@Inject private void init(NodeRunnerDescriptorProvider descriptorProvider){
  if (!runnerRegistry.isRegistered(NodeRunner.ID)) {
    runnerRegistry.register(descriptorProvider.get());
  }
}

@ Inject private void init ( NodeRunnerDescriptorProvider descriptorProvider ) { if ( ! runnerRegistry . isRegistered ( NodeRunner . ID ) ) { runnerRegistry . register ( descriptorProvider . get ( ) ) ; } }
injection - method used to lazily initialize the runnerregistry . called after field - injection .
