protected override void Execute(CodeActivityContext context)
{
Runspace runspace = null;
Pipeline pipeline = null;
try
{
runspace = RunspaceFactory.CreateRunspace();
runspace.Open();
pipeline = runspace.CreatePipeline();
string _commandText = CommandText.Get(context);
Command cmd = new Command(_commandText, this.IsScript);
if (this.parameters != null)
{
foreach (KeyValuePair <string, InArgument> parameter in this.parameters)
{
if (parameter.Value.Expression != null)
{
cmd.Parameters.Add(parameter.Key, parameter.Value.Get(context));
}
else
{
cmd.Parameters.Add(parameter.Key, true);
}
}
}
if (this.PowerShellVariables != null)
{
foreach (KeyValuePair <string, Argument> powerShellVariable in this.PowerShellVariables)
{
if ((powerShellVariable.Value.Direction == ArgumentDirection.In) || (powerShellVariable.Value.Direction == ArgumentDirection.InOut))
{
runspace.SessionStateProxy.SetVariable(powerShellVariable.Key, powerShellVariable.Value.Get(context));
}
}
}
pipeline.Commands.Add(cmd);
IEnumerable pipelineInput = this.Input.Get(context);
if (pipelineInput != null)
{
foreach (object inputItem in pipelineInput)
{
pipeline.Input.Write(inputItem);
}
}
pipeline.Input.Close();
Collection <T> _result = new Collection <T>();
T result_;
foreach (PSObject result in pipeline.Invoke())
{
result_ = (T)result.BaseObject;
_result.Add(result_);
}
Output.Set(context, _result);
pipeline.Dispose();
runspace.Close();
}
catch (Exception e)
{
if (runspace != null)
{
runspace.Dispose();
}
if (pipeline != null)
{
pipeline.Dispose();
}
if (!ContinueOnError.Get(context))
{
throw new InvalidOperationException(e.Message, e);
}
}
}
