1 /*
2 * Copyright 2015 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * https://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, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package io.netty5.resolver;
17
18 import java.net.InetAddress;
19
20 /**
21 * Resolves a hostname against the hosts file entries.
22 */
23 public interface HostsFileEntriesResolver {
24
25 /**
26 * Default instance: a {@link DefaultHostsFileEntriesResolver}.
27 */
28 HostsFileEntriesResolver DEFAULT = new DefaultHostsFileEntriesResolver();
29
30 /**
31 * Resolve the address of a hostname against the entries in a hosts file, depending on some address types.
32 * @param inetHost the hostname to resolve
33 * @param resolvedAddressTypes the address types to resolve
34 * @return the first matching address
35 */
36 InetAddress address(String inetHost, ResolvedAddressTypes resolvedAddressTypes);
37 }