/// <summary>
/// 连接到服务器
/// </summary>
/// <param name="option">选项</param>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="MqttException"></exception>
/// <returns></returns>
private ITaskSetter <ConnectError> ConnectInternal(ConnectOption option)
{
if (option == null)
{
throw new ArgumentNullException();
}
this.connectOpt = option;
var taskId = this.GenerateTaskId();
var setter = this.taskSetterTable.Create <ConnectError>(taskId);
var mqttOptions = this.AutoRef <MqttConnectOptions>();
var opt = mqttOptions.ToStruct(taskId, option.ToStruct());
var er = MQTTAsync.MQTTAsync_connect(this.handle, ref opt);
this.EnsureSuccessCode(er);
return(setter);
}
/// <summary>
/// 连接到服务器
/// </summary>
/// <param name="option">选项</param>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="MqttException"></exception>
/// <returns></returns>
public Task <ConnectError> ConnectAsync(ConnectOption option)
{
return(this.ConnectInternal(option).GetTask());
}
/// <summary>
/// 连接到服务器
/// </summary>
/// <param name="option">选项</param>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="MqttException"></exception>
/// <returns></returns>
public ConnectError Connect(ConnectOption option)
{
return(this.ConnectInternal(option).GetResult());
}
