| /** |
| * 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.camel.component.http; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import javax.servlet.ServletInputStream; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.camel.Converter; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Message; |
| import org.apache.camel.util.GZIPHelper; |
| |
| /** |
| * Some converter methods making it easy to convert the body of a message to servlet types or to switch between |
| * the underlying {@link ServletInputStream} or {@link BufferedReader} payloads etc. |
| * |
| * @version |
| */ |
| @Converter |
| public final class HttpConverter { |
| |
| private HttpConverter() { |
| } |
| |
| @Converter |
| public static HttpServletRequest toServletRequest(Message message) { |
| if (message == null) { |
| return null; |
| } |
| return message.getHeader(Exchange.HTTP_SERVLET_REQUEST, HttpServletRequest.class); |
| } |
| |
| @Converter |
| public static HttpServletResponse toServletResponse(Message message) { |
| if (message == null) { |
| return null; |
| } |
| return message.getHeader(Exchange.HTTP_SERVLET_RESPONSE, HttpServletResponse.class); |
| } |
| |
| |
| |
| @Converter |
| public static ServletInputStream toServletInputStream(HttpMessage message) throws IOException { |
| HttpServletRequest request = toServletRequest(message); |
| if (request != null) { |
| return request.getInputStream(); |
| } |
| return null; |
| } |
| |
| @Converter |
| public static InputStream toInputStream(HttpMessage message, Exchange exchange) throws Exception { |
| return toInputStream(toServletRequest(message), exchange); |
| } |
| |
| @Converter |
| public static BufferedReader toReader(HttpMessage message) throws IOException { |
| HttpServletRequest request = toServletRequest(message); |
| if (request != null) { |
| return request.getReader(); |
| } |
| return null; |
| } |
| |
| @Converter |
| public static InputStream toInputStream(HttpServletRequest request, Exchange exchange) throws IOException { |
| if (request == null) { |
| return null; |
| } |
| if (exchange == null || !exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) { |
| String contentEncoding = request.getHeader(Exchange.CONTENT_ENCODING); |
| return GZIPHelper.uncompressGzip(contentEncoding, request.getInputStream()); |
| } else { |
| return request.getInputStream(); |
| } |
| } |
| |
| } |