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.socksx.v5; import io.netty.handler.codec.DecoderResult; import io.netty.util.internal.ObjectUtil; import io.netty.util.internal.StringUtil; import java.util.ArrayList; import java.util.Collections; import java.util.List; /** * The default {@link Socks5InitialRequest}. */ public class DefaultSocks5InitialRequest extends AbstractSocks5Message implements Socks5InitialRequest { private final List<Socks5AuthMethod> authMethods; public DefaultSocks5InitialRequest(Socks5AuthMethod... authMethods) { ObjectUtil.checkNotNull(authMethods, "authMethods"); List<Socks5AuthMethod> list = new ArrayList<Socks5AuthMethod>(authMethods.length); for (Socks5AuthMethod m : authMethods) { if (m == null) { break; } list.add(m); } if (list.isEmpty()) { throw new IllegalArgumentException("authMethods is empty"); } this.authMethods = Collections.unmodifiableList(list); } public DefaultSocks5InitialRequest(Iterable<Socks5AuthMethod> authMethods) { ObjectUtil.checkNotNull(authMethods, "authSchemes"); List<Socks5AuthMethod> list = new ArrayList<Socks5AuthMethod>(); for (Socks5AuthMethod m : authMethods) { if (m == null) { break; } list.add(m); } if (list.isEmpty()) { throw new IllegalArgumentException("authMethods is empty"); } this.authMethods = Collections.unmodifiableList(list); } @Override public List<Socks5AuthMethod> authMethods() { return authMethods; } @Override public String toString() { StringBuilder buf = new StringBuilder(StringUtil.simpleClassName(this)); DecoderResult decoderResult = decoderResult(); if (!decoderResult.isSuccess()) { buf.append("(decoderResult: "); buf.append(decoderResult); buf.append(", authMethods: "); } else { buf.append("(authMethods: "); } buf.append(authMethods()); buf.append(')'); return buf.toString(); } }