ListView显示不出来东西.求教,该怎么处理

    /**     * ListView设置     */    public class MyListViewAdataper extends BaseAdapter{        private LayoutInflater mInflater;          List<Map<String,String>> temp;          public MyListViewAdataper(Context context,List<Map<String,String>> listview){              this.mInflater = LayoutInflater.from(context);               temp=listview;          }                  public int getCount() {            // TODO Auto-generated method stub            return temp.size();        }        public Object getItem(int position) {            // TODO Auto-generated method stub            return temp.get(position);        }        public long getItemId(int position) {            // TODO Auto-generated method stub            return position;        }        public View getView(int position, View convertView, ViewGroup parent) {            if(convertView==null){                HashMap<String,String> hashMap=(HashMap<String,String>)temp.get(position);                if(position<1){                    convertView = mInflater.inflate(R.layout.adjoining_around, null);                    LayoutInflater factory = LayoutInflater.from(AdjoiningActivity.this);                      //获得自定义对话框                    View view = factory.inflate(R.layout.edittext_item, null);                    //昵称                    TextView xingming= (TextView)convertView.findViewById(R.id.xingming);                    xingming.setText(hashMap.get("name"));                    //账号                    TextView zhanghao=(TextView)convertView.findViewById(R.id.zhanghao);                    zhanghao.setText(hashMap.get("number"));                    //签名                    TextView qianming=(TextView)convertView.findViewById(R.id.qianming);                    qianming.setText(hashMap.get("qianming"));                }else{                    convertView = mInflater.inflate(R.layout.friend_item, null);                    //昵称                    TextView xingming= (TextView)convertView.findViewById(R.id.xingming);                    xingming.setText(hashMap.get("name"));                    //账号                    TextView zhanghao=(TextView)convertView.findViewById(R.id.zhanghao);                    zhanghao.setText(hashMap.get("number"));                    //签名                    TextView qianming=(TextView)convertView.findViewById(R.id.qianming);                    qianming.setText(hashMap.get("qianming"));                }            }            return convertView;        }    }    /**     * 点击listView     */    private void listviewOnClick(){        listview.setOnItemClickListener(new OnItemClickListener() {            public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,                    long arg3) {                // TODO Auto-generated method stub                String app=listviewAdataper.getItem(arg2).toString();                //跳转画面                Intent intent=new Intent(AdjoiningActivity.this,SpeakActivity.class);                SpeakActivity.retrunActivity=AdjoiningActivity.class;                //传递登录id                Bundle bundle=new Bundle();                bundle.putString("App", app);                bundle.putString("loginidid", idd);                intent.putExtras(bundle);                startActivity(intent);                AdjoiningActivity.this.finish();            }        });    }

pdialog=ProgressDialog.show(AdjoiningActivity.this, "请稍等片刻...", "正在获取好友列表...", true);        new Thread(){            public void run(){                try{                    String list=adjoining.GPS();                    if(list.length()>20){                        JSONObject ject=new JSONObject(list);                        String array=ject.getString("array");                        JSONArray jsarray=new JSONArray(array);                        for (int i = 0; i < jsarray.length(); i++) {                            JSONObject jss=jsarray.getJSONObject(i);                            //userid:用户id；name：用户昵称；image：头像；autoname：账号；spar：个性签名；coordinate：坐标                            String id=jss.getString("userid");                            String name=jss.getString("name");                            String image=jss.getString("image");                            String autoname=jss.getString("autoname");                            String spar=jss.getString("spar");                            String coordinate=jss.getString("coordinate");                            map=new HashMap<String,String>();                            map.put("userid",id);                            map.put("name",name);                            map.put("image",image);                            map.put("autoname", autoname);                            map.put("spar", spar);                            map.put("coordinate", coordinate);                            listmap.add(map);                                                    }                                            }                    handlerle.sendEmptyMessage(1);                }catch (ClientProtocolException ce) {                    // TODO: handle exception                    ce.printStackTrace();                    handlerle.sendEmptyMessage(2);                }catch (IOException ioe) {                    // TODO: handle exception                    ioe.printStackTrace();                    handlerle.sendEmptyMessage(2);                }catch (JSONException jsone) {                    // TODO: handle exception                    jsone.printStackTrace();                    handlerle.sendEmptyMessage(2);                }            }        }.start();