in src/main/java/org/apache/sling/fileoptim/impl/FileOptimizerServiceImpl.java [88:93]
public void activate(ComponentContext context, Config config) throws InvalidSyntaxException {
bundleContext = context.getBundleContext();
this.config = config;
this.rebuildOptimizerCache();
bundleContext.addServiceListener(this, "(" + Constants.OBJECTCLASS + "=" + FileOptimizer.class.getName() + ")");
}