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


1
2 /*
3  * The Apache Software License, Version 1.1
4  *
5  *
6  * Copyright (c) 1999, 2000 The Apache Software Foundation. All rights
7  * reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution,
22  * if any, must include the following acknowledgment:
23  * "This product includes software developed by the
24  * Apache Software Foundation (http://www.apache.org/)."
25  * Alternately, this acknowledgment may appear in the software itself,
26  * if and wherever such third-party acknowledgments normally appear.
27  *
28  * 4. The names "Xerces" and "Apache Software Foundation" must
29  * not be used to endorse or promote products derived from this
30  * software without prior written permission. For written
31  * permission, please contact apache@apache.org.
32  *
33  * 5. Products derived from this software may not be called "Apache",
34  * nor may "Apache" appear in their name, without prior written
35  * permission of the Apache Software Foundation.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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47  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48  * SUCH DAMAGE.
49  * ====================================================================
50  *
51  * This software consists of voluntary contributions made by many
52  * individuals on behalf of the Apache Software Foundation and was
53  * originally based on software copyright (c) 2001, International
54  * Business Machines, Inc., http://www.apache.org. For more
55  * information on the Apache Software Foundation, please see
56  * <http://www.apache.org/>.
57  */
58
59 package org.enhydra.apache.xerces.validators.datatype;
60
61 import java.util.Hashtable JavaDoc;
62
63 /**
64  * Validator for <date> datatype (W3C Schema datatypes)
65  *
66  * @author Elena Litani
67  * @version $Id: DateDatatypeValidator.java,v 1.1.1.1 2003/03/10 16:34:46 taweili Exp $
68  */
69 public class DateDatatypeValidator extends DateTimeValidator {
70
71     public DateDatatypeValidator() throws InvalidDatatypeFacetException{
72         super();
73     }
74
75
76     public DateDatatypeValidator ( 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-DD
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         //create structure to hold an object
93
94         if ( date == null ) {
95             date = new int[TOTAL_SIZE];
96         }
97         resetDateObj(date);
98         // get date
99
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
114 }
115
116
117
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