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Java > Open Source Codes > org > enhydra > apache > xerces > validators > datatype > DateTimeDatatypeValidator


1 /*
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4  *
5  * Copyright (c) 1999, 2001 The Apache Software Foundation. All rights
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24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
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50  * This software consists of voluntary contributions made by many
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52  * originally based on software copyright (c) 2001, International
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56  */

57
58 package org.enhydra.apache.xerces.validators.datatype;
59
60 import java.util.Hashtable JavaDoc;
61
62
63 /**
64  * Validator for <dateTime> datatype (W3C Schema Datatypes)
65  *
66  * @author Elena Litani
67  * @version $Id: DateTimeDatatypeValidator.java,v 1.1.1.1 2003/03/10 16:34:46 taweili Exp $
68  */

69 public class DateTimeDatatypeValidator extends DateTimeValidator {
70
71     public DateTimeDatatypeValidator() throws InvalidDatatypeFacetException{
72         super();
73     }
74
75
76     public DateTimeDatatypeValidator ( DatatypeValidator base, Hashtable JavaDoc facets,
77                                         boolean derivedByList ) throws InvalidDatatypeFacetException {
78         super (base, facets, derivedByList);
79     }
80
81     /**
82      * Parses, validates and computes normalized version of dateTime object
83      *
84      * @param str The lexical representation of dateTime object CCYY-MM-DDThh:mm:ss.sss
85      * with possible time zone Z or (-),(+)hh:mm
86      * @param date uninitialized date object
87      * @return normalized dateTime representation
88      * @exception Exception Invalid lexical representation
89      */

90     protected int[] parse(String JavaDoc str, int[] date) throws SchemaDateTimeException{
91         resetBuffer(str);
92
93         //create structure to hold an object
94
if ( date == null ) {
95             date = new int[TOTAL_SIZE];
96         }
97         resetDateObj(date);
98         int end = indexOf (fStart, fEnd, 'T');
99
100         // both time and date
101
getDate(fStart, end, date);
102         getTime(end+1, fEnd, date);
103
104         //validate and normalize
105

106         //REVISIT: do we need SchemaDateTimeException?
107
validateDateTime(date);
108
109
110         if ( (date[utc]!=0 && date[utc]!='Z') || date[h] == 24 ) {
111             normalize(date);
112         }
113         return date;
114     }
115
116
117 }
118
119
120
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