void handleServiceListenerUnreg(Collection /* <ServiceListenerEntry> */ set) {
if (!isOpen() || listenerHookTracker.size() == 0) {
return;
}
ServiceReference[] srl = listenerHookTracker.getServiceReferences();
for (int i = 0; srl != null && i < srl.length; i++) {
ListenerHook lh = (ListenerHook) listenerHookTracker.getService(srl[i]);
try {
lh.removed(set);
} catch (Exception e) {
fwCtx.debug.printStackTrace(
"Failed to call listener hook #" + srl[i].getProperty(Constants.SERVICE_ID), e);
}
}
}
synchronized void open() {
if (fwCtx.debug.hooks) {
fwCtx.debug.println("opening hooks");
}
listenerHookTracker =
new ServiceTracker(
fwCtx.systemBundle.bundleContext,
ListenerHook.class.getName(),
new ServiceTrackerCustomizer() {
public Object addingService(ServiceReference reference) {
ListenerHook lh =
(ListenerHook) fwCtx.systemBundle.bundleContext.getService(reference);
try {
lh.added(getServiceCollection());
} catch (Exception e) {
fwCtx.debug.printStackTrace(
"Failed to call listener hook #"
+ reference.getProperty(Constants.SERVICE_ID),
e);
}
return lh;
}
public void modifiedService(ServiceReference reference, Object service) {
// noop
}
public void removedService(ServiceReference reference, Object service) {
fwCtx.systemBundle.bundleContext.ungetService(reference);
}
});
listenerHookTracker.open();
bOpen = true;
}
synchronized void close() {
listenerHookTracker.close();
listenerHookTracker = null;
bOpen = false;
}
