| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.jena.ext.xerces.impl.dv.xs; |
| |
| import javax.xml.datatype.DatatypeConstants; |
| import javax.xml.datatype.XMLGregorianCalendar; |
| |
| import org.apache.jena.ext.xerces.impl.dv.InvalidDatatypeValueException; |
| import org.apache.jena.ext.xerces.impl.dv.ValidationContext; |
| |
| /** |
| * Validator for <gMonth> datatype (W3C Schema Datatypes) |
| * |
| * {@literal @xerces.internal} |
| * |
| * @author Elena Litani |
| * @author Gopal Sharma, SUN Microsystem Inc. |
| * |
| * @version $Id: MonthDV.java 937741 2010-04-25 04:25:46Z mrglavas $ |
| */ |
| |
| public class MonthDV extends AbstractDateTimeDV { |
| |
| /** |
| * Convert a string to a compiled form |
| * |
| * @param content The lexical representation of gMonth |
| * @return a valid and normalized gMonth object |
| */ |
| @Override |
| public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException{ |
| try{ |
| return parse(content); |
| } catch(Exception ex){ |
| throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "gMonth"}); |
| } |
| } |
| |
| /** |
| * Parses, validates and computes normalized version of gMonth object |
| * |
| * @param str The lexical representation of gMonth object --MM |
| * with possible time zone Z or (-),(+)hh:mm |
| * @return normalized date representation |
| * @exception SchemaDateTimeException Invalid lexical representation |
| */ |
| protected DateTimeData parse(String str) throws SchemaDateTimeException{ |
| DateTimeData date = new DateTimeData(str, this); |
| int len = str.length(); |
| |
| //set constants |
| date.year=YEAR; |
| date.day=DAY; |
| if (str.charAt(0)!='-' || str.charAt(1)!='-') { |
| throw new SchemaDateTimeException("Invalid format for gMonth: "+str); |
| } |
| int stop = 4; |
| date.month=parseInt(str,2,stop); |
| |
| // REVISIT: allow both --MM and --MM-- now. |
| // need to remove the following 4 lines to disallow --MM-- |
| // when the errata is offically in the rec. |
| if (str.length() >= stop+2 && |
| str.charAt(stop) == '-' && str.charAt(stop+1) == '-') { |
| stop += 2; |
| } |
| if (stop < len) { |
| if (!isNextCharUTCSign(str, stop, len)) { |
| throw new SchemaDateTimeException ("Error in month parsing: "+str); |
| } |
| else { |
| getTimeZone(str, date, stop, len); |
| } |
| } |
| //validate and normalize |
| validateDateTime(date); |
| |
| //save unnormalized values |
| saveUnnormalized(date); |
| |
| if ( date.utc!=0 && date.utc!='Z' ) { |
| normalize(date); |
| } |
| date.position = 1; |
| return date; |
| } |
| |
| /** |
| * Overwrite compare algorithm to optimize month comparison |
| * |
| * REVISIT: this one is lack of the third parameter: boolean strict, so it |
| * doesn't override the method in the base. But maybe this method |
| * is not correctly implemented, and I did encounter errors when |
| * trying to add the extra parameter. I'm leaving it as is. -SG |
| * |
| * @param date1 |
| * @param date2 |
| * @return less, greater, equal, indeterminate |
| */ |
| /*protected short compareDates(DateTimeData date1, DateTimeData date2) { |
| |
| if ( date1.utc==date2.utc ) { |
| return (short)((date1.month>=date2.month)?(date1.month>date2.month)?1:0:-1); |
| } |
| |
| if ( date1.utc=='Z' || date2.utc=='Z' ) { |
| |
| if ( date1.month==date2.month ) { |
| //--05--Z and --05-- |
| return INDETERMINATE; |
| } |
| if ( (date1.month+1 == date2.month || date1.month-1 == date2.month) ) { |
| //--05--Z and (--04-- or --05--) |
| //REVISIT: should this case be less than or equal? |
| // maxExclusive should fail but what about maxInclusive |
| // |
| return INDETERMINATE; |
| } |
| } |
| |
| if ( date1.month<date2.month ) { |
| return -1; |
| } |
| else { |
| return 1; |
| } |
| |
| }*/ |
| |
| /** |
| * Converts month object representation to String |
| * |
| * @param date month object |
| * @return lexical representation of month: --MM with an optional time zone sign |
| */ |
| @Override |
| protected String dateToString(DateTimeData date) { |
| StringBuffer message = new StringBuffer(5); |
| message.append('-'); |
| message.append('-'); |
| append(message, date.month, 2); |
| append(message, (char)date.utc, 0); |
| return message.toString(); |
| } |
| |
| @Override |
| protected XMLGregorianCalendar getXMLGregorianCalendar(DateTimeData date) { |
| return datatypeFactory.newXMLGregorianCalendar(DatatypeConstants.FIELD_UNDEFINED, date.unNormMonth, |
| DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED, |
| DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED, |
| date.hasTimeZone() ? date.timezoneHr * 60 + date.timezoneMin : DatatypeConstants.FIELD_UNDEFINED); |
| } |
| } |