Java example source code file (Socks5CommandType.java)

This example Java source code file (Socks5CommandType.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

bind, comparable, connect, nullpointerexception, override, socks5commandtype, string, udp_associate, unknown

The Socks5CommandType.java Java example source code

/*
 * 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 type of {@link Socks5CommandRequest}.
 */
public class Socks5CommandType implements Comparable<Socks5CommandType> {

    public static final Socks5CommandType CONNECT = new Socks5CommandType(0x01, "CONNECT");
    public static final Socks5CommandType BIND = new Socks5CommandType(0x02, "BIND");
    public static final Socks5CommandType UDP_ASSOCIATE = new Socks5CommandType(0x03, "UDP_ASSOCIATE");

    public static Socks5CommandType valueOf(byte b) {
        switch (b) {
        case 0x01:
            return CONNECT;
        case 0x02:
            return BIND;
        case 0x03:
            return UDP_ASSOCIATE;
        }

        return new Socks5CommandType(b);
    }

    private final byte byteValue;
    private final String name;
    private String text;

    public Socks5CommandType(int byteValue) {
        this(byteValue, "UNKNOWN");
    }

    public Socks5CommandType(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 Socks5CommandType)) {
            return false;
        }

        return byteValue == ((Socks5CommandType) obj).byteValue;
    }

    @Override
    public int compareTo(Socks5CommandType o) {
        return byteValue - o.byteValue;
    }

    @Override
    public String toString() {
        String text = this.text;
        if (text == null) {
            this.text = text = name + '(' + (byteValue & 0xFF) + ')';
        }
        return text;
    }
}