org.simantics.xml.sax.base/src/org/simantics/xml/sax/base/datatypes/literal/Date.java

   1 package org.simantics.xml.sax.base.datatypes.literal;\r
   2 \r
   3 import java.text.ParseException;\r
   4 import java.text.SimpleDateFormat;\r
   5 import java.util.Calendar;\r
   6 import java.util.Locale;\r
   7 import java.util.TimeZone;\r
   8 \r
   9 import org.simantics.databoard.Bindings;\r
  10 import org.simantics.databoard.binding.Binding;\r
  11 import org.simantics.databoard.util.Bean;\r
  12 \r
  13 public class Date extends Bean implements org.simantics.xml.sax.base.datatypes.adt.Date {\r
  14 \r
  15         public static final Binding BINDING = Bindings.getBindingUnchecked(Date.class);\r
  16 \r
  17         public int year;\r
  18         public byte month;\r
  19         public byte day;\r
  20         public int offset;\r
  21         \r
  22         public Date(){\r
  23                 super(BINDING);\r
  24         }\r
  25 \r
  26         public Date(int year, int month, int day) {\r
  27                 this(year,month,day, java.lang.Integer.MIN_VALUE);\r
  28         }\r
  29         \r
  30         public Date(int year, int month, int day, int offset) {\r
  31                 super(BINDING);\r
  32                 if (month <= 0 || month > 12) throw new IllegalArgumentException("Month must be between 1 - 12, got " + month);\r
  33                 if (day <= 0 || day > 31) throw new IllegalArgumentException("Day must be between 1 - 31, got " + day);\r
  34                 this.year = year;\r
  35                 this.month = (byte)month;\r
  36                 this.day = (byte)day;\r
  37                 this.offset = offset;\r
  38         }\r
  39 \r
  40         @Override\r
  41         public int getYear() {\r
  42                 return year;\r
  43         }\r
  44 \r
  45         @Override\r
  46         public int getMonth() {\r
  47                 return month;\r
  48         }\r
  49 \r
  50         @Override\r
  51         public int getDate() {\r
  52                 return day;\r
  53         }\r
  54 \r
  55         @Override\r
  56         public int getTimezoneOffset() {\r
  57                 return offset;\r
  58         }\r
  59 \r
  60         @Override\r
  61         public java.util.Date getJavaDate() {\r
  62                 Calendar c = Calendar.getInstance();\r
  63                 c.set(year, month, day);\r
  64                 if (offset != Integer.MIN_VALUE) {\r
  65                         c.setTimeZone(TimeZone.getTimeZone(TimeZone.getAvailableIDs(offset*60*1000)[0]));\r
  66                 }\r
  67                 return c.getTime();\r
  68         }\r
  69         \r
  70         @Override\r
  71         public int compare(org.simantics.xml.sax.base.datatypes.adt.Date o) {\r
  72                 if (getYear() != o.getYear())\r
  73                         return getYear() - o.getYear();\r
  74                 if (getMonth() != o.getMonth())\r
  75                         return getMonth() - o.getMonth();\r
  76                 if (getDate() != o.getDate())\r
  77                         return getDate() - o.getDate();\r
  78                 return 0;\r
  79         }\r
  80         \r
  81         public static Date parseDate(String dateString) {\r
  82                 String[] formats = new String[]{"yyyy-MM-ddXXX", "yyyy-MM-dd"};\r
  83                 boolean[] timezone = new boolean[]{true, false};\r
  84                 for (int i = 0; i< formats.length; i++) {\r
  85                         String format = formats[i];\r
  86                         try {\r
  87                                 SimpleDateFormat dateFormat = new SimpleDateFormat(format, Locale.ROOT);\r
  88                                 java.util.Date n = dateFormat.parse(dateString);\r
  89                                 if (timezone[i]) {\r
  90                                         return new Date(n.getYear()+1900, n.getMonth()+1, n.getDate(), n.getTimezoneOffset());\r
  91                                 }\r
  92                                 return new Date(n.getYear()+1900, n.getMonth()+1, n.getDate());\r
  93                         }  catch (ParseException e) {\r
  94                                 \r
  95                         }\r
  96                 }\r
  97 \r
  98                 throw new IllegalArgumentException("Time is not in proper format " + dateString);\r
  99                 \r
 100         }\r
 101         \r
 102         @Override\r
 103         public String toString() {\r
 104                 return year + "-" +(month<10?"0":"")+ month + "-"+(day<10?"0":"")+day;\r
 105         }\r
 106         \r
 107         \r
 108 }\r