1 /*
2  * Copyright (C) 2017 The Android Open Source Project
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 
17 package com.android.okhttp.internalandroidapi;
18 
19 import java.net.InetAddress;
20 import java.net.UnknownHostException;
21 import java.util.List;
22 
23 /**
24  * A domain name service that resolves IP addresses for host names.
25  * @hide
26  * @hide This class is not part of the Android public SDK API
27  */
28 public interface Dns {
29     /**
30      * Returns the IP addresses of {@code hostname}, in the order they should
31      * be attempted.
32      *
33      * @hide
34      */
lookup(String hostname)35     List<InetAddress> lookup(String hostname) throws UnknownHostException;
36 }
37