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//
// SshOperation.cs
//
// Author:
// Michael Hutchinson <mhutchinson@novell.com>
//
// Copyright (c) 2010 Novell, Inc. (http://www.novell.com)
//
// 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.
using System;
using Tamir.SharpSsh;
using MonoDevelop.Core;
using System.Threading;
namespace MonoDevelop.MeeGo
{
public abstract class SshOperation<T> : IAsyncOperation where T : SshBase
{
T ssh;
ManualResetEvent wait = new ManualResetEvent (false);
public SshOperation (T ssh)
{
this.ssh = ssh;
}
protected T Ssh { get { return ssh; } }
protected abstract void RunOperations ();
public abstract void Cancel ();
public void Run ()
{
ThreadPool.QueueUserWorkItem (delegate {
try {
ssh.Connect ();
RunOperations ();
Success = true;
} catch (Exception ex) {
Success = false;
LoggingService.LogError ("Error in ssh operation", ex);
} finally {
try {
if (ssh.Connected)
ssh.Close ();
} catch (Exception ex) {
LoggingService.LogError ("Error disconnecting from ssh", ex);
Success = false;
}
}
IsCompleted = true;
wait.Set ();
if (Completed != null)
Completed (this);
});
}
public void WaitForCompleted ()
{
WaitHandle.WaitAll (new WaitHandle [] { wait });
}
public event OperationHandler Completed;
public bool IsCompleted { get; private set; }
public bool Success { get; private set; }
public bool SuccessWithWarnings { get; private set; }
}
class SshTransferOperation<T> : SshOperation<T> where T : SshTransferProtocolBase
{
Action<T> action;
public SshTransferOperation (T ssh, Action<T> action) : base (ssh)
{
this.action = action;
}
protected override void RunOperations ()
{
action (Ssh);
}
public override void Cancel ()
{
Ssh.Cancel ();
}
}
}
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