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 * 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, 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 org.jboss.netty.handler.codec.socks;
17
18 import org.jboss.netty.buffer.ChannelBuffer;
19
20 import java.util.Collections;
21 import java.util.List;
22
23 /**
24 * An socks init request.
25 *
26 * @see {@link SocksInitResponse}
27 * @see {@link SocksInitRequestDecoder}
28 */
29 public final class SocksInitRequest extends SocksRequest {
30 private final List<AuthScheme> authSchemes;
31
32 public SocksInitRequest(List<AuthScheme> authSchemes) {
33 super(SocksRequestType.INIT);
34 if (authSchemes == null) {
35 throw new NullPointerException("authSchemes");
36 }
37 this.authSchemes = authSchemes;
38 }
39
40 /**
41 * Returns the List<{@link AuthScheme}> of this {@link SocksInitRequest}
42
43 */
44 public List<AuthScheme> getAuthSchemes() {
45 return Collections.unmodifiableList(authSchemes);
46 }
47
48 @Override
49 public void encodeAsByteBuf(ChannelBuffer channelBuffer) {
50 channelBuffer.writeByte(getProtocolVersion().getByteValue());
51 channelBuffer.writeByte(authSchemes.size());
52 for (AuthScheme authScheme : authSchemes) {
53 channelBuffer.writeByte(authScheme.getByteValue());
54 }
55 }
56 }