httpclient访问https

import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.UnknownHostException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.X509Certificate;

import javax.net.SocketFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.apache.commons.httpclient.ConnectTimeoutException;
import org.apache.commons.httpclient.params.HttpConnectionParams;
import org.apache.commons.httpclient.protocol.ProtocolSocketFactory;

public class HTTPSSecureProtocolSocketFactory implements ProtocolSocketFactory
{// SecureProtocolSocketFactory
private SSLContext sslcontext = null;

private SSLContext createSSLContext()
{
SSLContext sslcontext = null;
try
{
sslcontext = SSLContext.getInstance("SSL");
sslcontext.init(null, new TrustManager[]
{ new TrustAnyTrustManager() }, new java.security.SecureRandom());
} catch (NoSuchAlgorithmException e)
{
e.printStackTrace();
} catch (KeyManagementException e)
{
e.printStackTrace();
}
return sslcontext;
}

private SSLContext getSSLContext()
{
if (null == this.sslcontext)
{
this.sslcontext = createSSLContext();
}
return this.sslcontext;
}

public Socket createSocket(Socket socket, String host, int port, boolean autoClose) throws IOException, UnknownHostException
{
return getSSLContext().getSocketFactory().createSocket(socket, host, port, autoClose);
}

public Socket createSocket(String host, int port) throws IOException, UnknownHostException
{
return getSSLContext().getSocketFactory().createSocket(host, port);
}

public Socket createSocket(String host, int port, InetAddress clientHost, int clientPort) throws IOException, UnknownHostException
{
return getSSLContext().getSocketFactory().createSocket(host, port, clientHost, clientPort);
}

public Socket createSocket(String host, int port, InetAddress localAddress, int localPort, HttpConnectionParams params) throws IOException, UnknownHostException, ConnectTimeoutException
{
if (params == null)
{
throw new IllegalArgumentException("Parameters may not be null");
}
int timeout = params.getConnectionTimeout();
SocketFactory socketfactory = getSSLContext().getSocketFactory();
if (timeout == 0)
{
return socketfactory.createSocket(host, port, localAddress, localPort);
} else
{
Socket socket = socketfactory.createSocket();
SocketAddress localaddr = new InetSocketAddress(localAddress, localPort);
SocketAddress remoteaddr = new InetSocketAddress(host, port);
socket.bind(localaddr);
socket.connect(remoteaddr, timeout);
return socket;
}
}

private static class TrustAnyTrustManager implements X509TrustManager
{
public void checkClientTrusted(X509Certificate[] chain, String authType)
{
}

public void checkServerTrusted(X509Certificate[] chain, String authType)
{
}

public X509Certificate[] getAcceptedIssuers()
{
return new X509Certificate[]
{};
}
}

}

private static String doPost(String url) throws Exception
{
Protocol https = new Protocol("https", new HTTPSSecureProtocolSocketFactory(), 443);
Protocol.registerProtocol("https", https);
PostMethod post = new PostMethod(url);
HTTPCLIENT.executeMethod(post);
InputStream inputStream = post.getResponseBodyAsStream();
Protocol.unregisterProtocol("https");

BufferedReader br = new BufferedReader(new InputStreamReader(inputStream, "utf-8"));

String ss = "";
String s = null;

while((s = br.readLine()) != null)
{
ss += s;
}

return ss;
}