Adapter For Listview in android

public class ListAdaptere extends BaseAdapter {

         private Context activity;

           private List<String> Beans;

           private static LayoutInflater inflater=null;

           public ImageLoader imageLoader;

           public String ListBn;

           

public ListAdaptere(Activity a,  List<String>Beans) {

               activity = a;

               this.Beans=Beans;

               inflater = (LayoutInflater)activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

               imageLoader=new ImageLoader(activity.getApplicationContext());

           }

           public int getCount() {

               return Beans.size();

           }

           public Object getItem(int position) {

               return position;

           }

           public long getItemId(int position) {

               return position;

           }

          

           public View getView(int position, View convertView, ViewGroup parent) {

               View vi=convertView;

               if(convertView==null)

                   vi = inflater.inflate(R.layout.list_row, null);

               TextView Name = (TextView)vi.findViewById(R.id.Name); // title

               TextView time = (TextView)vi.findViewById(R.id.marks);

               TextView marks = (TextView)vi.findViewById(R.id.time);

              

               //HashMap<String, String> song = new HashMap<String, String>();

               ListBn = Beans.get(position);

               JSONObject Anssht;

                    try {

                           Anssht = new JSONObject(ListBn);

                            JSONObject Detail = Anssht.getJSONObject("QuestionPaper");

                            String Name = Detail.getString("QuestionPaperName");

                            String TotalMrk = Detail.getString("TotalMarks");

                            String TotalTime = Detail.getString("TotalTime");

                            Name.setText( Name.toString());

                            time.setText("Total Time:  "+TotalTime.toString());

                            marks.setText( "Total Marks:  "+TotalMrk.toString());

                           

                    } catch (JSONException e) {

                          

                           e.printStackTrace();

                    }

             

                    return vi;
      }

}

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How To Use it From Activity Class

adapter = new PaperListAdapter(this, QuestionPaperListBeans);

list.setAdapter(adapter);