/// <summary>
/// Asynchronously executes the provided command
/// </summary>
/// <param name="command">Command object which contains the command to be executed</param>
/// <param name="response">Response sent as result of command execution</param>
private void AsyncExecutionThreadTask(Command command, out Response response)
{
// The running state is checked in all steps to discard execution on command abort
//6. Default failed response
response = Response.CreateFromCommand(command, false);
// 7. Raise ExecutionStarted event
if (running)
{
OnExecutionStarted(command);
}
// 8. Perform command execution
if (running)
{
response = AsyncTask(command);
}
// 9. If a null response is provided (and required) generate failure response
if (ResponseRequired && (response == null))
{
response = Response.CreateFromCommand(command, false);
}
// 10. Send the result of command execution (if any)
if (response != null)
{
SendResponse(response);
}
// 11. Reset execution flags
busy = false;
running = false;
}
/// <summary>
/// Asynchronously executes the provided command
/// </summary>
/// <param name="command">Command object which contains the command to be executed</param>
/// <param name="response">Response sent as result of command execution</param>
private void AsyncExecutionThreadTask(Command command, out Response response)
{
// 7. Default failed response
response = Response.CreateFromCommand(command, false);
// 8. Raise ExecutionStarted event
OnExecutionStarted(command);
// 9. Perform command execution
response = AsyncTask(command);
// 10. If a null response is provided (and required) generate failure response
if (ResponseRequired && (response == null))
{
response = Response.CreateFromCommand(command, false);
}
// 11. Send the result of command execution (if any)
if (response != null)
{
SendResponse(response);
}
// 12. Reset execution flags
}
/// <summary>
/// Executes the provided command
/// </summary>
/// <param name="command">Command object which contains the command to be executed</param>
/// <remarks>If the command execution is aborted a failure response is sent if required</remarks>
public sealed override void Execute(Command command)
{
// 1. Check busy state and parameters
#region Busy check
if (Busy)
{
if (ResponseRequired)
{
SendResponse(false, command);
}
return;
}
#endregion
#region No params provided
if (ParametersRequired && !command.HasParams)
{
SendResponse(false, command);
return;
}
#endregion
// 2. Set execution flags
busy = true;
running = true;
// 3. Create default failed response
Response response = Response.CreateFromCommand(command, false);
// 4. Raise ExecutionStarted event
OnExecutionStarted(command);
// 5. Perform command execution
response = SyncTask(command);
// 6. If a null response is provided (and required), generate failure response
if (ResponseRequired && (response == null))
{
response = Response.CreateFromCommand(command, false);
}
// 7. Send the result of command execution (if any)
if (response != null)
{
SendResponse(response);
}
// 8. Reset execution flags
busy = false;
running = false;
// 9. Raise ExecutionFinished event
OnExecutionFinished(command, response);
}