1 /*
2 * Copyright 2012 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.netty.handler.codec.socks;
17
18 import io.netty.buffer.ByteBuf;
19 import io.netty.util.internal.ObjectUtil;
20
21 /**
22 * An socks init response.
23 *
24 * @see SocksInitRequest
25 * @see SocksInitResponseDecoder
26 */
27 public final class SocksInitResponse extends SocksResponse {
28 private final SocksAuthScheme authScheme;
29
30 public SocksInitResponse(SocksAuthScheme authScheme) {
31 super(SocksResponseType.INIT);
32 this.authScheme = ObjectUtil.checkNotNull(authScheme, "authScheme");
33 }
34
35 /**
36 * Returns the {@link SocksAuthScheme} of this {@link SocksInitResponse}
37 *
38 * @return The {@link SocksAuthScheme} of this {@link SocksInitResponse}
39 */
40 public SocksAuthScheme authScheme() {
41 return authScheme;
42 }
43
44 @Override
45 public void encodeAsByteBuf(ByteBuf byteBuf) {
46 byteBuf.writeByte(protocolVersion().byteValue());
47 byteBuf.writeByte(authScheme.byteValue());
48 }
49 }