/*
* Copyright 2002-2005 The Apache Software Foundation.
*
* Licensed 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.commons.vfs.provider.http;
import org.apache.commons.httpclient.HostConfiguration;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.MultiThreadedHttpConnectionManager;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.methods.HeadMethod;
import org.apache.commons.vfs.FileSystemException;
import org.apache.commons.vfs.FileSystemOptions;
/**
* Create a HttpClient instance
*
* @author <a href="mailto:imario@apache.org">Mario Ivankovits</a>
*/
public class HttpClientFactory
{
private HttpClientFactory()
{
}
/**
* Creates a new connection to the server.
*/
public static HttpClient createConnection(String hostname, int port, String username, String password, FileSystemOptions fileSystemOptions) throws FileSystemException
{
HttpClient client;
try
{
client = new HttpClient(new MultiThreadedHttpConnectionManager());
final HostConfiguration config = new HostConfiguration();
config.setHost(hostname, port);
if (fileSystemOptions != null)
{
String proxyHost = HttpFileSystemConfigBuilder.getInstance().getProxyHost(fileSystemOptions);
int proxyPort = HttpFileSystemConfigBuilder.getInstance().getProxyPort(fileSystemOptions);
if (proxyHost != null && proxyPort > 0)
{
config.setProxy(proxyHost, proxyPort);
}
}
client.setHostConfiguration(config);
if (username != null)
{
final UsernamePasswordCredentials creds =
new UsernamePasswordCredentials(username, password);
client.getState().setCredentials(null, hostname, creds);
}
client.executeMethod(new HeadMethod());
}
catch (final Exception exc)
{
throw new FileSystemException("vfs.provider.http/connect.error", new Object[]{hostname}, exc);
}
return client;
}
}