我刚刚学习AsyncTask，想将它用作一个单独的类，而不是一个子类。例如，classinetloaderextendsAsyncTask{@OverrideprotectedStringdoInBackground(String...urls){Stringresponse="";DefaultHttpClientclient=newDefaultHttpClient();HttpGethttpGet=newHttpGet(urls[0]);try{HttpResponseexecute=client.execute(httpGet);InputStreamcontent=execu
