Coverage report

  %line %branch
org.apache.jcs.auxiliary.disk.jdbc.mysql.util.ScheduleParser
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 1   
 package org.apache.jcs.auxiliary.disk.jdbc.mysql.util;
 2   
 
 3   
 /*
 4   
  * Licensed to the Apache Software Foundation (ASF) under one
 5   
  * or more contributor license agreements.  See the NOTICE file
 6   
  * distributed with this work for additional information
 7   
  * regarding copyright ownership.  The ASF licenses this file
 8   
  * to you under the Apache License, Version 2.0 (the
 9   
  * "License"); you may not use this file except in compliance
 10   
  * with the License.  You may obtain a copy of the License at
 11   
  *
 12   
  *   http://www.apache.org/licenses/LICENSE-2.0
 13   
  *
 14   
  * Unless required by applicable law or agreed to in writing,
 15   
  * software distributed under the License is distributed on an
 16   
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 17   
  * KIND, either express or implied.  See the License for the
 18   
  * specific language governing permissions and limitations
 19   
  * under the License.
 20   
  */
 21   
 
 22   
 import java.util.Calendar;
 23   
 import java.util.Date;
 24   
 import java.util.StringTokenizer;
 25   
 
 26   
 /**
 27   
  * Parses the very simple schedule format.
 28   
  * <p>
 29   
  * @author Aaron Smuts
 30   
  */
 31  0 
 public class ScheduleParser
 32   
 {
 33   
     /**
 34   
      * For each date time that is separated by a comma in the
 35   
      * OptimizationSchedule, create a date and add it to an array of dates.
 36   
      * <p>
 37   
      * @param schedule
 38   
      * @return Date[]
 39   
      * @throws ScheduleFormatException
 40   
      */
 41   
     public static Date[] createDatesForSchedule( String schedule )
 42   
         throws ScheduleFormatException
 43   
     {
 44  42 
         if ( schedule == null )
 45   
         {
 46  7 
             throw new ScheduleFormatException( "Cannot create schedules for a null String." );
 47   
         }
 48   
 
 49  35 
         StringTokenizer toker = new StringTokenizer( schedule, "," );
 50  35 
         Date[] dates = new Date[toker.countTokens()];
 51  35 
         int cnt = 0;
 52  105 
         while ( toker.hasMoreTokens() )
 53   
         {
 54  84 
             String time = toker.nextToken();
 55  84 
             dates[cnt] = getDateForSchedule( time );
 56  70 
             cnt++;
 57  70 
         }
 58  21 
         return dates;
 59   
     }
 60   
 
 61   
     /**
 62   
      * For a single string it creates a date that is the next time this hh:mm:ss
 63   
      * combo will be seen.
 64   
      * <p>
 65   
      * @param startTime
 66   
      * @return
 67   
      * @throws ScheduleFormatException
 68   
      */
 69   
     public static Date getDateForSchedule( String startTime )
 70   
         throws ScheduleFormatException
 71   
     {
 72  91 
         if ( startTime == null )
 73   
         {
 74  7 
             throw new ScheduleFormatException( "Cannot create date for a null String." );
 75   
         }
 76   
 
 77  84 
         int firstColon = startTime.indexOf( ":" );
 78  84 
         int lastColon = startTime.lastIndexOf( ":" );
 79  84 
         int len = startTime.length();
 80  84 
         if ( firstColon == -1 || lastColon == -1 || firstColon == lastColon || lastColon == len )
 81   
         {
 82  7 
             String message = "StartTime [" + startTime + "] is deformed.  Unable to schedule optimizaiton.";
 83  7 
             throw new ScheduleFormatException( message );
 84   
         }
 85   
 
 86  77 
         Calendar cal = Calendar.getInstance();
 87   
         try
 88   
         {
 89  77 
             int hour = Integer.parseInt( startTime.substring( 0, firstColon ) );
 90  70 
             cal.set( Calendar.HOUR_OF_DAY, hour );
 91  70 
             int minute = Integer.parseInt( startTime.substring( firstColon + 1, lastColon ) );
 92  70 
             cal.set( Calendar.MINUTE, minute );
 93  70 
             int second = Integer.parseInt( startTime.substring( lastColon + 1, len ) );
 94  70 
             cal.set( Calendar.SECOND, second );
 95   
         }
 96  7 
         catch ( NumberFormatException e )
 97   
         {
 98  7 
             String message = "Problem parsing start time [" + startTime + "].  It should be in HH:MM:SS format.";
 99  7 
             throw new ScheduleFormatException( message );
 100  70 
         }
 101   
 
 102   
         // if the date is less than now, add a day.
 103  70 
         Date now = new Date();
 104  70 
         if ( cal.getTime().before( now ) )
 105   
         {
 106  46 
             cal.add( Calendar.DAY_OF_MONTH, 1 );
 107   
         }
 108   
 
 109  70 
         return cal.getTime();
 110   
     }
 111   
 }

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