src/main/java/eu/etaxonomy/cdm/vaadin/util/formatter/PartialFormatter.java

   1 /**
   2 * Copyright (C) 2017 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.cdm.vaadin.util.formatter;
  10
  11 import org.joda.time.Partial;
  12 import org.joda.time.format.DateTimeFormatter;
  13 import org.joda.time.format.ISODateTimeFormat;
  14
  15 import eu.etaxonomy.cdm.model.common.TimePeriod;
  16
  17 /**
  18  * @author a.kohlbecker
  19  * @since Apr 28, 2017
  20  */
  21 public class PartialFormatter {
  22
  23     private DateTimeFormat format;
  24
  25     private static final DateTimeFormatter dmyDotDayMonthYear = org.joda.time.format.DateTimeFormat.forPattern("dd.MM.y");
  26
  27     private static final DateTimeFormatter dmyDotMonthYear = org.joda.time.format.DateTimeFormat.forPattern("MM.y");
  28
  29     private static final DateTimeFormatter dmyDotYear = org.joda.time.format.DateTimeFormat.forPattern("y");
  30
  31     public PartialFormatter(DateTimeFormat format) {
  32         this.format = format;
  33     }
  34
  35     public String print(Partial partial) {
  36         switch (format) {
  37             case DMY_DOT:
  38                 return partial.toString(determine_DMY_DOT_Formatter(partial));
  39             case ISO8601_DATE:
  40             default:
  41                 return partial.toString(determine_ISO860_Formatter(partial));
  42         }
  43     }
  44
  45     private DateTimeFormatter determine_ISO860_Formatter(Partial partial) {
  46         if (partial.isSupported(TimePeriod.DAY_TYPE)) {
  47             return ISODateTimeFormat.yearMonthDay();
  48         }
  49         if (partial.isSupported(TimePeriod.MONTH_TYPE)) {
  50             return ISODateTimeFormat.yearMonth();
  51         }
  52         return ISODateTimeFormat.year();
  53     }
  54
  55     private DateTimeFormatter determine_DMY_DOT_Formatter(Partial partial) {
  56         if (partial.isSupported(TimePeriod.DAY_TYPE)) {
  57             return dmyDotDayMonthYear;
  58         }
  59         if (partial.isSupported(TimePeriod.MONTH_TYPE)) {
  60             return dmyDotMonthYear;
  61         }
  62         return dmyDotYear;
  63     }
  64 }