System.Xml.Xsl.XsltOld.ProcessingInstructionAction.Execute C# (CSharp) Method

        internal override void Execute(Processor processor, ActionFrame frame) {
            Debug.Assert(processor != null && frame != null);

            switch (frame.State) {
            case Initialized:
                if(this.nameAvt == null) {
                    frame.StoredOutput = this.name;
                    if(this.name == null) {
                        // name was static but was bad;
                        frame.Finished();
                        break;
                    }
                }
                else {
                    frame.StoredOutput = this.nameAvt.Evaluate(processor, frame);
                    if (! IsProcessingInstructionName(frame.StoredOutput)) {
                        frame.Finished();
                        break;
                    }
                }
                goto case NameReady;

            case NameReady:
                Debug.Assert(frame.StoredOutput != null);
                if (processor.BeginEvent(XPathNodeType.ProcessingInstruction, string.Empty, frame.StoredOutput, string.Empty, false) == false) {
                    // Come back later
                    frame.State = NameReady;
                    break;
                }
                processor.PushActionFrame(frame);
                frame.State = ProcessingChildren;
                break;                              // Allow children to run

            case ProcessingChildren:
                if (processor.EndEvent(XPathNodeType.ProcessingInstruction) == false) {
                    frame.State = ProcessingChildren;
                    break;
                }
                frame.Finished();
                break;
            default:
                Debug.Fail("Invalid ElementAction execution state");
                frame.Finished();
                break;
            }
        }