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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 <gMonthDay> datatype (W3C Schema Datatypes)
31   *
32   * @xerces.internal
33   *
34   * @author Elena Litani
35   * @author Gopal Sharma, SUN Microsystem Inc.
36   *
37   * @version $Id: MonthDayDV.java,v 1.7 2010-11-01 04:39:47 joehw Exp $
38   */
39  
40  public class MonthDayDV extends AbstractDateTimeDV {
41  
42      //size without time zone: --MM-DD
43      private final static int MONTHDAY_SIZE = 7;
44  
45      /**
46       * Convert a string to a compiled form
47       *
48       * @param  content The lexical representation of gMonthDay
49       * @return a valid and normalized gMonthDay object
50       */
51      public Object getActualValue(String content, ValidationContext context) throws InvalidDatatypeValueException {
52          try{
53              return parse(content);
54          } catch(Exception ex){
55              throw new InvalidDatatypeValueException("cvc-datatype-valid.1.2.1", new Object[]{content, "gMonthDay"});
56          }
57      }
58  
59      /**
60       * Parses, validates and computes normalized version of gMonthDay object
61       *
62       * @param str    The lexical representation of gMonthDay object --MM-DD
63       *               with possible time zone Z or (-),(+)hh:mm
64       * @return normalized date representation
65       * @exception SchemaDateTimeException Invalid lexical representation
66       */
67      protected DateTimeData parse(String str) throws SchemaDateTimeException{
68          DateTimeData date = new DateTimeData(str, this);
69          int len = str.length();
70  
71          //initialize
72          date.year=YEAR;
73  
74          if (str.charAt(0)!='-' || str.charAt(1)!='-') {
75              throw new SchemaDateTimeException("Invalid format for gMonthDay: "+str);
76          }
77          date.month=parseInt(str, 2, 4);
78          int start=4;
79  
80          if (str.charAt(start++)!='-') {
81              throw new SchemaDateTimeException("Invalid format for gMonthDay: " + str);
82          }
83  
84          date.day=parseInt(str, start, start+2);
85  
86          if ( MONTHDAY_SIZE<len ) {
87              if (!isNextCharUTCSign(str, MONTHDAY_SIZE, len)) {
88                  throw new SchemaDateTimeException ("Error in month parsing:" +str);
89              }
90              else {
91                  getTimeZone(str, date, MONTHDAY_SIZE, len);
92              }
93          }
94          //validate and normalize
95  
96          validateDateTime(date);
97  
98          //save unnormalized values
99          saveUnnormalized(date);
100 
101         if ( date.utc!=0 && date.utc!='Z' ) {
102             normalize(date);
103         }
104         date.position = 1;
105         return date;
106     }
107 
108     /**
109      * Converts gMonthDay object representation to String
110      *
111      * @param date   gmonthDay object
112      * @return lexical representation of month: --MM-DD with an optional time zone sign
113      */
114     protected String dateToString(DateTimeData date) {
115         StringBuffer message = new StringBuffer(8);
116         message.append('-');
117         message.append('-');
118         append(message, date.month, 2);
119         message.append('-');
120         append(message, date.day, 2);
121         append(message, (char)date.utc, 0);
122         return message.toString();
123     }
124 
125     protected XMLGregorianCalendar getXMLGregorianCalendar(DateTimeData date) {
126         return datatypeFactory.newXMLGregorianCalendar(DatatypeConstants.FIELD_UNDEFINED, date.unNormMonth, date.unNormDay,
127                 DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED,
128                 DatatypeConstants.FIELD_UNDEFINED, DatatypeConstants.FIELD_UNDEFINED,
129                 date.hasTimeZone() ? date.timezoneHr * 60 + date.timezoneMin : DatatypeConstants.FIELD_UNDEFINED);
130     }
131 }