com.greenpepper.util.Period Maven / Gradle / Ivy
package com.greenpepper.util;
import java.io.Serializable;
import java.util.Date;
/**
* Period class.
*
* @author oaouattara
* @version $Id: $Id
*/
@SuppressWarnings("serial")
public class Period implements Serializable
{
private final Date start;
private final Date end;
private Period(Date start, Date end)
{
this.start = start;
this.end = end;
}
/**
* to.
*
* @param end a {@link java.util.Date} object.
* @return a {@link com.greenpepper.util.Period} object.
*/
public static Period to(Date end)
{
return new Period(null, end);
}
/**
* from.
*
* @param start a {@link java.util.Date} object.
* @return a {@link com.greenpepper.util.Period} object.
*/
public static Period from(Date start)
{
return new Period(start, null);
}
/**
* fromTo.
*
* @param start a {@link java.util.Date} object.
* @param end a {@link java.util.Date} object.
* @return a {@link com.greenpepper.util.Period} object.
*/
public static Period fromTo(Date start, Date end)
{
return new Period(start, end);
}
/**
* includes.
*
* @param date a {@link java.util.Date} object.
* @return a boolean.
*/
public boolean includes(Date date)
{
return (start == null || !start.after(date)) &&
(end == null || date.before(end));
}
/**
* beforeEnd.
*
* @param date a {@link java.util.Date} object.
* @return a boolean.
*/
public boolean beforeEnd(Date date)
{
return (end == null || date.before(end));
}
/**
* daysCount.
*
* @return a int.
*/
public int daysCount()
{
if(start == null || end == null) return -1;
return (int)((end.getTime() - start.getTime()) / 86400000);
}
}