code: synchronized void activate(ComponentContext componentContext) throws Exception {
          this.componentContext = componentContext;
          this.classAvailableTransformer = new ClassAvailableTransformer(this, instrumentation, includeBootstrap);
          this.transformer = new ProbeClassFileTransformer(this, instrumentation, includeBootstrap);
          this.proxyActivator = new MonitoringProxyActivator(componentContext.getBundleContext(), this, this.instrumentation);
          this.proxyActivator.activate();
          // The class available transformer is registered as retransform incapable
          // to avoid having to keep track of which classes have been updated with
          // static initializers and serialVersionUID fields.  The probe transformer
          // however, must run through the listener config every time a retransform
          // occurs to allow it to discover new probes and replace currently active
          // probes
  
          //RTCD 89497-Update the set with the classes
          for (Class<?> clazz : MonitoringUtility.loadMonitoringClasses(componentContext.getBundleContext().getBundle())) {
              for (int i = 0; i < clazz.getMethods().length; i++) {
                  Annotation anno = ((clazz.getMethods()[i]).getAnnotation(ProbeSite.class));
                  if (anno != null) {
                      String temp = ((ProbeSite) anno).clazz();
                      probeMonitorSet.add(temp);
                  }
              }
          }
          //Update to the set ended.
  
          //RTC D89497 adding instrumentors moved below as the MonitoringUtility.loadMonitoringClasses
          //was resulting in loading classes and in turn getting called during with transform process which
          //might cause hang in some situations
          this.instrumentation.addTransformer(this.transformer, true);
          this.instrumentation.addTransformer(this.classAvailableTransformer);
          // We're active so if we have any listeners, we can run down the loaded
          // classes.
          for (Class<?> clazz : this.instrumentation.getAllLoadedClasses()) {
              classAvailable(clazz);
          }
      }
docs: Activation callback from the Declarative Services runtime where the
  component is ready for activation.
  
  @param bundleContext the bundleContext