JVMListener listener = listeners.next();
if (e instanceof VMStartEvent) {
listener.VMStartEvent();
}
else if (e instanceof BreakpointEvent) {
listener.breakpointEvent((BreakpointEvent)e);
} else if (e instanceof ClassPrepareEvent) {
listener.classPrepareEvent((ClassPrepareEvent)e);
} else if (e instanceof StepEvent) {
listener.stepEvent((StepEvent)e);
} else if (e instanceof VMDeathEvent) {