91         Format f = getFormat();
  92 
  93         if (f instanceof DateFormat) {
  94             return ((DateFormat)f).getCalendar();
  95         }
  96         return Calendar.getInstance();
  97     }
  98 
  99 
 100     /**
 101      * Returns true, as DateFormatterFilter will support
 102      * incrementing/decrementing of the value.
 103      */
 104     boolean getSupportsIncrement() {
 105         return true;
 106     }
 107 
 108     /**
 109      * Returns the field that will be adjusted by adjustValue.
 110      */
 111     Object getAdjustField(int start, Map attributes) {
 112         Iterator attrs = attributes.keySet().iterator();
 113 
 114         while (attrs.hasNext()) {
 115             Object key = attrs.next();
 116 
 117             if ((key instanceof DateFormat.Field) &&
 118                 (key == DateFormat.Field.HOUR1 ||
 119                  ((DateFormat.Field)key).getCalendarField() != -1)) {
 120                 return key;
 121             }
 122         }
 123         return null;
 124     }
 125 
 126     /**
 127      * Adjusts the Date if FieldPosition identifies a known calendar
 128      * field.
 129      */
 130     Object adjustValue(Object value, Map attributes, Object key,
 131                            int direction) throws
 132                       BadLocationException, ParseException {
 133         if (key != null) {
 134             int field;
 135 
 136             // HOUR1 has no corresponding calendar field, thus, map
 137             // it to HOUR0 which will give the correct behavior.
 138             if (key == DateFormat.Field.HOUR1) {
 139                 key = DateFormat.Field.HOUR0;
 140             }
 141             field = ((DateFormat.Field)key).getCalendarField();
 142 
 143             Calendar calendar = getCalendar();
 144 
 145             if (calendar != null) {
 146                 calendar.setTime((Date)value);
 147 
 148                 int fieldValue = calendar.get(field);
 149 
 150                 try {

  91         Format f = getFormat();
  92 
  93         if (f instanceof DateFormat) {
  94             return ((DateFormat)f).getCalendar();
  95         }
  96         return Calendar.getInstance();
  97     }
  98 
  99 
 100     /**
 101      * Returns true, as DateFormatterFilter will support
 102      * incrementing/decrementing of the value.
 103      */
 104     boolean getSupportsIncrement() {
 105         return true;
 106     }
 107 
 108     /**
 109      * Returns the field that will be adjusted by adjustValue.
 110      */
 111     Object getAdjustField(int start, Map<?, ?> attributes) {
 112         Iterator<?> attrs = attributes.keySet().iterator();
 113 
 114         while (attrs.hasNext()) {
 115             Object key = attrs.next();
 116 
 117             if ((key instanceof DateFormat.Field) &&
 118                 (key == DateFormat.Field.HOUR1 ||
 119                  ((DateFormat.Field)key).getCalendarField() != -1)) {
 120                 return key;
 121             }
 122         }
 123         return null;
 124     }
 125 
 126     /**
 127      * Adjusts the Date if FieldPosition identifies a known calendar
 128      * field.
 129      */
 130     Object adjustValue(Object value, Map<?, ?> attributes, Object key,
 131                            int direction) throws
 132                       BadLocationException, ParseException {
 133         if (key != null) {
 134             int field;
 135 
 136             // HOUR1 has no corresponding calendar field, thus, map
 137             // it to HOUR0 which will give the correct behavior.
 138             if (key == DateFormat.Field.HOUR1) {
 139                 key = DateFormat.Field.HOUR0;
 140             }
 141             field = ((DateFormat.Field)key).getCalendarField();
 142 
 143             Calendar calendar = getCalendar();
 144 
 145             if (calendar != null) {
 146                 calendar.setTime((Date)value);
 147 
 148                 int fieldValue = calendar.get(field);
 149 
 150                 try {