WorkflowQueue.cs :  » 2.6.4-mono-.net-core » System.Workflow » System » Workflow » Runtime » C# / CSharp Open Source

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C# / CSharp Open Source » 2.6.4 mono .net core » System.Workflow 
System.Workflow » System » Workflow » Runtime » WorkflowQueue.cs
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Authors:
//
//  Copyright (C) 2006 Jordi Mas i Hernandez <jordimash@gmail.com>
//

using System;
using System.ComponentModel;
using System.Collections.Generic;
using System.Workflow.ComponentModel;

namespace System.Workflow.Runtime{
  public sealed class WorkflowQueue
  {
    private Queue <object> queue;
    private WorkflowQueuingService service;
    private IComparable queue_name;

    internal WorkflowQueue (WorkflowQueuingService service, IComparable queue_name)
    {
      queue = new Queue <object> ();
      this.service = service;
      this.queue_name = queue_name;
    }

    // Properties
    public int Count {
      get { return queue.Count; }
    }

    //public bool Enabled { get; set; }
    public IComparable QueueName {
      get { return queue_name; }
    }

    public WorkflowQueuingService QueuingService {
      get {return service; }
    }

    // Events
    public event EventHandler <QueueEventArgs> QueueItemArrived;
    public event EventHandler <QueueEventArgs> QueueItemAvailable;

    // Methods
    public object Dequeue ()
    {
      return queue.Dequeue ();
    }

    public void Enqueue (object item)
    {
      queue.Enqueue (item);

      if (QueueItemArrived != null) {
        QueueItemArrived (this, new QueueEventArgs (queue_name));
      }    
    }

    public object Peek ()
    {
      return queue.Peek ();
    }

    public void RegisterForQueueItemArrived (IActivityEventListener<QueueEventArgs> eventListener)
    {

    }

    public void RegisterForQueueItemAvailable (IActivityEventListener<QueueEventArgs> eventListener)
    {

    }

    public void RegisterForQueueItemAvailable (IActivityEventListener<QueueEventArgs> eventListener, string subscriberQualifiedName)
    {

    }

    public void UnregisterForQueueItemArrived (IActivityEventListener<QueueEventArgs> eventListener)
    {

    }

    public void UnregisterForQueueItemAvailable (IActivityEventListener<QueueEventArgs> eventListener)
    {

    }
  }
}

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