/// <summary>
/// 获取消息
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="exchange"></param>
/// <param name="queue"></param>
/// <param name="routingKey"></param>
/// <param name="handler">消费处理</param>
/// <param name="type">交换器类型</param>
public void Pull <T>(string exchange, string queue, string routingKey, Action <T> handler, string type = ExchangeType.Direct) where T : class
{
var lChannel = GetModel(exchange, queue, routingKey, type);
var lResult = lChannel.BasicGet(queue, false);
if (lResult == null)
{
return;
}
var lMsg = JsonHelper.BytesToObject <T>(lResult.Body);
try
{
handler(lMsg);
}
catch (Exception lEx)
{
mLogService.Error(this, $"拉取消息失败，exchange：{exchange}，queue：{queue}", lEx);
}
finally
{
lChannel.BasicAck(lResult.DeliveryTag, false);
}
}
/// <summary>
/// 接收消息
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="queue">队列名称</param>
/// <param name="isProperties">是否持久化</param>
/// <param name="handler">消费处理</param>
public void Subscribe <T>(string queue, Action <T> handler, bool isProperties = false) where T : class
{
//队列声明
var lChannel = GetModel(queue, isProperties);
var lConsumer = new EventingBasicConsumer(lChannel);
lConsumer.Received += (model, ea) =>
{
var lBody = ea.Body;
var lMsg = JsonHelper.BytesToObject <T>(lBody);
try
{
handler(lMsg);
}
catch (Exception lEx)
{
mLogService.Error(this, $"接收消息成功，处理事件失败，queue：{queue}", lEx);
}
finally
{
lChannel.BasicAck(ea.DeliveryTag, false);
}
};
lChannel.BasicConsume(queue, false, lConsumer);
}
public T Get <T>(string key)
{
var lRedis = Instance.GetDatabase();
var lHasKey = lRedis.KeyExists(key);
if (!lHasKey)
{
return(default(T));
}
var lVaule = lRedis.StringGet(key);
return(JsonHelper.BytesToObject <T>(lVaule));
}
public async Task <T> GetAsync <T>(string key)
{
var lRedis = Instance.GetDatabase();
var lHasKey = await lRedis.KeyExistsAsync(key);
if (!lHasKey)
{
return(default(T));
}
var lVaule = await lRedis.StringGetAsync(key);
return(JsonHelper.BytesToObject <T>(lVaule));
}
public T Subscribe <T>()
{
using (var lConnection = Factory.CreateConnection())
{
using (var lChannel = lConnection.CreateModel())
{
var lResult = lChannel.BasicGet(QueueName, false);
if (lResult == null)
{
return(default(T));
}
lChannel.BasicAck(lResult.DeliveryTag, false);
var lMessage = JsonHelper.BytesToObject <T>(lResult.Body);
return(lMessage);
}
}
}
