| /* |
| * 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.shardingsphere.elasticjob.restful.pipeline; |
| |
| import io.netty.channel.ChannelHandler.Sharable; |
| import io.netty.channel.ChannelHandlerContext; |
| import io.netty.channel.ChannelInboundHandlerAdapter; |
| import lombok.RequiredArgsConstructor; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.shardingsphere.elasticjob.restful.Filter; |
| import org.apache.shardingsphere.elasticjob.restful.filter.DefaultFilterChain; |
| import org.apache.shardingsphere.elasticjob.restful.filter.FilterChain; |
| import org.apache.shardingsphere.elasticjob.restful.handler.HandleContext; |
| import org.apache.shardingsphere.elasticjob.restful.handler.Handler; |
| |
| import java.util.List; |
| |
| /** |
| * Filter chain inbound handler. |
| */ |
| @Slf4j |
| @Sharable |
| @RequiredArgsConstructor |
| public final class FilterChainInboundHandler extends ChannelInboundHandlerAdapter { |
| |
| private final List<Filter> filterInstances; |
| |
| @SuppressWarnings({"NullableProblems", "unchecked"}) |
| @Override |
| public void channelRead(final ChannelHandlerContext ctx, final Object msg) { |
| if (filterInstances.isEmpty()) { |
| ctx.fireChannelRead(msg); |
| return; |
| } |
| HandleContext<Handler> handleContext = (HandleContext<Handler>) msg; |
| FilterChain filterChain = new DefaultFilterChain(filterInstances, ctx, handleContext); |
| filterChain.next(handleContext.getHttpRequest()); |
| } |
| } |