Network Android

package app.test;
import org.apache.http.HttpVersion;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.params.ConnManagerParams;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.apache.http.protocol.HTTP;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
class CustomHttpClient {
  private static HttpClient customHttpClient;
  public static synchronized HttpClient getHttpClient() {
    if (customHttpClient != null) {
      return customHttpClient;
    }
        HttpParams params = new BasicHttpParams();
        HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
        HttpProtocolParams.setContentCharset(params, HTTP.DEFAULT_CONTENT_CHARSET);
        HttpProtocolParams.setUseExpectContinue(params, true);
        HttpProtocolParams.setUserAgent(params,"Mozilla/5.0 (Linux; U; Android 2.2.1;");
        ConnManagerParams.setTimeout(params, 1000);
        HttpConnectionParams.setConnectionTimeout(params, 5000);
        HttpConnectionParams.setSoTimeout(params, 10000);
        SchemeRegistry schReg = new SchemeRegistry();
        schReg.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        schReg.register(new Scheme("https",SSLSocketFactory.getSocketFactory(), 443));
        ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params,schReg);
        customHttpClient = new DefaultHttpClient(conMgr, params);
    return customHttpClient;
  }
  public Object clone() throws CloneNotSupportedException {
    throw new CloneNotSupportedException();
  }
}
public class Test extends Activity{
    private HttpClient httpClient;
    @Override
    public void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        httpClient = CustomHttpClient.getHttpClient();
        getHttpContent();
    }
    public void getHttpContent(){
        try {
            HttpGet request = new HttpGet("http://www.google.com/");
            HttpParams params = request.getParams();
            HttpConnectionParams.setSoTimeout(params, 60000);   // 1 minute
            request.setParams(params);
            Log.v("connection timeout", String.valueOf(HttpConnectionParams.getConnectionTimeout(params)));
            Log.v("socket timeout", String.valueOf(HttpConnectionParams.getSoTimeout(params)));
            String page = httpClient.execute(request, new BasicResponseHandler());
            System.out.println(page);
    } catch (Exception e) {
      e.printStackTrace();
    }
    }
}