/* (non-Javadoc) * @see org.eclipse.californium.core.server.resources.Resource#addObserveRelation(org.eclipse.californium.core.observe.ObserveRelation) */ @Override public void addObserveRelation(ObserveRelation relation) { if (observeRelations.add(relation)) { LOGGER.info( "Replacing observe relation between " + relation.getKey() + " and resource " + getURI()); } else { LOGGER.info( "Successfully established observe relation between " + relation.getKey() + " and resource " + getURI()); } for (ResourceObserver obs : observers) obs.addedObserveRelation(relation); }