asternet/Asterisk.2013/Asterisk.NET/Manager/ResponseEventHandler.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Threading;
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using AsterNET.Manager.Action;
using AsterNET.Manager.Event;
using AsterNET.Manager.Response;
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namespace AsterNET.Manager
{
/// <summary>
/// A combinded event and response handler that adds received events and the response to a ResponseEvents object.
/// </summary>
public class ResponseEventHandler : IResponseHandler
{
private ManagerConnection connection;
private AutoResetEvent autoEvent;
private ResponseEvents events;
private ManagerActionEvent action;
private int hash;
/// <summary>
/// Creates a new instance.
/// </summary>
/// <param name="events">the ResponseEvents to store the events in</param>
/// <param name="actionCompleteEventClass">the type of event that indicates that all events have been received</param>
/// <param name="thread">the thread to interrupt when the actionCompleteEventClass has been received</param>
public ResponseEventHandler(ManagerConnection connection, ManagerActionEvent action, AutoResetEvent autoEvent)
{
this.connection = connection;
this.events = new ResponseEvents();
this.action = action;
this.autoEvent = autoEvent;
}
public ManagerAction Action
{
get { return action; }
}
public ResponseEvents ResponseEvents
{
get { return events; }
}
public int Hash
{
get { return hash; }
set { hash = value; }
}
public void Free()
{
connection = null;
autoEvent = null;
action = null;
events.Events.Clear();
events.Response = null;
events = null;
}
public void HandleEvent(ManagerEvent e)
{
// should always be a ResponseEvent, anyway...
if (e is Event.ResponseEvent)
{
ResponseEvent responseEvent = (ResponseEvent)e;
events.AddEvent(responseEvent);
}
// finished?
if (action.ActionCompleteEventClass().IsAssignableFrom(e.GetType()))
{
lock (events)
events.Complete = true;
if (events.Response != null)
autoEvent.Set();
}
}
public void HandleResponse(ManagerResponse response)
{
events.Response = response;
if (response is ManagerError)
events.Complete = true;
if (events.Complete && autoEvent != null)
autoEvent.Set();
}
}
}