docs: protected void completeExtends(EObject model, ContentAssistContext context,
  			ICompletionProposalAcceptor acceptor) {
  		if (isSarlProposalEnabled()) {
  			if (model instanceof SarlAgent) {
  				completeSarlAgents(false, true, context, acceptor);
  			} else if (model instanceof SarlBehavior) {
  				completeSarlBehaviors(false, true, context, acceptor);
  			} else if (model instanceof SarlCapacity) {
  				completeSarlCapacities(false, true, context, acceptor);
  			} else if (model instanceof SarlSkill) {
  				completeSarlSkills(false, true, context, acceptor);
  			} else if (model instanceof SarlEvent) {
  				completeSarlEvents(false, true, context, acceptor);
  			} else if (model instanceof SarlClass) {
  				completeJavaTypes(
  						context,
  						createExtensionFilter(context, IJavaSearchConstants.CLASS),
  						acceptor);
  			} else if (model instanceof SarlInterface) {
  				completeJavaTypes(
  						context,
  						createExtensionFilter(context, IJavaSearchConstants.INTERFACE),
  						acceptor);
  			}
  		}
  	}