/*
* ====================================================================
* 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
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.client;
import java.net.ProxySelector;
import org.apache.http.ConnectionReuseStrategy;
import org.apache.http.annotation.ThreadSafe;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.routing.HttpRoutePlanner;
import org.apache.http.impl.DefaultConnectionReuseStrategy;
import org.apache.http.impl.NoConnectionReuseStrategy;
import org.apache.http.impl.conn.PoolingClientConnectionManager;
import org.apache.http.impl.conn.ProxySelectorRoutePlanner;
import org.apache.http.impl.conn.SchemeRegistryFactory;
import org.apache.http.params.HttpParams;
/**
* An extension of {@link DefaultHttpClient} pre-configured using system properties.
* <p>
* The following system properties are taken into account by this class:
* <ul>
* <li>ssl.TrustManagerFactory.algorithm</li>
* <li>javax.net.ssl.trustStoreType</li>
* <li>javax.net.ssl.trustStore</li>
* <li>javax.net.ssl.trustStoreProvider</li>
* <li>javax.net.ssl.trustStorePassword</li>
* <li>java.home</li>
* <li>ssl.KeyManagerFactory.algorithm</li>
* <li>javax.net.ssl.keyStoreType</li>
* <li>javax.net.ssl.keyStore</li>
* <li>javax.net.ssl.keyStoreProvider</li>
* <li>javax.net.ssl.keyStorePassword</li>
* <li>http.proxyHost</li>
* <li>http.proxyPort</li>
* <li>http.nonProxyHosts</li>
* <li>http.keepAlive</li>
* <li>http.maxConnections</li>
* </ul>
* <p>
* <p>
* The following parameters can be used to customize the behavior of this
* class:
* </p>
* <ul>
* <li>{@link org.apache.http.params.CoreProtocolPNames#PROTOCOL_VERSION}</li>
* <li>{@link org.apache.http.params.CoreProtocolPNames#STRICT_TRANSFER_ENCODING}</li>
* <li>{@link org.apache.http.params.CoreProtocolPNames#HTTP_ELEMENT_CHARSET}</li>
* <li>{@link org.apache.http.params.CoreProtocolPNames#USE_EXPECT_CONTINUE}</li>
* <li>{@link org.apache.http.params.CoreProtocolPNames#WAIT_FOR_CONTINUE}</li>
* <li>{@link org.apache.http.params.CoreProtocolPNames#USER_AGENT}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#TCP_NODELAY}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#SO_TIMEOUT}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#SO_LINGER}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#SO_REUSEADDR}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#SOCKET_BUFFER_SIZE}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#CONNECTION_TIMEOUT}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#MAX_LINE_LENGTH}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#MAX_HEADER_COUNT}</li>
* <li>{@link org.apache.http.params.CoreConnectionPNames#STALE_CONNECTION_CHECK}</li>
* <li>{@link org.apache.http.conn.params.ConnRoutePNames#FORCED_ROUTE}</li>
* <li>{@link org.apache.http.conn.params.ConnRoutePNames#LOCAL_ADDRESS}</li>
* <li>{@link org.apache.http.conn.params.ConnRoutePNames#DEFAULT_PROXY}</li>
* <li>{@link org.apache.http.cookie.params.CookieSpecPNames#DATE_PATTERNS}</li>
* <li>{@link org.apache.http.cookie.params.CookieSpecPNames#SINGLE_COOKIE_HEADER}</li>
* <li>{@link org.apache.http.auth.params.AuthPNames#CREDENTIAL_CHARSET}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#COOKIE_POLICY}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#HANDLE_AUTHENTICATION}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#HANDLE_REDIRECTS}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#MAX_REDIRECTS}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#ALLOW_CIRCULAR_REDIRECTS}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#VIRTUAL_HOST}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#DEFAULT_HOST}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#DEFAULT_HEADERS}</li>
* <li>{@link org.apache.http.client.params.ClientPNames#CONN_MANAGER_TIMEOUT}</li>
* </ul>
*
* @since 4.2
*
* @deprecated (4.3) use {@link HttpClientBuilder}
*/
@ThreadSafe
@Deprecated
public class SystemDefaultHttpClient extends DefaultHttpClient {
public SystemDefaultHttpClient(final HttpParams params) {
super(null, params);
}
public SystemDefaultHttpClient() {
super(null, null);
}
@Override
protected ClientConnectionManager createClientConnectionManager() {
final PoolingClientConnectionManager connmgr = new PoolingClientConnectionManager(
SchemeRegistryFactory.createSystemDefault());
String s = System.getProperty("http.keepAlive", "true");
if ("true".equalsIgnoreCase(s)) {
s = System.getProperty("http.maxConnections", "5");
final int max = Integer.parseInt(s);
connmgr.setDefaultMaxPerRoute(max);
connmgr.setMaxTotal(2 * max);
}
return connmgr;
}
@Override
protected HttpRoutePlanner createHttpRoutePlanner() {
return new ProxySelectorRoutePlanner(getConnectionManager().getSchemeRegistry(),
ProxySelector.getDefault());
}
@Override
protected ConnectionReuseStrategy createConnectionReuseStrategy() {
final String s = System.getProperty("http.keepAlive", "true");
if ("true".equalsIgnoreCase(s)) {
return new DefaultConnectionReuseStrategy();
} else {
return new NoConnectionReuseStrategy();
}
}
}