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();