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Java > Open Source Codes > com > sun > org > apache > xerces > internal > impl > dv > xs > DateTimeDV


1 /*
2  * The Apache Software License, Version 1.1
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4  *
5  * Copyright (c) 1999-2002 The Apache Software Foundation. All rights
6  * reserved.
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8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
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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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27  * 4. The names "Xerces" and "Apache Software Foundation" must
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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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57
58 package com.sun.org.apache.xerces.internal.impl.dv.xs;
59
60 import com.sun.org.apache.xerces.internal.impl.dv.InvalidDatatypeValueException;
61 import com.sun.org.apache.xerces.internal.impl.dv.ValidationContext;
62
63 /**
64  * Validator for <dateTime> datatype (W3C Schema Datatypes)
65  *
66  * @author Elena Litani
67  * @author Gopal Sharma, SUN Microsystem Inc.
68  *
69  * @version $Id: DateTimeDV.java,v 1.6 2002/11/18 23:10:10 sandygao Exp $
70  */
71 public class DateTimeDV extends AbstractDateTimeDV {
72
73     public Object JavaDoc getActualValue(String JavaDoc content, ValidationContext context) throws InvalidDatatypeValueException {
74         try{
75             return new DateTimeData(parse(content), this);
76         } catch(Exception JavaDoc ex){
77             throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object JavaDoc[]{content, "dateTime"});
78         }
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 SchemaDateTimeException Invalid lexical representation
89      */
90     protected int[] parse(String JavaDoc str) throws SchemaDateTimeException {
91         int len = str.length();
92         int[] date = new int[TOTAL_SIZE];
93         int[] timeZone = new int[2];
94
95         int end = indexOf (str, 0, len, 'T');
96
97         // both time and date
98 getDate(str, 0, end, date);
99         getTime(str, end+1, len, date, timeZone);
100
101         //validate and normalize
102
103         //REVISIT: do we need SchemaDateTimeException?
104 validateDateTime(date, timeZone);
105
106         if ( date[utc]!=0 && date[utc]!='Z') {
107             normalize(date, timeZone);
108         }
109         return date;
110     }
111
112 }
113
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