/* * Copyright 2013 The Netty Project * * The Netty Project licenses this file to you under the Apache License, * version 2.0 (the "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. */ package io.netty.handler.codec.socksx.v5; /** * The authentication method of SOCKS5. */ public class Socks5AuthMethod implements Comparable<Socks5AuthMethod> { public static final Socks5AuthMethod NO_AUTH = new Socks5AuthMethod(0x00, "NO_AUTH"); public static final Socks5AuthMethod GSSAPI = new Socks5AuthMethod(0x01, "GSSAPI"); public static final Socks5AuthMethod PASSWORD = new Socks5AuthMethod(0x02, "PASSWORD"); /** * Indicates that the server does not accept any authentication methods the client proposed. */ public static final Socks5AuthMethod UNACCEPTED = new Socks5AuthMethod(0xff, "UNACCEPTED"); public static Socks5AuthMethod valueOf(byte b) { switch (b) { case 0x00: return NO_AUTH; case 0x01: return GSSAPI; case 0x02: return PASSWORD; case (byte) 0xFF: return UNACCEPTED; } return new Socks5AuthMethod(b); } private final byte byteValue; private final String name; private String text; public Socks5AuthMethod(int byteValue) { this(byteValue, "UNKNOWN"); } public Socks5AuthMethod(int byteValue, String name) { if (name == null) { throw new NullPointerException("name"); } this.byteValue = (byte) byteValue; this.name = name; } public byte byteValue() { return byteValue; } @Override public int hashCode() { return byteValue; } @Override public boolean equals(Object obj) { if (!(obj instanceof Socks5AuthMethod)) { return false; } return byteValue == ((Socks5AuthMethod) obj).byteValue; } @Override public int compareTo(Socks5AuthMethod o) { return byteValue - o.byteValue; } @Override public String toString() { String text = this.text; if (text == null) { this.text = text = name + '(' + (byteValue & 0xFF) + ')'; } return text; } }