/**
* Returns an array containing, for each field, the arary key used for that
* field in self::$_fields.
*
* @return array
*/
static function &fieldKeys()
{
if (!self::$_fieldKeys) {
self::$_fieldKeys = array('id' => 'id', 'entity_table' => 'entity_table', 'entity_id' => 'entity_id', 'note' => 'note', 'contact_id' => 'contact_id', 'modified_date' => 'modified_date', 'subject' => 'subject', 'privacy' => 'privacy');
}
return self::$_fieldKeys;
}
