src/com/interrupt/util/DateUtil.java

   1 package com.interrupt.util;
   2
   3 import java.text.ParseException;
   4 import java.text.SimpleDateFormat;
   5 import java.util.Date;
   6
   7 public class DateUtil {
   8
   9
  10         private static String format_s = null;
  11         private static SimpleDateFormat dformat = null;
  12         static {
  13
  14                 format_s = "MM/dd/yyyy HH:mm:ss z";
  15                 dformat = new SimpleDateFormat( format_s );
  16
  17         }
  18
  19         public static boolean before( String before_s, String after_s ) {
  20
  21
  22                 boolean isbefore = false;
  23                 Date date1 = null;
  24                 Date date2 = null;
  25                 try {
  26
  27                         date1 = dformat.parse( before_s );
  28                         date2 = dformat.parse( after_s );
  29
  30                         isbefore = date1.before(date2);
  31
  32                 }
  33                 catch( ParseException e ) {
  34
  35                         e.printStackTrace();
  36                 }
  37                 return isbefore;
  38
  39         }
  40
  41         public static boolean after( String after_s, String before_s ) {
  42
  43
  44                 boolean isbefore = false;
  45                 Date date1 = null;
  46                 Date date2 = null;
  47                 try {
  48
  49                         date1 = dformat.parse( after_s );
  50                         date2 = dformat.parse( before_s );
  51
  52                         isbefore = date1.after(date2);
  53
  54                 }
  55                 catch( ParseException e ) {
  56
  57                         e.printStackTrace();
  58                 }
  59                 return isbefore;
  60
  61         }
  62
  63
  64         public static boolean equals( String date_1, String date_2 ) {
  65
  66
  67                 boolean isequals = false;
  68                 Date date1 = null;
  69                 Date date2 = null;
  70                 try {
  71
  72                         date1 = dformat.parse( date_1 );
  73                         date2 = dformat.parse( date_2 );
  74
  75                         isequals = date1.equals(date2);
  76
  77                 }
  78                 catch( ParseException e ) {
  79
  80                         e.printStackTrace();
  81                 }
  82                 return isequals;
  83
  84         }
  85
  86
  87
  88 }
  89