anon.crypto

Class Validity

java.lang.Object

anon.crypto.Validity

public class Validity
extends java.lang.Object

Describes the validity period of something by defining a start date (valid from) and an end date (valid to). The validity can then be tested for a given date.

Author:

Rolf Wendolsky

Constructor Summary

Constructors

Constructor and Description
Validity(java.util.Calendar a_validFrom, java.util.Calendar a_validTo) Creates a new Validity.
Validity(java.util.Calendar a_validFrom, int a_validityInYears) Creates a new Validity.

Method Summary

Modifier and Type	Method and Description
java.util.Date	getValidFrom() Returns the first valid date in the validity period.
java.util.Date	getValidTo() Returns the last valid date in the validity period.
boolean	isValid(java.util.Date a_date) Checks if the given date is contained in the validity period.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Validity

public Validity(java.util.Calendar a_validFrom,
                int a_validityInYears)

Creates a new Validity.

Parameters:

a_validFrom - a Calendar object that represents a start date

a_validityInYears - an amount of years that the created date should lie ahead from the start date; if the amount is less than 0 the created date will only be ahead from the start date for a very small time (some minutes)

Throws:

java.lang.IllegalArgumentException - if the calendar is null

Validity

public Validity(java.util.Calendar a_validFrom,
                java.util.Calendar a_validTo)

Creates a new Validity.

Parameters:

a_validFrom - a Calendar object that represents a start date

a_validTo - a Calendar object that represents a end date; if the date lies before the start date it will be set equal to the start date

Throws:

java.lang.IllegalArgumentException - if on of the calendars is null

Method Detail

getValidFrom

public java.util.Date getValidFrom()

Returns the first valid date in the validity period.

Returns:

the first valid date in the validity period

getValidTo

public java.util.Date getValidTo()

Returns the last valid date in the validity period.

Returns:

the last valid date in the validity period

isValid

public boolean isValid(java.util.Date a_date)

Checks if the given date is contained in the validity period.

Parameters:

a_date - a Date

Returns:

true if the given date is contained in the validity period; false otherwise