107 lines
2.7 KiB
C#
107 lines
2.7 KiB
C#
///
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/// Copyright (c) 2013-2015 Sensus Metering Systems
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///
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using System;
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using log4net;
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namespace TBF.Rig.Elde
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{
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public class StopPreviousOp : IOperation
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{
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private static readonly ILog log = LogManager.GetLogger(typeof(StopPreviousOp));
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public override string ToString() { return string.Format("StopPreviousOp(.)"); }
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/// Set by the constructor
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readonly ControlBoardDev controlBoard;
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///
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/// Internal states of this operation
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///
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enum OpState
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{
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Idle = 0,
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CheckIfStopped,
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ResendCommand,
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Stopped,
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}
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OpState opState;
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/// <summary>
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/// Stop the previous control board operation (diverter, gate, etc.)
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/// Events: None or PreviousStopped
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/// </summary>
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/// <param name="controlBoardDev">Control board component reference</param>
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public StopPreviousOp(ControlBoardDev controlBoardDev)
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{
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if (controlBoardDev == null) throw new ArgumentNullException("controlBoardDev");
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this.controlBoard = controlBoardDev;
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log.Debug(this.ToString());
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}
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void SendStopCommand()
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{
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controlBoard.SendCommand(Command.Stop, 0, 0, 0, TestMethods.Diverter,
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StopDevs.Diverter | StopDevs.GatePulse | StopDevs.Reference | StopDevs.RegValveRegulation);
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}
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/// <summary>Start this operation</summary>
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public void Start()
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{
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SendStopCommand();
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opState = OpState.CheckIfStopped;
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}
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/// <summary>Run this operation</summary>
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/// <returns>
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/// Event.None or Event.PreviousStopped
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/// </returns>
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public Event Run()
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{
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if (opState == OpState.CheckIfStopped)
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{
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if ((controlBoard.StatusP & (StatusP.TestCompleted | StatusP.TestInProgress)) == 0)
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{
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opState = OpState.Stopped;
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return Event.PreviousStopped;
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}
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else
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{
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opState = OpState.ResendCommand;
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return Event.None;
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}
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}
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else if (opState == OpState.ResendCommand)
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{
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if ((controlBoard.StatusP & (StatusP.TestCompleted | StatusP.TestInProgress)) == 0)
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{
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opState = OpState.Stopped;
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return Event.PreviousStopped;
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}
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else
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{
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SendStopCommand();
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opState = OpState.CheckIfStopped;
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return Event.None;
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}
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}
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else if (opState == OpState.Stopped)
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{
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return Event.PreviousStopped;
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}
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return Event.None;
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}
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/// <summary>Stop this operation</summary>
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public void Stop()
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{
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opState = OpState.Idle;
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}
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}
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}
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