using System;
using System.Collections.Generic;
using System.Linq;
using ServiceStack.Redis;
using ServiceStack.Redis.Generic;
namespace RedisHelper
{
public class RedisTool : IDisposable
{
public RedisClient Redis = new RedisClient("127.0.0.1", 6379, "123456");
//缓存池
private PooledRedisClientManager prcm = new PooledRedisClientManager();
//默认缓存过期时间单位秒
public int secondsTimeOut = 30 * 60;
/// <summary>
/// 构造函数
/// </summary>
/// <param name="OpenPooledRedis">是否开启缓冲池</param>
public RedisTool(bool OpenPooledRedis = false)
{
if (OpenPooledRedis)
{
prcm = CreateManager(new[] { "123456@127.0.0.1:6379" }, new[] { "123456@127.0.0.1:6379" });
Redis = prcm.GetClient() as RedisClient;
}
}
#region Key/Value存储
/// <summary>
/// 设置缓存
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key">缓存建</param>
/// <param name="t">缓存值</param>
/// <param name="timeout">过期时间,单位秒,-1:不过期,0:默认过期时间</param>
/// <returns></returns>
public bool Set<T>(string key, T t, int timeout = 0)
{
if (timeout >= 0)
{
if (timeout > 0)
{
secondsTimeOut = timeout;
}
Redis.Expire(key, secondsTimeOut);
}
return Redis.Add(key, t);
}
/// <summary>
/// 获取
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <returns></returns>
public T Get<T>(string key)
{
return Redis.Get<T>(key);
}
/// <summary>
/// 删除
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public bool Remove(string key)
{
return Redis.Remove(key);
}
public bool Add<T>(string key, T t, int timeout)
{
if (timeout >= 0)
{
if (timeout > 0)
{
secondsTimeOut = timeout;
}
Redis.Expire(key, secondsTimeOut);
}
return Redis.Add(key, t);
}
#endregion
#region 链表操作
/// <summary>
/// 根据IEnumerable数据添加链表
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="listId"></param>
/// <param name="values"></param>
/// <param name="timeout"></param>
public void AddList<T>(string listId, IEnumerable<T> values, int timeout = 0)
{
Redis.Expire(listId, 60);
IRedisTypedClient<T> iredisClient = Redis.As<T>();
if (timeout >= 0)
{
if (timeout > 0)
{
secondsTimeOut = timeout;
}
Redis.Expire(listId, secondsTimeOut);
}
IRedisList<T> redisList = iredisClient.Lists[listId];
redisList.AddRange(values);
iredisClient.Save();
}
/// <summary>
/// 添加单个实体到链表中
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="listId"></param>
/// <param name="Item"></param>
/// <param name="timeout"></param>
public void AddEntityToList<T>(string listId, T Item, int timeout = 0)
{
IRedisTypedClient<T> iredisClient = Redis.As<T>();
if (timeout >= 0)
{
if (timeout > 0)
{
secondsTimeOut = timeout;
}
Redis.Expire(listId, secondsTimeOut);
}
IRedisList<T> redisList = iredisClient.Lists[listId];
redisList.Add(Item);
iredisClient.Save();
}
/// <summary>
/// 获取链表
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="listId"></param>
/// <returns></returns>
public IEnumerable<T> GetList<T>(string listId)
{
IRedisTypedClient<T> iredisClient = Redis.As<T>();
return iredisClient.Lists[listId];
}
/// <summary>
/// 在链表中删除单个实体
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="listId"></param>
/// <param name="t"></param>
public void RemoveEntityFromList<T>(string listId, T t)
{
IRedisTypedClient<T> iredisClient = Redis.As<T>();
IRedisList<T> redisList = iredisClient.Lists[listId];
redisList.RemoveValue(t);
iredisClient.Save();
}
/// <summary>
/// 根据lambada表达式删除符合条件的实体
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="listId"></param>
/// <param name="func"></param>
public void RemoveEntityFromList<T>(string listId, Func<T, bool> func)
{
using (IRedisTypedClient<T> iredisClient = Redis.As<T>())
{
IRedisList<T> redisList = iredisClient.Lists[listId];
T value = redisList.Where(func).FirstOrDefault();
redisList.RemoveValue(value);
iredisClient.Save();
}
}
#endregion
#region 清空Redis所有数据库中的所有key
public void Flushall()
{
Redis.FlushAll();
}
#endregion
//释放资源
public void Dispose()
{
if (Redis != null)
{
Redis.Dispose();
Redis = null;
}
GC.Collect();
}
/// <summary>
/// 缓冲池
/// </summary>
/// <param name="readWriteHosts"></param>
/// <param name="readOnlyHosts"></param>
/// <returns></returns>
public static PooledRedisClientManager CreateManager(
string[] readWriteHosts, string[] readOnlyHosts)
{
return new PooledRedisClientManager(readWriteHosts, readOnlyHosts,
new RedisClientManagerConfig
{
MaxWritePoolSize = readWriteHosts.Length * 5,
MaxReadPoolSize = readOnlyHosts.Length * 5,
AutoStart = true,
});
// { RedisClientFactory = (IRedisClientFactory)RedisCacheClientFactory.Instance.CreateRedisClient("127.0.0.1", 6379) };
}
}
}