private IHttpInterceptorEventHandler interceptorEventHandler;
public ProxyServiceTrackerCustomizer(BundleContext context, ProxyStatusLineContribution statusLineContribution) {
this.context = context;
this.statusLineContribution = statusLineContribution;
proxyEventHandler = new IHttpProxyServiceEventHandler() {
@Override
public void notifyStart(int listenerCount) {
handleNotifyStart(listenerCount);
}