public LocalPipeline(LocalRunspace runspace, string command)
: base()
{
_runspace = runspace;
_inputStream = new ObjectStream();
_outputStream = new ObjectStream();
_errorStream = new ObjectStream();
_inputPipelineWriter = new ObjectStreamWriter(_inputStream);
_outputPipelineReader = new PSObjectPipelineReader(_outputStream);
_errorPipelineReader = new ObjectPipelineReader(_errorStream);
_pipelineStateInfo = new PipelineStateInfo(PipelineState.NotStarted);
if (!string.IsNullOrEmpty(command))
Commands.Add(command);
}
public Array Execute(ExecutionContext context)
{
PSObject psObjectCurrent = context.inputStreamReader.Read();
Collection<PSObject> dataCollection = new Collection<PSObject>() { psObjectCurrent} ;
do
{
foreach (CommandProcessorBase commandProcessor in commandsToExecute)
{
PipelineCommandRuntime commandRuntime = new PipelineCommandRuntime(this);
foreach (PSObject psObject in dataCollection)
{
// TODO: protect the execution context
commandProcessor.ExecutionContext = context;
// TODO: replace the Command default runtime to execute callbacks on the pipeline when the object is written to the pipeline and then execute the next cmdlet
// TODO: provide a proper command initialization (for parameters and pipeline objects)
commandProcessor.CommandRuntime = commandRuntime;
commandProcessor.BindArguments(psObject);
// TODO: for each entry in pipe
// Execute the cmdlet at least once (even if there were nothing in the pipe
commandProcessor.ProcessRecord();
}
commandProcessor.Complete();
// TODO: process Error stream
dataCollection = new PSObjectPipelineReader(commandRuntime.outputResults).ReadToEnd();
}
} while ((psObjectCurrent = context.inputStreamReader.Read()) != null);
// Write the final result to the output pipeline
context.outputStreamWriter.Write(dataCollection, true);
object[] dataResult = new object[dataCollection.Count];
int index = 0;
foreach(PSObject obj in dataCollection)
dataResult[index++] = obj;
return dataResult;
}
