Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF 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 org.apache.tinkerpop.gremlin.server.handler; import io.netty.channel.ChannelHandler; import io.netty.channel.ChannelHandlerContext; import io.netty.channel.ChannelPipeline; import io.netty.handler.codec.http.HttpMessage; import org.apache.tinkerpop.gremlin.server.auth.Authenticator; import org.apache.tinkerpop.gremlin.server.Settings; import org.apache.tinkerpop.gremlin.server.handler.HttpBasicAuthenticationHandler; import org.apache.tinkerpop.gremlin.server.handler.SaslAuthenticationHandler; import org.apache.tinkerpop.gremlin.server.handler.WebSocketHandlerUtil; import static org.apache.tinkerpop.gremlin.server.channel.WebSocketChannelizer.PIPELINE_AUTHENTICATOR; /** *An Authentication Handler for doing WebSocket Sasl and Http Basic auth */ @ChannelHandler.Sharable public class SaslAndHttpBasicAuthenticationHandler extends SaslAuthenticationHandler { private final String HTTP_AUTH = "http-authentication"; public SaslAndHttpBasicAuthenticationHandler(final Authenticator authenticator, final Settings.AuthenticationSettings authenticationSettings) { super(authenticator, authenticationSettings); } @Override public void channelRead(final ChannelHandlerContext ctx, final Object obj) throws Exception { if (obj instanceof HttpMessage && !WebSocketHandlerUtil.isWebSocket((HttpMessage) obj)) { if (null == ctx.pipeline().get(HTTP_AUTH)) { ctx.pipeline().addAfter(PIPELINE_AUTHENTICATOR, HTTP_AUTH, new HttpBasicAuthenticationHandler(authenticator, this.authenticationSettings)); } ctx.fireChannelRead(obj); } else { super.channelRead(ctx, obj); } } }