code: protected Entry<K, V> get(K k) {
          Entry<K, V> currentNode = mStart;
          while (currentNode != null) {
              if (currentNode.mKey.equals(k)) {
                  break;
              }
              currentNode = currentNode.mNext;
          }
          return currentNode;
      }
docs: Gets the.
  
  @param k the k
  @return the entry