Android安卓开发 读取联系人

   Cursor cursor = getContentResolver().query(
ContactsContract.CommonDataKinds.Phone.CONTENT_URI, 
null, null, null, null
);

//联系人名字
ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME
//联系人号码
ContactsContract.CommonDataKinds.Phone.NUMBER

// 获取联系人姓名
 String displayName = cursor.getString(

      cursor.getColumnIndex(
      ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME
    )

);
// 获取联系人手机号
String number = cursor.getString(

      cursor.getColumnIndex(
      ContactsContract.ommonDataKinds.Phone.NUMBER
   )
);