question: protected DateTimeData parse ( String str ) throws SchemaDateTimeException { DateTimeData date = new DateTimeData ( str , this ) ; int len = str . length ( ) ; int end = indexOf ( str , 0 , len , 'T' ) ; int dateEnd = getDate ( str , 0 , end , date ) ; getTime ( str , end + 1 , len , date ) ; if ( dateEnd != end ) { throw new RuntimeException ( str + " is an invalid dateTime dataype value. " + "Invalid character(s) seprating date and time values." ) ; } validateDateTime ( date ) ; saveUnnormalized ( date ) ; if ( date . utc != 0 && date . utc != 'Z' ) { normalize ( date ) ; } return date ; }
target:  Parses, validates and computes normalized version of dateTime object