001: /*
002: * The Apache Software License, Version 1.1
003: *
004: *
005: * Copyright (c) 1999, 2000 The Apache Software Foundation. All rights
006: * reserved.
007: *
008: * Redistribution and use in source and binary forms, with or without
009: * modification, are permitted provided that the following conditions
010: * are met:
011: *
012: * 1. Redistributions of source code must retain the above copyright
013: * notice, this list of conditions and the following disclaimer.
014: *
015: * 2. Redistributions in binary form must reproduce the above copyright
016: * notice, this list of conditions and the following disclaimer in
017: * the documentation and/or other materials provided with the
018: * distribution.
019: *
020: * 3. The end-user documentation included with the redistribution,
021: * if any, must include the following acknowledgment:
022: * "This product includes software developed by the
023: * Apache Software Foundation (http://www.apache.org/)."
024: * Alternately, this acknowledgment may appear in the software itself,
025: * if and wherever such third-party acknowledgments normally appear.
026: *
027: * 4. The names "Xerces" and "Apache Software Foundation" must
028: * not be used to endorse or promote products derived from this
029: * software without prior written permission. For written
030: * permission, please contact apache@apache.org.
031: *
032: * 5. Products derived from this software may not be called "Apache",
033: * nor may "Apache" appear in their name, without prior written
034: * permission of the Apache Software Foundation.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
040: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: * ====================================================================
049: *
050: * This software consists of voluntary contributions made by many
051: * individuals on behalf of the Apache Software Foundation and was
052: * originally based on software copyright (c) 2001, International
053: * Business Machines, Inc., http://www.apache.org. For more
054: * information on the Apache Software Foundation, please see
055: * <http://www.apache.org/>.
056: */
057:
058: package org.apache.xerces.validators.datatype;
059:
060: import java.util.Hashtable;
061:
062: /**
063: * Validator for <date> datatype (W3C Schema datatypes)
064: *
065: * @author Elena Litani
066: * @version $Id: DateDatatypeValidator.java,v 1.4 2001/06/21 20:55:59 elena Exp $
067: */
068: public class DateDatatypeValidator extends DateTimeValidator {
069:
070: public DateDatatypeValidator() throws InvalidDatatypeFacetException {
071: super ();
072: }
073:
074: public DateDatatypeValidator(DatatypeValidator base,
075: Hashtable facets, boolean derivedByList)
076: throws InvalidDatatypeFacetException {
077: super (base, facets, derivedByList);
078: }
079:
080: /**
081: * Parses, validates and computes normalized version of dateTime object
082: *
083: * @param str The lexical representation of dateTime object CCYY-MM-DD
084: * with possible time zone Z or (-),(+)hh:mm
085: * @param date uninitialized date object
086: * @return normalized dateTime representation
087: * @exception Exception Invalid lexical representation
088: */
089: protected int[] parse(String str, int[] date)
090: throws SchemaDateTimeException {
091: resetBuffer(str);
092: //create structure to hold an object
093:
094: if (date == null) {
095: date = new int[TOTAL_SIZE];
096: }
097: resetDateObj(date);
098: // get date
099:
100: getDate(fStart, fEnd, date);
101: parseTimeZone(fEnd, date);
102:
103: //validate and normalize
104: //REVISIT: do we need SchemaDateTimeException?
105: validateDateTime(date);
106:
107: if (date[utc] != 0 && date[utc] != 'Z') {
108: normalize(date);
109: }
110: return date;
111: }
112:
113: }
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