/// <summary>
/// Create <see cref="KeepAliveSession"/> for the <paramref name="serviceName"/> if possible.
/// otherwise, return null.
///
/// Creating session could fail if remote host is not available. one of example will be user killing
/// remote host.
/// </summary>
public static async Task <KeepAliveSession> TryCreateKeepAliveSessionAsync(
this RemoteHostClient client, string serviceName, object callbackTarget, CancellationToken cancellationToken)
{
var connection = await client.TryCreateConnectionAsync(serviceName, callbackTarget, cancellationToken).ConfigureAwait(false);
if (connection == null)
{
return(null);
}
return(new KeepAliveSession(client, connection, serviceName, callbackTarget));
}
/// <summary>
/// Create <see cref="SessionWithSolution"/> for the <paramref name="serviceName"/> if possible.
/// otherwise, return null.
///
/// Creating session could fail if remote host is not available. one of example will be user killing
/// remote host.
/// </summary>
public static async Task <SessionWithSolution> TryCreateSessionAsync(
this RemoteHostClient client, string serviceName, Solution solution, object callbackTarget, CancellationToken cancellationToken)
{
var connection = await client.TryCreateConnectionAsync(serviceName, callbackTarget, cancellationToken).ConfigureAwait(false);
if (connection == null)
{
return(null);
}
return(await SessionWithSolution.CreateAsync(connection, solution, cancellationToken).ConfigureAwait(false));
}
public static async Task <bool> TryRunRemoteAsync(
this RemoteHostClient client, string serviceName, string targetName, IReadOnlyList <object> arguments, CancellationToken cancellationToken)
{
using (var connection = await client.TryCreateConnectionAsync(serviceName, cancellationToken).ConfigureAwait(false))
{
if (connection == null)
{
// can't create Connection. RemoteHost seems not responding for some reasons such as OOP gone.
return(false);
}
await connection.InvokeAsync(targetName, arguments, cancellationToken).ConfigureAwait(false);
return(true);
}
}
/// <summary>
/// Create <see cref="RemoteHostClient.Connection"/> for the <paramref name="serviceName"/> if possible.
/// otherwise, return null.
///
/// Creating connection could fail if remote host is not available. one of example will be user killing
/// remote host.
/// </summary>
public static Task <RemoteHostClient.Connection> TryCreateConnectionAsync(
this RemoteHostClient client, string serviceName, CancellationToken cancellationToken)
=> client.TryCreateConnectionAsync(serviceName, callbackTarget: null, cancellationToken: cancellationToken);