public ProcessState getNext(ChangeCondition condition)
{
StateTransition transition = new StateTransition(CurrentState, condition);
ProcessState nextState;
if (!transitions.TryGetValue(transition, out nextState))
{
throw new Exception("Invalid transition: " + CurrentState + " -> " + condition);
}
return(nextState);
}
public static bool run(string command, Dictionary <string, string> options)
{
ICommand cmd = CommandFactory.getCommand(command);
if (cmd == null)
{
CommandOutput.commandErrorOutput("No such command!");
return(false);
}
StatusMachine stateMachine = new StatusMachine();
ChangeCondition condition = stateMachine.mapToCondition(cmd);
ProcessState currentState = stateMachine.MoveNext(condition);
Boolean runResult, isResourceCreated;
while (currentState != ProcessState.Terminated)
{
if (stateMachine.isRunningState(currentState) == false)
{
//command is not going to run, must be wrong input
CommandOutput.commandErrorOutput(stateMachine.Messages[currentState]);
}
else
{
//need to run the command
runResult = cmd.execute(options);
if (cmd.GetType() == typeof(SetupCommand))
{
isResourceCreated = Resource.isResourceCreated();
condition = stateMachine.mapToCondition(cmd, runResult, isResourceCreated);
}
else
{
condition = stateMachine.mapToCondition(cmd, runResult, false);
}
currentState = stateMachine.MoveNext(condition);
if (currentState == ProcessState.Terminated)
{
break;
}
}
while (true)
{
//Fetch a command
if (!CommandReader.readCommand())
{
return(false);
}
cmd = CommandFactory.getCommand(CommandReader.Command);
if (cmd != null)
{
break;
}
CommandOutput.commandErrorOutput("No such command!");
}
condition = stateMachine.mapToCondition(cmd);
currentState = stateMachine.MoveNext(condition);
}
return(true);
}
private void OnEnable()
{
changeCondition = (ChangeCondition)target;
}
public StateTransition(ProcessState currentState, ChangeCondition condition)
{
CurrentState = currentState;
Condition = condition;
}
public ProcessState MoveNext(ChangeCondition condition)
{
CurrentState = getNext(condition);
return(CurrentState);
}
