/// <summary>
/// Formats the input objects using out-string. Output of out-string
/// is given as input to native command processor.
/// This method is to be called from the pipeline thread and not from the
/// thread which writes input in to process.
/// </summary>
private void ConvertToString()
{
Dbg.Assert(_inputFormat == NativeCommandIOFormat.Text, "InputFormat should be Text");
PipelineProcessor p = new PipelineProcessor();
p.Add(_command.Context.CreateCommand("out-string", false));
object[] result = (object[])p.SynchronousExecuteEnumerate(_inputList.ToArray());
_inputList = new ArrayList(result);
}
internal static void InvokePipeline (object input, bool ignoreInput, CommandParameterInternal[][] pipeElements, CommandBaseAst[] pipeElementAsts, CommandRedirection[][] commandRedirections, FunctionContext funcContext)
{
PipelineProcessor pipelineProcessor = new PipelineProcessor ();
System.Management.Automation.ExecutionContext context = funcContext._executionContext;
Pipe pipe = funcContext._outputPipe;
try {
if (context.Events != null) {
context.Events.ProcessPendingActions ();
}
if ((input == AutomationNull.Value) && !ignoreInput) {
AddNoopCommandProcessor (pipelineProcessor, context);
}
CommandProcessorBase commandProcessor = null;
CommandRedirection[] redirections = null;
for (int i = 0; i < pipeElements.Length; i++) {
redirections = (commandRedirections != null) ? commandRedirections [i] : null;
commandProcessor = AddCommand (pipelineProcessor, pipeElements [i], pipeElementAsts [i], redirections, context);
}
if ((commandProcessor != null) && !commandProcessor.CommandRuntime.OutputPipe.IsRedirected) {
pipelineProcessor.LinkPipelineSuccessOutput (pipe ?? new Pipe (new ArrayList ()));
if (redirections != null) {
foreach (CommandRedirection redirection in redirections) {
if (redirection is MergingRedirection) {
redirection.Bind (pipelineProcessor, commandProcessor, context);
}
}
}
}
context.PushPipelineProcessor (pipelineProcessor);
try {
pipelineProcessor.SynchronousExecuteEnumerate (input, null, true);
} finally {
context.PopPipelineProcessor (false);
}
}
finally
{
context.QuestionMarkVariableValue = !pipelineProcessor.ExecutionFailed;
pipelineProcessor.Dispose();
}
}