Java tutorial
/* * Copyright 2012 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.socks; import io.netty.util.internal.ObjectUtil; /** * An abstract class that defines a SocksRequest, providing common properties for * {@link SocksInitRequest}, {@link SocksAuthRequest}, {@link SocksCmdRequest} and {@link UnknownSocksRequest}. * * @see SocksInitRequest * @see SocksAuthRequest * @see SocksCmdRequest * @see UnknownSocksRequest */ public abstract class SocksRequest extends SocksMessage { private final SocksRequestType requestType; protected SocksRequest(SocksRequestType requestType) { super(SocksMessageType.REQUEST); this.requestType = ObjectUtil.checkNotNull(requestType, "requestType"); } /** * Returns socks request type * * @return socks request type */ public SocksRequestType requestType() { return requestType; } }