Coverage Report - org.melati.template.SimpleDateAdaptor
 
Classes in this File Line Coverage Branch Coverage Complexity
SimpleDateAdaptor
63%
7/11
33%
2/6
3
 
 1  
 /*
 2  
  * $Source: /usr/cvsroot/melati/melati/src/site/resources/withWebmacro/org.melati.template.SimpleDateAdaptor.html,v $
 3  
  * $Revision: 1.1 $
 4  
  *
 5  
  * Copyright (C) 2000 William Chesters
 6  
  *
 7  
  * Part of Melati (http://melati.org), a framework for the rapid
 8  
  * development of clean, maintainable web applications.
 9  
  *
 10  
  * Melati is free software; Permission is granted to copy, distribute
 11  
  * and/or modify this software under the terms either:
 12  
  *
 13  
  * a) the GNU General Public License as published by the Free Software
 14  
  *    Foundation; either version 2 of the License, or (at your option)
 15  
  *    any later version,
 16  
  *
 17  
  *    or
 18  
  *
 19  
  * b) any version of the Melati Software License, as published
 20  
  *    at http://melati.org
 21  
  *
 22  
  * You should have received a copy of the GNU General Public License and
 23  
  * the Melati Software License along with this program;
 24  
  * if not, write to the Free Software Foundation, Inc.,
 25  
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
 26  
  * GNU General Public License and visit http://melati.org to obtain the
 27  
  * Melati Software License.
 28  
  *
 29  
  * Feel free to contact the Developers of Melati (http://melati.org),
 30  
  * if you would like to work out a different arrangement than the options
 31  
  * outlined here.  It is our intention to allow Melati to be used by as
 32  
  * wide an audience as possible.
 33  
  *
 34  
  * This program is distributed in the hope that it will be useful,
 35  
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 36  
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 37  
  * GNU General Public License for more details.
 38  
  *
 39  
  * Contact details for copyright holder:
 40  
  *
 41  
  *     William Chesters <williamc At paneris.org>
 42  
  *     http://paneris.org/~williamc
 43  
  *     Obrechtstraat 114, 2517VX Den Haag, The Netherlands
 44  
  */
 45  
 
 46  
 package org.melati.template;
 47  
 
 48  
 import java.sql.Date;
 49  
 import java.text.SimpleDateFormat;
 50  
 import java.text.ParsePosition;
 51  
 
 52  
 import org.melati.poem.Field;
 53  
 import org.melati.servlet.Form;
 54  
 
 55  
 /**
 56  
  * A SimpleDateAdaptor is used to format a date field into 
 57  
  * a dd/mm/yyyy format for display. 
 58  
  *
 59  
  * It also adapts the input (given in dd/mm/yyyy or yyyyMMdd)
 60  
  * back to a java.sql.Date.
 61  
  */
 62  
 
 63  4
 public class SimpleDateAdaptor implements TempletAdaptor {
 64  
 
 65  
   /** The instance. */
 66  2
   public static final SimpleDateAdaptor it = new SimpleDateAdaptor();
 67  
 
 68  2
   private static SimpleDateFormat dateFormatter1 = 
 69  
       new SimpleDateFormat("dd/MM/yyyy");
 70  
 
 71  
   // allow other forms of date - this one yyyyMMdd
 72  
 
 73  2
   private static SimpleDateFormat dateFormatter2 =
 74  
       new SimpleDateFormat("yyyyMMdd");
 75  
 
 76  
   /**
 77  
    * {@inheritDoc}
 78  
    * @see org.melati.template.TempletAdaptor#
 79  
    *          rawFrom(org.melati.template.ServletTemplateContext, java.lang.String)
 80  
    */
 81  
   public Object rawFrom(ServletTemplateContext context, String fieldName) {
 82  2
     String value = Form.getFieldNulled(context,fieldName);
 83  2
     if (value == null) return null;
 84  0
     java.util.Date date = dateFormatter1.parse(value, new ParsePosition(0));
 85  
     // give it another go using a different format
 86  0
     if (date == null)
 87  0
       date = dateFormatter2.parse(value, new ParsePosition(0));
 88  0
     return new Date(date.getTime());
 89  
   }
 90  
 
 91  
   /**
 92  
    * @param dateField the input Field
 93  
    * @return the rendered String
 94  
    */
 95  
   public String rendered(Field dateField) {
 96  4
     return dateField.getRaw() == null ?
 97  
                "" :
 98  
                dateFormatter1.format((java.util.Date)dateField.getRaw());
 99  
   }
 100  
 }