| /* |
| * 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 com.alibaba.dubbo.qos.command.decoder; |
| |
| import com.alibaba.dubbo.qos.command.CommandContext; |
| import com.alibaba.dubbo.qos.command.CommandContextFactory; |
| |
| import io.netty.handler.codec.http.HttpMethod; |
| import io.netty.handler.codec.http.HttpRequest; |
| import io.netty.handler.codec.http.QueryStringDecoder; |
| import io.netty.handler.codec.http.multipart.Attribute; |
| import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder; |
| import io.netty.handler.codec.http.multipart.InterfaceHttpData; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class HttpCommandDecoder { |
| public static CommandContext decode(HttpRequest request) { |
| CommandContext commandContext = null; |
| if (request != null) { |
| QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.getUri()); |
| String path = queryStringDecoder.path(); |
| String[] array = path.split("/"); |
| if (array.length == 2) { |
| String name = array[1]; |
| |
| // process GET request and POST request separately. Check url for GET, and check body for POST |
| if (request.getMethod() == HttpMethod.GET) { |
| if (queryStringDecoder.parameters().isEmpty()) { |
| commandContext = CommandContextFactory.newInstance(name); |
| commandContext.setHttp(true); |
| } else { |
| List<String> valueList = new ArrayList<String>(); |
| for (List<String> values : queryStringDecoder.parameters().values()) { |
| valueList.addAll(values); |
| } |
| commandContext = CommandContextFactory.newInstance(name, valueList.toArray(new String[]{}),true); |
| } |
| } else if (request.getMethod() == HttpMethod.POST) { |
| HttpPostRequestDecoder httpPostRequestDecoder = new HttpPostRequestDecoder(request); |
| List<String> valueList = new ArrayList<String>(); |
| for (InterfaceHttpData interfaceHttpData : httpPostRequestDecoder.getBodyHttpDatas()) { |
| if (interfaceHttpData.getHttpDataType() == InterfaceHttpData.HttpDataType.Attribute) { |
| Attribute attribute = (Attribute) interfaceHttpData; |
| try { |
| valueList.add(attribute.getValue()); |
| } catch (IOException ex) { |
| throw new RuntimeException(ex); |
| } |
| } |
| } |
| if (valueList.isEmpty()) { |
| commandContext = CommandContextFactory.newInstance(name); |
| commandContext.setHttp(true); |
| } else { |
| commandContext = CommandContextFactory.newInstance(name, valueList.toArray(new String[]{}),true); |
| } |
| } |
| } |
| } |
| |
| return commandContext; |
| } |
| } |