/** @const */
var TimestampFilter =
{
/**
* @param  {*} attrValue
* @return {*}
*/
filter: function(attrValue)
{
var m = /^(?=\d)(?:(\d+)h)?(?:(\d+)m)?(?:(\d+)s)?$/.exec(attrValue);
if (m)
{
return 3600 * (m[1] || 0) + 60 * (m[2] || 0) + (+m[3] || 0);
}

return NumericFilter.filterUint(attrValue);
}
};