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1   /*
2    * reserved comment block
3    * DO NOT REMOVE OR ALTER!
4    */
5   /*
6    * Copyright 1999-2002,2004,2005 The Apache Software Foundation.
7    *
8    * Licensed under the Apache License, Version 2.0 (the "License");
9    * you may not use this file except in compliance with the License.
10   * You may obtain a copy of the License at
11   *
12   *      http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing, software
15   * distributed under the License is distributed on an "AS IS" BASIS,
16   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17   * See the License for the specific language governing permissions and
18   * limitations under the License.
19   */
20  
21  package com.sun.org.apache.xerces.internal.impl.dv.xs;
22  
23  import javax.xml.datatype.DatatypeConstants;
24  import javax.xml.datatype.XMLGregorianCalendar;
25  
26  import com.sun.org.apache.xerces.internal.impl.dv.InvalidDatatypeValueException;
27  import com.sun.org.apache.xerces.internal.impl.dv.ValidationContext;
28  
29  /**
30   * Validator for <date> datatype (W3C Schema datatypes)
31   *
32   * @xerces.internal
33   *
34   * @author Elena Litani
35   * @author Gopal Sharma, SUN Microsystems Inc.
36   *
37   * @version $Id: DateDV.java,v 1.7 2010-11-01 04:39:46 joehw Exp $
38   */
39  public class DateDV extends DateTimeDV {
40  
41      public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException {
42          try{
43              return parse(content);
44          } catch(Exception ex){
45              throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "date"});
46          }
47      }
48  
49      /**
50       * Parses, validates and computes normalized version of dateTime object
51       *
52       * @param str    The lexical representation of dateTime object CCYY-MM-DD
53       *               with possible time zone Z or (-),(+)hh:mm
54       * @return normalized dateTime representation
55       * @exception SchemaDateTimeException Invalid lexical representation
56       */
57      protected DateTimeData parse(String str) throws SchemaDateTimeException {
58          DateTimeData date = new DateTimeData(str, this);
59          int len = str.length();
60  
61          int end = getDate(str, 0, len, date);
62          parseTimeZone (str, end, len, date);
63  
64          //validate and normalize
65          //REVISIT: do we need SchemaDateTimeException?
66          validateDateTime(date);
67  
68          //save unnormalized values
69          saveUnnormalized(date);
70  
71          if (date.utc!=0 && date.utc!='Z') {
72              normalize(date);
73          }
74          return date;
75      }
76  
77      protected String dateToString(DateTimeData date) {
78          StringBuffer message = new StringBuffer(25);
79          append(message, date.year, 4);
80          message.append('-');
81          append(message, date.month, 2);
82          message.append('-');
83          append(message, date.day, 2);
84          append(message, (char)date.utc, 0);
85          return message.toString();
86      }
87  
88      protected XMLGregorianCalendar getXMLGregorianCalendar(DateTimeData date) {
89          return datatypeFactory.newXMLGregorianCalendar(date.unNormYear, date.unNormMonth,
90                  date.unNormDay, DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED,
91                  DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED,
92                  date.hasTimeZone() ? (date.timezoneHr * 60 + date.timezoneMin) : DatatypeConstants.FIELD_UNDEFINED);
93      }
94  
95  }