问在motorolla设备中获取联系人ACCOUNT_NAME和ACCOUNT_TYPE为空

EN

uri = ContactsContract.Data.CONTENT_URI;

projection = new String[]   {RawContacts.CONTACT_ID,RawContacts.ACCOUNT_NAME,RawContacts.ACCOUNT_TYPE,   StructuredName.GIVEN_NAME,StructuredName.FAMILY_NAME,StructuredName.MIDDLE_NAME , ContactsContract.Data.MIMETYPE};

if(uri!=null)
            {
                mQueryHandler.startQuery(mDbIds[i],
                        null,
                        uri,
                        projection,
                        selection,
                        null,
                        null);
            }