android2.1取得通讯录联系人名字和电话号码

// 取得ContentResolver对象      
        ContentResolver cr = getContentResolver();        
        // 取得通讯录的光标      
        String orderBy = PhoneLookup.DISPLAY_NAME + " COLLATE LOCALIZED ASC";   
        Cursor cursor = cr.query(ContactsContract.Contacts.CONTENT_URI, null, null, null, orderBy);      
  
        // 遍历通讯录   
        ArrayList<HashMap<String, Object>> listItem = new ArrayList<HashMap<String, Object>>();   
        for(int i=0; i<cursor.getCount() ;i++)   
        {   
            HashMap<String, Object> map = new HashMap<String, Object>();   
               
            cursor.moveToPosition(i);   
               
            // No.   
            map.put(COLUMN_ID, i + 1);   
               
            // 取得联系人名字      
            int nameFieldColumnIndex = cursor.getColumnIndex(PhoneLookup.DISPLAY_NAME);      
            String name = cursor.getString(nameFieldColumnIndex);    
            map.put(COLUMN_NAME, name);   
               
            // 取得联系人ID      
            String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));      
            Cursor phone = cr.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,   
                    null,   
                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = " + contactId,   
                    null, null);      
             
            String number = "";   
            // 取得电话号码(可能存在多个号码)      
            for(int j = 0; j < phone.getCount(); j++)     
            {      
                phone.moveToPosition(j);   
                String strPhoneNumber = phone.getString(phone.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));      
                if (j > 0) {   
                    number += " , ";     
                }   
                number += strPhoneNumber;    
            }      
            map.put(COLUMN_NUMBER, number);   
            Log.d(TAG, "number = " + number);   
            phone.close();    
               
            listItem.add(map);   
        }   
        cursor.close();   
           
        // 生成适配器的Item和动态数组对应的元素   
        SimpleAdapter listItemAdapter = new SimpleAdapter(this,   
                listItem,// 数据源   
                R.layout.list_item,// ListItem的XML实现   
                // 动态数组与ListItem对应的子项   
                new String[] { COLUMN_ID, COLUMN_NAME, COLUMN_NUMBER },      
                new int[] { R.id.TextView1, R.id.TextView2, R.id.TextView3 });   
        lv.setAdapter(listItemAdapter);     
    }