/// <summary>
/// Perform push operation between local and remote repository - set remote
/// refs appropriately, send needed objects and update local tracking refs.
/// </summary>
/// <remarks>
/// Perform push operation between local and remote repository - set remote
/// refs appropriately, send needed objects and update local tracking refs.
/// <p>
/// When
/// <see cref="Transport.IsDryRun()">Transport.IsDryRun()</see>
/// is true, result of this operation is
/// just estimation of real operation result, no real action is performed.
/// </remarks>
/// <param name="monitor">progress monitor used for feedback about operation.</param>
/// <returns>result of push operation with complete status description.</returns>
/// <exception cref="System.NotSupportedException">when push operation is not supported by provided transport.
/// </exception>
/// <exception cref="NGit.Errors.TransportException">
/// when some error occurred during operation, like I/O, protocol
/// error, or local database consistency error.
/// </exception>
internal virtual PushResult Execute(ProgressMonitor monitor)
{
try
{
monitor.BeginTask(PROGRESS_OPENING_CONNECTION, ProgressMonitor.UNKNOWN);
PushResult res = new PushResult();
connection = transport.OpenPush();
try
{
res.SetAdvertisedRefs(transport.GetURI(), connection.GetRefsMap());
res.SetRemoteUpdates(toPush);
monitor.EndTask();
IDictionary <string, RemoteRefUpdate> preprocessed = PrepareRemoteUpdates();
if (transport.IsDryRun())
{
ModifyUpdatesForDryRun();
}
else
{
if (!preprocessed.IsEmpty())
{
connection.Push(monitor, preprocessed);
}
}
}
finally
{
connection.Close();
res.AddMessages(connection.GetMessages());
}
if (!transport.IsDryRun())
{
UpdateTrackingRefs();
}
foreach (RemoteRefUpdate rru in toPush.Values)
{
TrackingRefUpdate tru = rru.GetTrackingRefUpdate();
if (tru != null)
{
res.Add(tru);
}
}
return(res);
}
finally
{
walker.Release();
}
}