| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.kafka.clients; |
| |
| import java.net.InetAddress; |
| |
| class AddressChangeHostResolver implements HostResolver { |
| private boolean useNewAddresses; |
| private InetAddress[] initialAddresses; |
| private InetAddress[] newAddresses; |
| private int resolutionCount = 0; |
| |
| public AddressChangeHostResolver(InetAddress[] initialAddresses, InetAddress[] newAddresses) { |
| this.initialAddresses = initialAddresses; |
| this.newAddresses = newAddresses; |
| } |
| |
| @Override |
| public InetAddress[] resolve(String host) { |
| ++resolutionCount; |
| return useNewAddresses ? newAddresses : initialAddresses; |
| } |
| |
| public void changeAddresses() { |
| useNewAddresses = true; |
| } |
| |
| public boolean useNewAddresses() { |
| return useNewAddresses; |
| } |
| |
| public int resolutionCount() { |
| return resolutionCount; |
| } |
| } |