@GuardedBy("evictionLock") void applyRead(Node<K,V> node){
  if (evictionDeque.contains(node)) {
    evictionDeque.moveToBack(node);
  }
}

@ GuardedBy ( "evictionLock" ) void applyRead ( Node < K , V > node ) { if ( evictionDeque . contains ( node ) ) { evictionDeque . moveToBack ( node ) ; } }
updates the node ' s location in the page replacement policy .
