多线程断点下载:afinal-master

public class MainActivity extends Activity {

   private TextView  tv;

      

      @Override

      protected void onCreate(Bundle savedInstanceState) {

             super.onCreate(savedInstanceState);

            setContentView(R.layout. activity_main);

            

             tv=(TextView) findViewById(R.id. tv);

            

      }

      

      

      /**

       * 多线程断点下载

       */

   public void click(View view){

        

         String  url= "http://192.168.1.8:8080/img/e.jpg";

         String  path= "/mnt/sdcard/haha.exe";

        

         //创建finalhttp 对象

         FinalHttp   http= new FinalHttp();

        

         //1.要下载的文件路径   2.文件下载路径   3.数据回调

         http.download(url, path, new AjaxCallBack() {

            @Override

         public void onLoading(long count, long current) {

            

              tv.setText("下载进度:  " +current+"/"+count);

          }

          @Override

           public void onSuccess(Object t) {

                 Toast. makeText(getApplicationContext(), "下载成功.." , 0).show();

             super.onSuccess(t);

          }

        

        

         } );

        

        

        

   }

      

      

}