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package f00f.net.irc.martyr;
import java.util.Observable;
/**
* Provides a framework for an auto service. Does enable by default.
* Splits the 'update' method into two, 'updateState' and 'updateCommand'.
* Also provides thread safety on all methods.
*/
public abstract class GenericAutoService extends GenericCommandAutoService
{
protected GenericAutoService( IRCConnection connection )
{
super( connection );
}
public synchronized void enable()
{
if( enabled )
return;
connection.addStateObserver( this );
super.enable();
}
public synchronized void disable()
{
if( !enabled )
return;
connection.removeStateObserver( this );
super.disable();
}
public synchronized void update( Observable observer, Object updated )
{
if( !enabled )
throw new IllegalStateException("This observer is not enabled." );
if( updated instanceof State )
updateState( (State)updated );
else
super.update( observer, updated );
}
protected abstract void updateState( State state );
}
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