// 默认发送消息，不知道消息是否正确到达Broker代理服务器
private void SendMessage(RabbitMQConnectionDTO mqConnection, string exchangeName, string queueName,
string routingKey, EnumRabbitExchangeType exchangeType, string message)
{
try
{
ConnectionFactory rabbitMqFactory = new ConnectionFactory()
{
HostName = mqConnection.HostName,
UserName = mqConnection.UserName,
Password = mqConnection.Password,
Port = mqConnection.Port
};
using (IConnection conn = rabbitMqFactory.CreateConnection())
{
using (IModel channel = conn.CreateModel())
{
//channel.ExchangeDeclare(exchangeName, exchangeType.ToString(), durable: true, autoDelete: false, arguments: null);
//channel.QueueDeclare(queueName, durable: false, autoDelete: false, exclusive: false, arguments: null);
// 必须执行QueueBind 需要将routingKey与队列和交换机进行绑定
channel.QueueBind(queueName, exchangeName, routingKey);
var properties = channel.CreateBasicProperties();
properties.Persistent = false; // 设置消息持久化属性为true
byte[] messagebuffer = Encoding.UTF8.GetBytes(message);
channel.BasicPublish(exchangeName, routingKey, properties, messagebuffer);
Rtx_Receive.Text = Rtx_Receive.Text + $"\r 发送时间:{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}";
}
}
}
catch (Exception ex)
{
MessageBox.Show($"发送消息失败!{ex.Message}");
}
}
// 采取RabbitMQ事务方式传输消息
private void SendMessageByTransaction(RabbitMQConnectionDTO mqConnection, string exchangeName, string queueName,
string routingKey, EnumRabbitExchangeType exchangeType, string message)
{
try
{
ConnectionFactory rabbitMqFactory = new ConnectionFactory()
{
HostName = mqConnection.HostName,
UserName = mqConnection.UserName,
Password = mqConnection.Password,
Port = mqConnection.Port
};
using (IConnection conn = rabbitMqFactory.CreateConnection())
{
using (IModel channel = conn.CreateModel())
{
channel.ExchangeDeclare(exchangeName, exchangeType.ToString(), durable: true, autoDelete: false, arguments: null);
channel.QueueDeclare(queueName, durable: false, autoDelete: false, exclusive: false, arguments: null);
// 必须执行QueueBind 需要将routingKey与队列和交换机进行绑定 否则就算事务提交了队列也不会有数据~
channel.QueueBind(queueName, exchangeName, routingKey);
byte[] messagebuffer = Encoding.UTF8.GetBytes(message);
try
{
channel.TxSelect();
channel.BasicPublish(exchangeName, routingKey, null, messagebuffer);
//if (1 == 1) throw new Exception("没错！我是故意抛出异常的！看看最终队列是否写入了消息~");
channel.TxCommit();
}
catch (Exception ex)
{
Rtx_Receive.Text = Rtx_Receive.Text + $"\r 异常产生时间:{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")},异常信息:{ex.Message}";
channel.TxRollback();
// TODO 进行补发OR其他逻辑处理
}
Rtx_Receive.Text = Rtx_Receive.Text + $"\r 发送时间:{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}";
}
}
}
catch (Exception ex)
{
MessageBox.Show($"发送消息失败!{ex.Message}");
}
}
// 采取确认机制方式传输消息
private void SendMessageByAck(RabbitMQConnectionDTO mqConnection, string exchangeName, string queueName,
string routingKey, EnumRabbitExchangeType exchangeType, string message)
{
try
{
ConnectionFactory rabbitMqFactory = new ConnectionFactory()
{
HostName = mqConnection.HostName,
UserName = mqConnection.UserName,
Password = mqConnection.Password,
Port = mqConnection.Port
};
using (IConnection conn = rabbitMqFactory.CreateConnection())
{
using (IModel channel = conn.CreateModel())
{
channel.ExchangeDeclare(exchangeName, exchangeType.ToString(), durable: false, autoDelete: false, arguments: null);
channel.QueueDeclare(queueName, durable: false, autoDelete: false, exclusive: false, arguments: null);
// 必须执行QueueBind 需要将routingKey与队列和交换机进行绑定 否则就算事务提交了队列也不会有数据~
channel.QueueBind(queueName, exchangeName, routingKey);
byte[] messagebuffer = Encoding.UTF8.GetBytes(message);
channel.ConfirmSelect(); // 启用服务器确认机制方式
channel.BasicPublish(exchangeName, routingKey, null, messagebuffer);
if (channel.WaitForConfirms())
{
Rtx_Receive.Text = Rtx_Receive.Text + $"\r 消息发送成功！ 发送时间:{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}";
}
}
}
}
catch (Exception ex)
{
MessageBox.Show($"发送消息失败!{ex.Message}");
}
}
private void Btn_Send_Click(object sender, EventArgs e)
{
try
{
RabbitMQConnectionDTO connectionDTO = new RabbitMQConnectionDTO();
string exchangeName, queueName, routtingKeyName;
if (!Chk_IsEnableIni.Checked)
{
if (!Verification())
{
MessageBox.Show($"请输入必要的值!");
return;
}
connectionDTO.HostName = Txt_ServerUrl.Text.Trim();
connectionDTO.Password = Txt_Password.Text.Trim();
connectionDTO.Port = int.Parse(Txt_Port.Text.Trim());
connectionDTO.UserName = Txt_UserName.Text.Trim();
exchangeName = Txt_Exchange.Text.Trim();
queueName = Txt_QueueName.Text.Trim();
routtingKeyName = Txt_RouttingKey.Text.Trim();
}
else
{
string iniPath = Path.Combine(Application.StartupPath, "AppSetting.ini");
connectionDTO.HostName = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Connection", "HostName", "");
connectionDTO.Password = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Connection", "Password", "");
connectionDTO.UserName = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Connection", "UserName", "");
string portIniValue = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Connection", "Port", "");
if (string.IsNullOrWhiteSpace(Rtx_SendContext.Text.Trim()))
{
MessageBox.Show($"需要传输的内容为空!");
return;
}
if (string.IsNullOrWhiteSpace(connectionDTO.HostName))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Connection]section下的HostName节点为空!");
return;
}
if (string.IsNullOrWhiteSpace(connectionDTO.Password))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Connection]section下的Password节点为空!");
return;
}
if (string.IsNullOrWhiteSpace(connectionDTO.UserName))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Connection]section下的UserName节点为空!");
return;
}
int port;
if (!int.TryParse(portIniValue, out port))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Connection]section下的Port节点为空或格式有误!");
return;
}
else
{
connectionDTO.Port = port;
}
exchangeName = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Queue", "ExchangeName", "");
queueName = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Queue", "QueueName", "");
routtingKeyName = IniHelper.INIGetStringValue(iniPath, "RabbitMQ_Queue", "RoutingKeyName", "");
if (string.IsNullOrWhiteSpace(exchangeName))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Queue]section下的ExchangeName节点为空!");
return;
}
if (string.IsNullOrWhiteSpace(queueName))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Queue]section下的QueueName节点为空!");
return;
}
if (string.IsNullOrWhiteSpace(routtingKeyName))
{
MessageBox.Show($"AppSetting.ini配置文件--[RabbitMQ_Queue]section下的RoutingKeyName节点为空!");
return;
}
}
//// 使用 不安全方式发布消息(无法保证消息到达了队列里！)
//SendMessage(connectionDTO, exchangeName, queueName, routtingKeyName, EnumRabbitExchangeType.topic, Rtx_SendContext.Text);
////采取AMQP事务方式保证消息到达队列
//SendMessageByTransaction(connectionDTO, exchangeName, queueName, routtingKeyName, EnumRabbitExchangeType.topic, Rtx_SendContext.Text);
// 采取ACK确认机制发送消息
SendMessageByAck(connectionDTO, exchangeName, queueName, routtingKeyName, EnumRabbitExchangeType.topic, Rtx_SendContext.Text);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
