我有一個Httpclient的類。在整個應用程序中使用相同的實例。所以如果客戶端== null,它應該創建一個其他的它將返回現有的實例。一切工作,直到我試圖通過執行釋放退出資源:client.getConnectionManager()。shutdown(); ....在此之後,我無法再次登錄。它給Sysem錯誤說:連接池關閉。繼承人類:連接池關機android
public class HttpClientFactory {
private static DefaultHttpClient client;
public synchronized static DefaultHttpClient getThreadSafeClient() {
if (client != null)
return client;
client = new DefaultHttpClient();
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
schemeRegistry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));
HttpParams params = new BasicHttpParams();
SingleClientConnManager mgr = new SingleClientConnManager(params, schemeRegistry);
client = new DefaultHttpClient(mgr, params);
return client;
}
}
之後,我只需運行client.getConnectionManager()。shutdown(); onBackPressed(),有人可以幫我
爲什麼需要client.getConnectionManager()= null?賦值的左側必須是一個變量 – juejiang 2014-07-15 14:19:56