public class ConnectionManager {

    static final int TIMEOUT = 20000;//连接超时时间

    static final int SO_TIMEOUT = 60000;//数据传输超时

 

    public static DefaultHttpClient getHttpClient(){

        SchemeRegistry schemeRegistry = new SchemeRegistry();

        schemeRegistry.register(

                new Scheme("http",80,PlainSocketFactory.getSocketFactory()));

        schemeRegistry.register(

                new Scheme("https", 443, SSLSocketFactory.getSocketFactory()));

 

        PoolingClientConnectionManager  cm = new PoolingClientConnectionManager(schemeRegistry);

        cm.setMaxTotal(200);

        cm.setDefaultMaxPerRoute(20);

 

        HttpParams params = new BasicHttpParams();

        params.setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT,TIMEOUT);

        params.setParameter(CoreConnectionPNames.SO_TIMEOUT, SO_TIMEOUT);

 

        DefaultHttpClient client = new DefaultHttpClient(cm,params);

        return client;

    }