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Apache AB clone based on HttpCore
/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* .
*
*/
package org.apache.http.benchmark;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.nio.charset.Charset;
import javax.net.SocketFactory;
import org.apache.http.ConnectionReuseStrategy;
import org.apache.http.Header;
import org.apache.http.HeaderIterator;
import org.apache.http.HttpEntity;
import org.apache.http.HttpException;
import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.entity.ContentType;
import org.apache.http.impl.DefaultConnectionReuseStrategy;
import org.apache.http.protocol.HTTP;
import org.apache.http.protocol.HttpCoreContext;
import org.apache.http.protocol.HttpProcessor;
import org.apache.http.protocol.HttpRequestExecutor;
import org.apache.http.protocol.ImmutableHttpProcessor;
import org.apache.http.protocol.RequestConnControl;
import org.apache.http.protocol.RequestContent;
import org.apache.http.protocol.RequestExpectContinue;
import org.apache.http.protocol.RequestTargetHost;
import org.apache.http.protocol.RequestUserAgent;
/**
* Worker thread for the {@link HttpBenchmark HttpBenchmark}.
*
*
* @since 4.0
*/
class BenchmarkWorker implements Runnable {
private final byte[] buffer = new byte[4096];
private final HttpCoreContext context;
private final HttpProcessor httpProcessor;
private final HttpRequestExecutor httpexecutor;
private final ConnectionReuseStrategy connstrategy;
private final HttpRequest request;
private final HttpHost targetHost;
private final Config config;
private final SocketFactory socketFactory;
private final Stats stats = new Stats();
public BenchmarkWorker(
final HttpRequest request,
final HttpHost targetHost,
final SocketFactory socketFactory,
final Config config) {
super();
this.context = new HttpCoreContext();
this.request = request;
this.targetHost = targetHost;
this.config = config;
this.httpProcessor = new ImmutableHttpProcessor(
new RequestContent(),
new RequestTargetHost(),
new RequestConnControl(),
new RequestUserAgent("HttpCore-AB/1.1"),
new RequestExpectContinue(this.config.isUseExpectContinue()));
this.httpexecutor = new HttpRequestExecutor();
this.connstrategy = DefaultConnectionReuseStrategy.INSTANCE;
this.socketFactory = socketFactory;
}
@Override
public void run() {
HttpResponse response = null;
final BenchmarkConnection conn = new BenchmarkConnection(8 * 1024, stats);
final String scheme = targetHost.getSchemeName();
final String hostname = targetHost.getHostName();
int port = targetHost.getPort();
if (port == -1) {
if (scheme.equalsIgnoreCase("https")) {
port = 443;
} else {
port = 80;
}
}
// Populate the execution context
this.context.setTargetHost(this.targetHost);
stats.start();
final int count = config.getRequests();
for (int i = 0; i < count; i++) {
try {
resetHeader(request);
if (!conn.isOpen()) {
final Socket socket;
if (socketFactory != null) {
socket = socketFactory.createSocket();
} else {
socket = new Socket();
}
final int timeout = config.getSocketTimeout();
socket.setSoTimeout(timeout);
socket.connect(new InetSocketAddress(hostname, port), timeout);
conn.bind(socket);
}
try {
// Prepare request
this.httpexecutor.preProcess(this.request, this.httpProcessor, this.context);
// Execute request and get a response
response = this.httpexecutor.execute(this.request, conn, this.context);
// Finalize response
this.httpexecutor.postProcess(response, this.httpProcessor, this.context);
} catch (final HttpException e) {
stats.incWriteErrors();
if (config.getVerbosity() >= 2) {
System.err.println("Failed HTTP request : " + e.getMessage());
}
conn.shutdown();
continue;
}
verboseOutput(response);
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
stats.incSuccessCount();
} else {
stats.incFailureCount();
}
final HttpEntity entity = response.getEntity();
if (entity != null) {
final ContentType ct = ContentType.getOrDefault(entity);
Charset charset = ct.getCharset();
if (charset == null) {
charset = HTTP.DEF_CONTENT_CHARSET;
}
long contentlen = 0;
final InputStream instream = entity.getContent();
int l;
while ((l = instream.read(this.buffer)) != -1) {
contentlen += l;
if (config.getVerbosity() >= 4) {
final String s = new String(this.buffer, 0, l, charset);
System.out.print(s);
}
}
instream.close();
stats.setContentLength(contentlen);
}
if (config.getVerbosity() >= 4) {
System.out.println();
System.out.println();
}
if (!config.isKeepAlive() || !this.connstrategy.keepAlive(response, this.context)) {
conn.close();
} else {
stats.incKeepAliveCount();
}
} catch (final IOException ex) {
stats.incFailureCount();
if (config.getVerbosity() >= 2) {
System.err.println("I/O error: " + ex.getMessage());
}
} catch (final Exception ex) {
stats.incFailureCount();
if (config.getVerbosity() >= 2) {
System.err.println("Generic error: " + ex.getMessage());
}
}
}
stats.finish();
if (response != null) {
final Header header = response.getFirstHeader("Server");
if (header != null) {
stats.setServerName(header.getValue());
}
}
try {
conn.close();
} catch (final IOException ex) {
stats.incFailureCount();
if (config.getVerbosity() >= 2) {
System.err.println("I/O error: " + ex.getMessage());
}
}
}
private void verboseOutput(final HttpResponse response) {
if (config.getVerbosity() >= 3) {
System.out.println(">> " + request.getRequestLine().toString());
final Header[] headers = request.getAllHeaders();
for (final Header header : headers) {
System.out.println(">> " + header.toString());
}
System.out.println();
}
if (config.getVerbosity() >= 2) {
System.out.println(response.getStatusLine().getStatusCode());
}
if (config.getVerbosity() >= 3) {
System.out.println("<< " + response.getStatusLine().toString());
final Header[] headers = response.getAllHeaders();
for (final Header header : headers) {
System.out.println("<< " + header.toString());
}
System.out.println();
}
}
private static void resetHeader(final HttpRequest request) {
for (final HeaderIterator it = request.headerIterator(); it.hasNext();) {
final Header header = it.nextHeader();
if (!(header instanceof DefaultHeader)) {
it.remove();
}
}
}
public Stats getStats() {
return stats;
}
}