/** @const */
var HashmapFilter =
{
/**
* @param  {*}        attrValue Original value
* @param  {!Object}  map       Hash map
* @param  {boolean} strict    Whether this map is strict (values with no match are invalid)
* @return {*}                  Filtered value, or FALSE if invalid
*/
filter: function(attrValue, map, strict)
{
if (attrValue in map)
{
return map[attrValue];
}

return (strict) ? false : attrValue;
}
};