request a restart of the system - currently only available for swt based systems
throws
AzureusCoreException
public void
requestStop()
ask lifecycle listeners to perform a stop. they may veto this by throwing an exception, or do nothing
if nothing is done then it will be stopped as per "stop" above
throws
AzureusCoreException
public void
restart()
restart the system
public void
start()
public void
stop()
stop the core and inform lifecycle listeners of stopping