DateUtils


1   /******************************************************************************
2    * DateUtils.java
3    * ****************************************************************************/
4   
5   /* J_LZ_COPYRIGHT_BEGIN *******************************************************
6   * Copyright 2001-2004 Laszlo Systems, Inc.  All Rights Reserved.              *
7   * Use is subject to license terms.                                            *
8   * J_LZ_COPYRIGHT_END *********************************************************/
9   
10  package org.openlaszlo.utils;
11  
12  import java.text.SimpleDateFormat  ;
13  import java.text.ParseException  ;
14  import java.util.Date  ;
15  
16  import org.openlaszlo.utils.ChainedException;
17  
18  /**
19   * Utility class for dates
20   */
21  public class DateUtils {
22  
23      /**
24       * Return a formatter 
25       */
26      private static SimpleDateFormat   getFormatter() {
27          return new SimpleDateFormat  ("EEE, dd MMM yyyy HH:mm:ss z");
28      }
29  
30      /**
31       * Convert a long to a Date String 
32       */
33      public static String   getDateString(long d) {
34          return getFormatter().format(new Date  (d));
35      }
36  
37      /**
38       * Convert a date String to a long 
39       */
40      public static long getDate(String   s) {
41          try {
42              return getFormatter().parse(s).getTime();
43          } catch (java.text.ParseException   e) {
44              throw new ChainedException(e);
45          }
46      }
47  }
48  
49

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