行,Redis Desktop Manager这个可视化工具更友好,调试远程服务器上的数据也更方便,指哪打哪。
注:本机可以这样,连接远程服务器需要到服务器上的Redis安装目录下,找到redis.windows-service.conf文件,找到bind 127.0.0.1 前面加"#"注释掉,然后到服务里右键重启redis服务
三、C#操作Redis服务器
以上都是命令行和可视化工具操作Redis服务器,C#程序操作Redis需要借助StackExchange.Redis,为了统一调用,封装了一个RedisHelper帮助类:
2017.02.08:RedisHelper.cs代码有修改,请下载文章结尾提供的源码
using Newtonsoft.Json; using StackExchange.Redis; using System; using System.Collections.Generic; using System.ComponentModel; using System.Configuration; using System.Reflection; using System.Text; using System.Linq; namespace redis_Demo { ///<summary>/// Redis 帮助类 ///</summary>publicstaticclass RedisHelper { privatestaticstring _conn = ConfigurationManager.AppSettings["redis_connection_string"] ?? "127.0.0.1:6379"; privatestaticstring _pwd = ConfigurationManager.AppSettings["redis_connection_pwd"] ?? "123456"; privatestaticint _store_db = string.IsNullOrEmpty(ConfigurationManager.AppSettings["redis_store_db"]) ? -1 : Convert.ToInt32(ConfigurationManager.AppSettings["redis_store_db"]); static ConnectionMultiplexer _redis; staticreadonlyobject _locker = newobject(); #region 单例模式 publicstatic ConnectionMultiplexer Manager { get { if (_redis == null) { lock (_locker) { if (_redis != null) return _redis; _redis = GetManager(); return _redis; } } return _redis; } } privatestatic ConnectionMultiplexer GetManager(string connectionString = null) { if (string.IsNullOrEmpty(connectionString)) { connectionString = _conn; } var options = ConfigurationOptions.Parse(connectionString); options.Password = _pwd; return ConnectionMultiplexer.Connect(options); } #endregion#region 辅助方法 ///<summary>/// 获取要操作的库 ///</summary>///<param name="db">库,0和-1都是第一个库,1是第二个库...</param>///<returns></returns>privatestaticint GetOperationDB(int db) { if (db == -100) { return _store_db; } else { return db; } } privatestaticstring ConvertJson<T>(T value) { string result = value isstring ? value.ToString() : JsonConvert.SerializeObject(value); return result; } privatestatic T ConvertObj<T>(RedisValue value) { if (string.IsNullOrEmpty(value)) { returndefault(T); } else { return JsonConvert.DeserializeObject<T>(value); } } privatestatic List<T> ConvetList<T>(RedisValue[] values) { List<T> result = new List<T>(); foreach (var item in values) { var model = ConvertObj<T>(item); if (model != null) result.Add(model); } return result; } privatestatic RedisKey[] ConvertRedisKeys(List<string> redisKeys, string prefix) { if (string.IsNullOrEmpty(prefix)) { return redisKeys.Select(redisKey => (RedisKey)redisKey).ToArray(); } else { return redisKeys.Select(redisKey => (RedisKey)(prefix + ":" + redisKey)).ToArray(); } } ///<summary>/// 获得枚举的Description ///</summary>///<param name="value">枚举值</param>///<param name="nameInstead">当枚举值没有定义DescriptionAttribute,是否使用枚举名代替,默认是使用</param>///<returns>枚举的Description</returns>privatestaticstring GetDescription(this Enum value, Boolean nameInstead = true) { Type type = value.GetType(); string name = Enum.GetName(type, value); if (name == null) { returnnull; } FieldInfo field = type.GetField(name); DescriptionAttribute attribute = Attribute.GetCustomAttribute(field, typeof(DescriptionAttribute)) as DescriptionAttribute; if (attribute == null && nameInstead == true) { return name; } return attribute == null ? null : attribute.Description; } #endregion#region 通用(key) ///<summary>/// 是否存在 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>publicstaticbool KeyExists(CacheFolderEnum folder, string key, int db = -100) { try { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).KeyExists(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } catch (Exception) { returnfalse; } } ///<summary>/// 设置过期时间 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="min">过期时间,单位:分钟</param>///<param name="db">库,默认读取配置文件</param>publicstaticbool KeyExpire(CacheFolderEnum folder, string key, int min = 600, int db = -100) { try { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).KeyExpire(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, DateTime.Now.AddMinutes(min)); } catch (Exception) { returnfalse; } } ///<summary>/// 修改键 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="newKey">新键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool KeyRename(CacheFolderEnum folder, string key, string newKey, int db = -100) { try { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).KeyRename(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, string.IsNullOrEmpty(fd) ? newKey : fd + ":" + newKey); } catch (Exception) { returnfalse; } } ///<summary>/// 删除 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool KeyDelete(CacheFolderEnum folder, string key, int db = -100) { try { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).KeyDelete(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } catch (Exception) { returnfalse; } } ///<summary>/// 批量删除 ///</summary>///<param name="folder">目录</param>///<param name="keys">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong KeyDelete(CacheFolderEnum folder, List<string> keys, int db = -100) { try { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).KeyDelete(ConvertRedisKeys(keys, fd)); } catch (Exception) { return0; } } #endregion#region String ///<summary>/// 添加单个 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="expireMinutes">过期时间,单位:分钟</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool StringSet(CacheFolderEnum folder, string key, string value, int expireMinutes = 600, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).StringSet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, value, TimeSpan.FromMinutes(expireMinutes)); } ///<summary>/// 批量添加 ///</summary>///<param name="folder">目录</param>///<param name="keysStr">键</param>///<param name="valuesStr">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool StringSet(CacheFolderEnum folder, string[] keysStr, string[] valuesStr, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var count = keysStr.Length; var keyValuePair = new KeyValuePair<RedisKey, RedisValue>[count]; for (int i = 0; i < count; i++) { keyValuePair[i] = new KeyValuePair<RedisKey, RedisValue>(string.IsNullOrEmpty(fd) ? keysStr[i] : fd + ":" + keysStr[i], valuesStr[i]); } return Manager.GetDatabase(db).StringSet(keyValuePair); } ///<summary>/// 添加对象 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="obj">值</param>///<param name="expireMinutes">过期时间,单位:分钟</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool StringSet<T>(CacheFolderEnum folder, string key, T obj, int expireMinutes = 600, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); string json = ConvertJson(obj); return Manager.GetDatabase(db).StringSet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, json, TimeSpan.FromMinutes(expireMinutes)); } ///<summary>/// 获取单个 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticstring StringGet(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).StringGet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } ///<summary>/// 获取多个 ///</summary>///<param name="folder">目录</param>///<param name="keys">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic RedisValue[] StringGet(CacheFolderEnum folder, List<string> keys, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).StringGet(ConvertRedisKeys(keys, fd)); } ///<summary>/// 获取对象 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic T StringGet<T>(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); string value = Manager.GetDatabase(db).StringGet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); return ConvertObj<T>(value); } #endregion#region List ///<summary>/// 获取 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="start">索引开始</param>///<param name="stop">索引结束</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic List<T> ListRange<T>(CacheFolderEnum folder, string key, long start = 0, long stop = -1, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var value = Manager.GetDatabase(db).ListRange(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, start, stop); return ConvetList<T>(value); } ///<summary>/// 获取指定 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="index">索引</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic T ListGetByIndex<T>(CacheFolderEnum folder, string key, long index, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var value = Manager.GetDatabase(db).ListGetByIndex(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, index); return ConvertObj<T>(value); } ///<summary>/// 替换指定 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="index">索引</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>publicstaticvoid ListSetByIndex<T>(CacheFolderEnum folder, string key, long index, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); Manager.GetDatabase(db).ListSetByIndex(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, index, ConvertJson(value)); } ///<summary>/// 删除指定 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="count">count > 0: Remove elements equal to value moving from head to tail.count 小于 0: Remove elements equal to value moving from tail to head.count = 0: Remove all elements equal to value.</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListRemove<T>(CacheFolderEnum folder, string key, T value, long count = 0, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListRemove(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson(value), count); } ///<summary>/// 指定位置之后插入 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="pivot">位置</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListInsertAfter<T>(CacheFolderEnum folder, string key, T pivot, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListInsertAfter(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson(pivot), ConvertJson(value)); } ///<summary>/// 指定位置之前插入 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="pivot">位置</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListInsertBefore<T>(CacheFolderEnum folder, string key, T pivot, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListInsertBefore(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson(pivot), ConvertJson(value)); } ///<summary>/// 入栈(后插入的在List前面) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>publicstaticlong ListLeftPush<T>(CacheFolderEnum folder, string key, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListLeftPush(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson(value)); } ///<summary>/// 批量入栈(后插入的在List前面) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="values">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListLeftPush<T>(CacheFolderEnum folder, string key, List<T> values, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var redisValues = values.Select(m => (RedisValue)ConvertJson(m)).ToArray(); return Manager.GetDatabase(db).ListLeftPush(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, redisValues); } ///<summary>/// 出栈(删除最前面的一个元素并返回) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic T ListLeftPop<T>(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var value = Manager.GetDatabase(db).ListLeftPop(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); return ConvertObj<T>(value); } ///<summary>/// 入队(后插入的在List后面) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>publicstaticlong ListRightPush<T>(CacheFolderEnum folder, string key, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListRightPush(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson(value)); } ///<summary>/// 批量入队(后插入的在List后面) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="values">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListRightPush<T>(CacheFolderEnum folder, string key, List<T> values, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var redisValues = values.Select(m => (RedisValue)ConvertJson(m)).ToArray(); return Manager.GetDatabase(db).ListRightPush(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, redisValues); } ///<summary>/// 出队(删除最后面的一个元素并返回) ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic T ListRightPop<T>(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var value = Manager.GetDatabase(db).ListRightPop(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); return ConvertObj<T>(value); } ///<summary>/// 获取个数 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong ListLength(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).ListLength(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } #endregion#region Hash ///<summary>/// 添加 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKey">元素的键</param>///<param name="t">实体</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool HashSet<T>(CacheFolderEnum folder, string key, string dataKey, T t, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).HashSet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKey, ConvertJson(t)); } ///<summary>/// 获取特定 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKey">元素的键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic T HashGet<T>(CacheFolderEnum folder, string key, string dataKey, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); string value = Manager.GetDatabase(db).HashGet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKey); return ConvertObj<T>(value); } ///<summary>/// 批量获取 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKeys">元素的键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic List<T> HashGet<T>(CacheFolderEnum folder, string key, RedisValue[] dataKeys, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var value = Manager.GetDatabase(db).HashGet(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKeys); return ConvetList<T>(value); } ///<summary>/// 获取所有 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic HashEntry[] HashGetAll<T>(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).HashGetAll(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } ///<summary>/// 删除特定 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKey">元素的键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool HashDelete(CacheFolderEnum folder, string key, string dataKey, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).HashDelete(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKey); } ///<summary>/// 批量删除 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKeys">元素的键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong HashDelete(CacheFolderEnum folder, string key, List<RedisValue> dataKeys, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).HashDelete(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKeys.ToArray()); } ///<summary>/// 是否存在 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="dataKey">元素的键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool HashExists(CacheFolderEnum folder, string key, string dataKey, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).HashExists(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, dataKey); } #endregion#region Zset ///<summary>/// 添加 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="score">排序列</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool SortedSetAdd<T>(CacheFolderEnum folder, string key, T value, double score, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).SortedSetAdd(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson<T>(value), score); } ///<summary>/// 获取 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="start">索引开始</param>///<param name="stop">索引结束</param>///<param name="order">排序方式</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstatic List<T> SortedSetRangeByRank<T>(CacheFolderEnum folder, string key, long start = 0, long stop = -1, Order order = Order.Ascending, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var values = Manager.GetDatabase(db).SortedSetRangeByRank(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, start, stop, order); return ConvetList<T>(values); } ///<summary>/// 删除 ///</summary>///<typeparam name="T">类型</typeparam>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="value">值</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticbool SortedSetRemove<T>(CacheFolderEnum folder, string key, T value, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).SortedSetRemove(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, ConvertJson<T>(value)); } ///<summary>/// 批量删除(根据对象) ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="values">对象</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong SortedSetRemove<T>(CacheFolderEnum folder, string key, List<T> values, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); var redisValues = values.Select(m => (RedisValue)ConvertJson(m)).ToArray(); return Manager.GetDatabase(db).SortedSetRemove(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, redisValues); } ///<summary>/// 批量删除(根据score删除) ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="start">开始</param>///<param name="stop">结束</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong SortedSetRemoveRangeByScore(CacheFolderEnum folder, string key, int start, int stop, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).SortedSetRemoveRangeByScore(string.IsNullOrEmpty(fd) ? key : fd + ":" + key, start, stop); } ///<summary>/// 获取总数 ///</summary>///<param name="folder">目录</param>///<param name="key">键</param>///<param name="db">库,默认读取配置文件</param>///<returns></returns>publicstaticlong SortedSetLength(CacheFolderEnum folder, string key, int db = -100) { db = GetOperationDB(db); string fd = GetDescription(folder); return Manager.GetDatabase(db).SortedSetLength(string.IsNullOrEmpty(fd) ? key : fd + ":" + key); } #endregion } }
String
RedisHelper.StringSet(CacheFolderEnum.Folder1, "string", "hello world", 60);
效果:
List
RedisHelper.ListRightPush(CacheFolderEnum.Folder2, "list", student1); RedisHelper.ListRightPush(CacheFolderEnum.Folder2, "list", student2); RedisHelper.ListRightPush(CacheFolderEnum.Folder2, "list", student3);
效果:
Hash
RedisHelper.HashSet<Student>(CacheFolderEnum.Folder3, "hash", "h1", student1); RedisHelper.HashSet<Student>(CacheFolderEnum.Folder3, "hash", "h2", student2);
效果:
SortedSet
RedisHelper.SortedSetAdd<Student>(CacheFolderEnum.Folder3, "zsort", student1, 111); RedisHelper.SortedSetAdd<Student>(CacheFolderEnum.Folder3, "zsort", student2, 99); RedisHelper.SortedSetAdd<Student>(CacheFolderEnum.Folder3, "zsort", student3, 100);
效果:(有序集合。不管插入顺序,始终按照score排好顺序)
注:
1.把要操作的目录写到枚举里,方便程序统一调用,不容易出错。如果多个目录嵌套就在Description上写[Description("一级目录:二级目录:三级目录")]
2.配置文件里的redis_store_db节点表示默认存在哪个库里,帮助类的每个方法也单独接收db参数,方便个性化存储到特定库
四、其他
源码:点击下载 环境是VS 2013,如果跑不起来自行把cs里的代码拷出来编译运行
爬虫可耻,本文原始链接:http://www.cnblogs.com/oppoic/p/6165581.html
参考资料:
原文:http://www.cnblogs.com/lonelyxmas/p/8063777.html
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