/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.studio.openldap.config.editor.dialogs;
import java.text.ParseException;
/**
* This class represents the time span used for purge age and interval.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class PurgeTimeSpan
{
/** The days */
protected int days = 0;
/** The hours */
protected int hours = 0;
/** The minutes */
protected int minutes = 0;
/** The seconds */
protected int seconds = 0;
/**
* Creates a new instance of PurgeTimeSpan.
*/
public PurgeTimeSpan()
{
}
/**
* Creates a new instance of PurgeTimeSpan.
*
* @param s the string
*/
public PurgeTimeSpan( String s ) throws ParseException
{
parse( s );
}
/**
* Creates a new instance of PurgeTimeSpan.
*
* @param days the days
* @param hours the hours
* @param minutes the minutes
* @param seconds the seconds
*/
public PurgeTimeSpan( int days, int hours, int minutes, int seconds )
{
checkDaysArgument( days );
checkHoursArgument( hours );
checkMinutesSecondsArgument( minutes );
checkMinutesSecondsArgument( seconds );
this.days = days;
this.hours = hours;
this.minutes = minutes;
this.seconds = seconds;
}
/**
* Checks the days argument.
*
* @param value the days argument
* @throws IllegalArgumentException
*/
private void checkDaysArgument( int value ) throws IllegalArgumentException
{
if ( checkDays( value ) )
{
throw new IllegalArgumentException( "Days need to be comprised between 0 and 99999." );
}
}
/**
* Checks the days value.
*
* @param value the days value
* @return <code>true</code> if the days value is correct,
* <code>false</code> if not.
*/
private boolean checkDays( int value )
{
return ( value < 0 ) || ( value > 99999 );
}
/**
* Checks the hours argument.
*
* @param value the hours argument
*/
private void checkHoursArgument( int value )
{
if ( checkHours( value ) )
{
throw new IllegalArgumentException( "Hours, minutes, or seconds need to be comprised between 0 and 99999." );
}
}
/**
* Checks the hours value.
*
* @param value the hours value
* @return <code>true</code> if the hours value is correct,
* <code>false</code> if not.
*/
private boolean checkHours( int value )
{
return ( value < 0 ) || ( value > 23 );
}
/**
* Checks the minutes or seconds argument.
*
* @param value the minutes or seconds argument
*/
private void checkMinutesSecondsArgument( int value )
{
if ( checkMinutesSeconds( value ) )
{
throw new IllegalArgumentException( "Hours, minutes, or seconds need to be comprised between 0 and 99999." );
}
}
/**
* Checks the minutes or seconds value.
*
* @param value the minutes or seconds value
* @return <code>true</code> if the minutes or seconds value is correct,
* <code>false</code> if not.
*/
private boolean checkMinutesSeconds( int value )
{
return ( value < 0 ) || ( value > 59 );
}
/**
* Parse the given string.
*
* @param s the string
* @throws ParseException in case of error during parsing.
*/
private void parse( String s ) throws ParseException
{
if ( s == null )
{
throw new ParseException( "The string is null.", 0 );
}
// Removing leading and trailing whitespaces
s = s.trim();
// Checking the minimum size of the string
// It should be at least 5 chars ("HH:MM")
if ( s.length() < 5 )
{
throw new ParseException( "The string is too short.", 0 );
}
// Initializing parsing objects
int position = 0;
char c;
StringBuffer buffer = new StringBuffer();
boolean hoursParsed = false;
boolean minutesParsed = false;
try
{
while ( ( position < s.length() ) )
{
c = s.charAt( position );
// Figure
if ( ( '0' <= c ) && ( c <= '9' ) )
{
buffer.append( c );
}
// Plus sign
else if ( '+' == c )
{
int days = Integer.parseInt( buffer.toString() );
if ( checkDays( days ) )
{
throw new ParseException( "Days need to be comprised between 0 and 99999.", position );
}
else
{
this.days = days;
}
buffer = new StringBuffer();
}
// Colon sign
else if ( ':' == c )
{
if ( !hoursParsed )
{
int hours = Integer.parseInt( buffer.toString() );
if ( checkHours( hours ) )
{
throw new ParseException( "Hours need to be comprised between 0 and 23.", position );
}
else
{
this.hours = hours;
}
hoursParsed = true;
buffer = new StringBuffer();
}
else
{
int minutes = Integer.parseInt( buffer.toString() );
if ( checkMinutesSeconds( minutes ) )
{
throw new ParseException( "Minutes need to be comprised between 0 and 59.", position );
}
else
{
this.minutes = minutes;
}
minutesParsed = true;
buffer = new StringBuffer();
}
}
else
{
throw new ParseException( "Illegal character", position );
}
position++;
}
}
catch ( NumberFormatException e )
{
throw new ParseException( e.getMessage(), position );
}
if ( !hoursParsed )
{
throw new ParseException( "Hours need to be comprised between 0 and 23.", position );
}
else if ( !minutesParsed )
{
int minutes = Integer.parseInt( buffer.toString() );
if ( checkMinutesSeconds( minutes ) )
{
throw new ParseException( "Minutes need to be comprised between 0 and 59.", position );
}
else
{
this.minutes = minutes;
}
}
else
{
int seconds = Integer.parseInt( buffer.toString() );
if ( checkMinutesSeconds( seconds ) )
{
throw new ParseException( "Seconds need to be comprised between 0 and 59.", position );
}
else
{
this.seconds = seconds;
}
}
}
/**
* @return the days
*/
public int getDays()
{
return days;
}
/**
* @return the hours
*/
public int getHours()
{
return hours;
}
/**
* @return the minutes
*/
public int getMinutes()
{
return minutes;
}
/**
* @return the seconds
*/
public int getSeconds()
{
return seconds;
}
/**
* @param days the days to set
*/
public void setDays( int days )
{
this.days = days;
}
/**
* @param hours the hours to set
*/
public void setHours( int hours )
{
this.hours = hours;
}
/**
* @param minutes the minutes to set
*/
public void setMinutes( int minutes )
{
this.minutes = minutes;
}
/**
* @param seconds the seconds to set
*/
public void setSeconds( int seconds )
{
this.seconds = seconds;
}
/**
* {@inheritDoc}
*/
public String toString()
{
StringBuilder sb = new StringBuilder();
// Days (if needed)
if ( days > 0 )
{
sb.append( days );
sb.append( '+' );
}
// Hours
sb.append( toString( hours ) );
sb.append( ':' );
// Minutes
sb.append( toString( minutes ) );
// Seconds (if needed)
if ( seconds > 0 )
{
sb.append( ':' );
sb.append( toString( seconds ) );
}
return sb.toString();
}
/**
* Gets the string representation of an int
* (prefixed with a 0 if needed).
*
* @param value the value
* @return the string equivalent
*/
private String toString( int value )
{
if ( ( value < 0 ) || ( value > 60 ) )
{
return "00";
}
else if ( value < 10 )
{
return "0" + value;
}
else
{
return "" + value;
}
}
}