001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.component.http;
018
019 import java.io.ByteArrayInputStream;
020 import java.io.IOException;
021 import java.io.InputStream;
022
023 import org.apache.camel.Converter;
024 import org.apache.camel.Exchange;
025 import org.apache.camel.component.http.helper.GZIPHelper;
026 import org.apache.camel.util.ExchangeHelper;
027 import org.apache.commons.httpclient.methods.InputStreamRequestEntity;
028 import org.apache.commons.httpclient.methods.RequestEntity;
029
030 /**
031 * Some converter methods to make it easier to convert the body to RequestEntity types.
032 */
033 @Converter
034 public class RequestEntityConverter {
035
036 @Converter
037 public RequestEntity toRequestEntity(byte[] data, Exchange exchange) throws Exception {
038 return asRequestEntity(data, exchange);
039 }
040
041 @Converter
042 public RequestEntity toRequestEntity(InputStream inStream, Exchange exchange) throws Exception {
043 return asRequestEntity(inStream, exchange);
044 }
045
046 @Converter
047 public RequestEntity toRequestEntity(String str, Exchange exchange) throws Exception {
048 if (GZIPHelper.isGzip(exchange.getIn())) {
049 byte[] data = exchange.getContext().getTypeConverter().convertTo(byte[].class, str);
050 return asRequestEntity(data, exchange);
051 } else {
052 // will use the default StringRequestEntity
053 return null;
054 }
055 }
056
057 private RequestEntity asRequestEntity(InputStream in, Exchange exchange) throws IOException {
058 if (exchange != null
059 && !exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) {
060 return new InputStreamRequestEntity(GZIPHelper.compressGzip(exchange.getIn()
061 .getHeader(Exchange.CONTENT_ENCODING, String.class), in), ExchangeHelper
062 .getContentType(exchange));
063 } else {
064 // should set the content type here
065 if (exchange != null) {
066 return new InputStreamRequestEntity(in, ExchangeHelper.getContentType(exchange));
067 } else {
068 return new InputStreamRequestEntity(in);
069 }
070 }
071 }
072
073 private RequestEntity asRequestEntity(byte[] data, Exchange exchange) throws Exception {
074 if (exchange != null
075 && !exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) {
076 return new InputStreamRequestEntity(GZIPHelper.compressGzip(exchange.getIn()
077 .getHeader(Exchange.CONTENT_ENCODING, String.class), data), ExchangeHelper
078 .getContentType(exchange));
079 } else {
080 // should set the content type here
081 if (exchange != null) {
082 return new InputStreamRequestEntity(new ByteArrayInputStream(data), ExchangeHelper.getContentType(exchange));
083 } else {
084 return new InputStreamRequestEntity(new ByteArrayInputStream(data));
085 }
086 }
087 }
088 }
089