Coverage Summary for Class: NodeDistanceComparator (co.rsk.net.discovery.table)

Class Class, % Method, % Line, %
NodeDistanceComparator 0% (0/1) 0% (0/2) 0% (0/6)


1 /* 2  * This file is part of RskJ 3  * Copyright (C) 2017 RSK Labs Ltd. 4  * 5  * This program is free software: you can redistribute it and/or modify 6  * it under the terms of the GNU Lesser General Public License as published by 7  * the Free Software Foundation, either version 3 of the License, or 8  * (at your option) any later version. 9  * 10  * This program is distributed in the hope that it will be useful, 11  * but WITHOUT ANY WARRANTY; without even the implied warranty of 12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13  * GNU Lesser General Public License for more details. 14  * 15  * You should have received a copy of the GNU Lesser General Public License 16  * along with this program. If not, see <http://www.gnu.org/licenses/>. 17  */ 18  19 package co.rsk.net.discovery.table; 20  21 import co.rsk.net.NodeID; 22 import org.ethereum.net.rlpx.Node; 23  24 import java.util.Comparator; 25  26 /** 27  * Created by mario on 22/02/17. 28  */ 29 public class NodeDistanceComparator implements Comparator<Node> { 30  private NodeID targetNodeId; 31  private transient DistanceCalculator calculator; 32  33  public NodeDistanceComparator(NodeID targetNodeId, DistanceCalculator distanceCalculator) { 34  this.targetNodeId = targetNodeId; 35  this.calculator = distanceCalculator; 36  } 37  38  @Override 39  public int compare(Node n1, Node n2) { 40  int distance1 = calculator.calculateDistance(targetNodeId, n1.getId()); 41  int distance2 = calculator.calculateDistance(targetNodeId, n2.getId()); 42  43  return Integer.compare(distance1, distance2); 44  } 45 }