How to use

org.jflux.impl.services.rk.osgi.ClassTracker

constructor

/**
 * Creates a new OSGiFrameSourceTracker which tracks services registered 
 * under the given class name.
 * @param className fully qualified name of the FrameSource class to track
 */
public OSGiFrameSourceTracker(String className){
  myTracker = new ClassTracker(className);
}

/**
 * Creates a new OSGiFrameSourceTracker.
 */
public OSGiFrameSourceTracker(){
  myTracker = new ClassTracker(FrameSource.class.getName());
}

private ClassTracker<Robot> getRobotTracker(){
  if(myRobotTracker != null){
    return myRobotTracker;
  }
  myRobotTracker = new ClassTracker<Robot>(myContext, Robot.class.getName(),null,null);
  return myRobotTracker;
}

public  static <C> ClassTracker<C> build(Class<C> clazz, String filter){
  if(clazz == null){
    throw new NullPointerException();
  }
  BundleContext context = OSGiUtils.getBundleContext(clazz);
  if(context == null){
    theLogger.log(Level.WARNING, 
        "Could not find BundleContext for {0}", clazz);
    return null;
  }
  ClassTracker<C> tracker = new ClassTracker<C>(
      context, clazz.getName(), filter);
  return tracker;
}