1 /* 2 * Copyright (C) 2012 Square, Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.squareup.okhttp.internal; 17 18 import java.net.InetAddress; 19 import java.net.UnknownHostException; 20 21 /** 22 * Services specific to the host device's network interface. Prefer this over {@link 23 * InetAddress#getAllByName} to make code more testable. 24 */ 25 public interface Network { 26 Network DEFAULT = new Network() { 27 @Override public InetAddress[] resolveInetAddresses(String host) throws UnknownHostException { 28 if (host == null) throw new UnknownHostException("host == null"); 29 return InetAddress.getAllByName(host); 30 } 31 }; 32 33 InetAddress[] resolveInetAddresses(String host) throws UnknownHostException; 34 } 35
