1 /*
2 * Copyright 2013 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
17 package io.netty.handler.codec.socks;
18
19 public enum SocksProtocolVersion {
20 SOCKS4a((byte) 0x04),
21 SOCKS5((byte) 0x05),
22 UNKNOWN((byte) 0xff);
23
24 private final byte b;
25
26 SocksProtocolVersion(byte b) {
27 this.b = b;
28 }
29
30 /**
31 * @deprecated Use {@link #valueOf(byte)} instead.
32 */
33 @Deprecated
34 public static SocksProtocolVersion fromByte(byte b) {
35 return valueOf(b);
36 }
37
38 public static SocksProtocolVersion valueOf(byte b) {
39 for (SocksProtocolVersion code : values()) {
40 if (code.b == b) {
41 return code;
42 }
43 }
44 return UNKNOWN;
45 }
46
47 public byte byteValue() {
48 return b;
49 }
50 }