edu.rice.cs.drjava.model.repl.newjvm
Class MainJVM.State

java.lang.Object
  edu.rice.cs.drjava.model.repl.newjvm.MainJVM.State

Direct Known Subclasses:

MainJVM.DisposedState, MainJVM.FreshState, MainJVM.RestartingState, MainJVM.RunningState, MainJVM.StartingState, MainJVM.StoppingState

Enclosing class:

MainJVM

private abstract class MainJVM.State
extends Object

State-based implementation of the starting/stopping functionality.

Constructor Summary

private

MainJVM.State()

Method Summary

abstract void	dispose()
abstract InterpreterJVMRemoteI	interpreter(boolean used) Get the current interpreter -- null if unavailable.
abstract void	restart(boolean force) Ensure that the interpreter is stopping or not running, to be started again.
abstract void	start() Ensure that the interpreter is starting or running.
void	started(InterpreterJVMRemoteI i) React to a completed startup.
void	startFailed(Exception e) React to a failed startup.
abstract void	stop() Ensure that the interpreter is stopping or not running.
void	stopped(int status) React to a completed shutdown (requested or spontaneous).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MainJVM.State

private MainJVM.State()

Method Detail

interpreter

public abstract InterpreterJVMRemoteI interpreter(boolean used)

Get the current interpreter -- null if unavailable. Block if necessary.

Parameters:

used - Whether this access will lead to a used JVM -- one that should be reset even when not forced

start

public abstract void start()

Ensure that the interpreter is starting or running. Block if necessary.

stop

public abstract void stop()

Ensure that the interpreter is stopping or not running. Block if necessary.

restart

public abstract void restart(boolean force)

Ensure that the interpreter is stopping or not running, to be started again. Block if necessary.

Parameters:

force - Whether an unused, running JVM should be restarted

dispose

public abstract void dispose()

started

public void started(InterpreterJVMRemoteI i)

React to a completed startup.

startFailed

public void startFailed(Exception e)

React to a failed startup.

stopped

public void stopped(int status)

React to a completed shutdown (requested or spontaneous).