| /** |
| * 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.http4; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.zip.GZIPInputStream; |
| import java.util.zip.GZIPOutputStream; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Message; |
| import org.apache.camel.Processor; |
| import org.apache.camel.component.http4.handler.HeaderValidationHandler; |
| import org.apache.http.Header; |
| import org.apache.http.HttpEntity; |
| import org.apache.http.HttpEntityEnclosingRequest; |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpRequest; |
| import org.apache.http.HttpRequestInterceptor; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.HttpResponseInterceptor; |
| import org.apache.http.HttpStatus; |
| import org.apache.http.entity.HttpEntityWrapper; |
| import org.apache.http.localserver.LocalTestServer; |
| import org.apache.http.message.BasicHeader; |
| import org.apache.http.protocol.BasicHttpProcessor; |
| import org.apache.http.protocol.HttpContext; |
| import org.apache.http.util.EntityUtils; |
| import org.junit.Test; |
| |
| /** |
| * |
| * @version |
| */ |
| public class HttpCompressionTest extends BaseHttpTest { |
| |
| @Test |
| public void compressedHttpPost() throws Exception { |
| Exchange exchange = template.request("http4://" + getHostName() + ":" + getPort() + "/", new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| exchange.getIn().setHeader(Exchange.CONTENT_TYPE, "text/plain"); |
| exchange.getIn().setHeader(Exchange.CONTENT_ENCODING, "gzip"); |
| exchange.getIn().setBody(getBody()); |
| } |
| }); |
| |
| assertNotNull(exchange); |
| |
| Message out = exchange.getOut(); |
| assertNotNull(out); |
| |
| Map<String, Object> headers = out.getHeaders(); |
| assertEquals(HttpStatus.SC_OK, headers.get(Exchange.HTTP_RESPONSE_CODE)); |
| assertEquals("gzip", headers.get("Content-Encoding")); |
| |
| assertBody(out.getBody(String.class)); |
| } |
| |
| @Override |
| protected BasicHttpProcessor getBasicHttpProcessor() { |
| BasicHttpProcessor httpproc = new BasicHttpProcessor(); |
| httpproc.addInterceptor(new RequestDecompressingInterceptor()); |
| |
| httpproc.addInterceptor(new ResponseCompressingInterceptor()); |
| |
| return httpproc; |
| } |
| |
| @Override |
| protected void registerHandler(LocalTestServer server) { |
| Map<String, String> expectedHeaders = new HashMap<String, String>(); |
| expectedHeaders.put("Content-Type", "text/plain"); |
| expectedHeaders.put("Content-Encoding", "gzip"); |
| |
| server.register("/", new HeaderValidationHandler("POST", null, getBody(), getExpectedContent(), expectedHeaders)); |
| } |
| |
| protected String getBody() { |
| return "hl=en&q=camel"; |
| } |
| |
| static class RequestDecompressingInterceptor implements HttpRequestInterceptor { |
| |
| public void process(HttpRequest request, HttpContext context) throws HttpException, IOException { |
| Header contentEncoding = request.getFirstHeader("Content-Encoding"); |
| |
| if (contentEncoding != null |
| && contentEncoding.getValue().equalsIgnoreCase("gzip")) { |
| HttpEntity entity = ((HttpEntityEnclosingRequest) request) |
| .getEntity(); |
| ((HttpEntityEnclosingRequest) request) |
| .setEntity(new GzipDecompressingEntity(entity)); |
| } |
| } |
| |
| static class GzipDecompressingEntity extends HttpEntityWrapper { |
| |
| public GzipDecompressingEntity(final HttpEntity entity) { |
| super(entity); |
| } |
| |
| @Override |
| public InputStream getContent() throws IOException, |
| IllegalStateException { |
| InputStream wrappedin = wrappedEntity.getContent(); |
| return new GZIPInputStream(wrappedin); |
| } |
| |
| @Override |
| public long getContentLength() { |
| return -1; |
| } |
| |
| @Override |
| public boolean isStreaming() { |
| return false; |
| } |
| } |
| } |
| |
| static class ResponseCompressingInterceptor implements HttpResponseInterceptor { |
| |
| public void process(HttpResponse response, HttpContext context) throws HttpException, IOException { |
| response.setHeader("Content-Encoding", "gzip"); |
| HttpEntity entity = response.getEntity(); |
| response.setEntity(new GzipCompressingEntity(entity)); |
| } |
| |
| static class GzipCompressingEntity extends HttpEntityWrapper { |
| |
| public GzipCompressingEntity(final HttpEntity entity) { |
| super(entity); |
| } |
| |
| @Override |
| public Header getContentEncoding() { |
| return new BasicHeader("Content-Encoding", "gzip"); |
| } |
| |
| @Override |
| public void writeTo(OutputStream outstream) throws IOException { |
| GZIPOutputStream gzip = new GZIPOutputStream(outstream); |
| gzip.write(EntityUtils.toByteArray(wrappedEntity)); |
| gzip.close(); |
| } |
| |
| @Override |
| public long getContentLength() { |
| return -1; |
| } |
| |
| @Override |
| public boolean isStreaming() { |
| return false; |
| } |
| } |
| } |
| } |