Example #1
0
        internal override void Execute(Processor processor, ActionFrame frame) {
            Debug.Assert(processor != null && frame != null);
            object ParamValue;
            switch(frame.State) {
            case Initialized:           
                if (this.selectKey != Compiler.InvalidQueryKey) {
                    ParamValue = processor.RunQuery(frame, this.selectKey);
                    processor.SetParameter(this.name, ParamValue);
                    frame.Finished();
                }
                else {
                    if (this.containedActions == null) {
                        processor.SetParameter(this.name, String.Empty);
                        frame.Finished();
                        break;
                    }
                    NavigatorOutput output = new NavigatorOutput();
                    processor.PushOutput(output);
                    processor.PushActionFrame(frame);
                    frame.State = ProcessingChildren;
                }
                break;
            case ProcessingChildren:
                RecordOutput recOutput = processor.PopOutput();
                Debug.Assert(recOutput is NavigatorOutput);
                processor.SetParameter(this.name,((NavigatorOutput)recOutput).Navigator);
                frame.Finished();
                break;
            default:
                Debug.Fail("Invalid execution state inside VariableAction.Execute");
		    break;
            }
        }
Example #2
0
        internal override void Execute(Processor processor, ActionFrame frame)
        {
            Debug.Assert(processor != null && frame != null);
            switch (frame.State)
            {
            case Initialized:
                object value = processor.GetGlobalParameter(this.name);
                if (value != null)
                {
                    frame.SetVariable(this.varKey, value);
                    frame.Finished();
                    break;
                }
                if (this.varType == VariableType.LocalParameter)
                {
                    if ((value = processor.GetParameter(this.name)) != null)
                    {
                        frame.SetVariable(this.varKey, value);
                        frame.Finished();
                        break;
                    }
                }
                if (this.selectKey != Compiler.InvalidQueryKey)
                {
                    value = processor.RunQuery(frame, this.selectKey);
                    frame.SetVariable(this.varKey, value);
                    frame.Finished();
                }
                else
                {
                    if (this.containedActions == null)
                    {
                        frame.SetVariable(this.varKey, "");
                        frame.Finished();
                        break;
                    }
                    NavigatorOutput output = new NavigatorOutput();
                    processor.PushOutput(output);
                    processor.PushActionFrame(frame);
                    frame.State = ProcessingChildren;
                }
                break;

            case ProcessingChildren:
                RecordOutput recOutput = processor.PopOutput();
                Debug.Assert(recOutput is NavigatorOutput);
                frame.SetVariable(this.varKey, ((NavigatorOutput)recOutput).Navigator);
                frame.Finished();
                break;

            default:
                Debug.Fail("Invalid execution state inside VariableAction.Execute");
                break;
            }
        }
Example #3
0
        internal override void Execute(Processor processor, ActionFrame frame)
        {
            Debug.Assert(processor != null && frame != null);
            object ParamValue;

            switch (frame.State)
            {
            case Initialized:
                if (this.selectKey != Compiler.InvalidQueryKey)
                {
                    ParamValue = processor.RunQuery(frame, this.selectKey);
                    processor.SetParameter(this.name, ParamValue);
                    frame.Finished();
                }
                else
                {
                    if (this.containedActions == null)
                    {
                        processor.SetParameter(this.name, String.Empty);
                        frame.Finished();
                        break;
                    }
                    NavigatorOutput output = new NavigatorOutput();
                    processor.PushOutput(output);
                    processor.PushActionFrame(frame);
                    frame.State = ProcessingChildren;
                }
                break;

            case ProcessingChildren:
                RecordOutput recOutput = processor.PopOutput();
                Debug.Assert(recOutput is NavigatorOutput);
                processor.SetParameter(this.name, ((NavigatorOutput)recOutput).Navigator);
                frame.Finished();
                break;

            default:
                Debug.Fail("Invalid execution state inside VariableAction.Execute");
                break;
            }
        }
Example #4
0
        internal override void Execute(Processor processor, ActionFrame frame) {
            Debug.Assert(processor != null && frame != null);
            switch(frame.State) {
            case Initialized:
                object value = processor.GetGlobalParameter(this.name);
                if (value != null) {
                    frame.SetVariable(this.varKey, value);
                    frame.Finished();
                    break;
                } 
                if (this.varType == VariableType.LocalParameter)
                    if ((value = processor.GetParameter(this.name)) != null) {
                        frame.SetVariable(this.varKey, value);
                        frame.Finished();
                        break;
                    }
                if (this.selectKey != Compiler.InvalidQueryKey) {
                    value = processor.RunQuery(frame, this.selectKey);
                    frame.SetVariable(this.varKey, value);
                    frame.Finished();
                }
                else {
                    if (this.containedActions == null){
                        frame.SetVariable(this.varKey, "");
                        frame.Finished();
                        break;
                    }
                    NavigatorOutput output = new NavigatorOutput();
                    processor.PushOutput(output);
                    processor.PushActionFrame(frame);
                    frame.State = ProcessingChildren;
                }
                break;

            case ProcessingChildren:
                RecordOutput recOutput = processor.PopOutput();
                Debug.Assert(recOutput is NavigatorOutput);
                frame.SetVariable(this.varKey, ((NavigatorOutput)recOutput).Navigator);
                frame.Finished();
                break;

            default:
                Debug.Fail("Invalid execution state inside VariableAction.Execute");
		    break;
            }
        }