com.antelmann
Class LicenseKey

java.lang.Object
  com.antelmann.LicenseKey

All Implemented Interfaces:

Serializable

public abstract class LicenseKey
extends Object
implements Serializable

provides individual license keys for a license. This class may be subclassed to individualize the license key mechanism.

Author:

Holger Antelmann

See Also:

License, Serialized Form

Constructor Summary

protected

LicenseKey()

Method Summary

protected abstract void	checkKey(License license) this method is responsible for checking the license key.
byte[]	verification() must use a stable (serializable) return value and should be overwritten when subclassed to increase security, as it is used for the verification with the license.

Methods inherited from class java.lang.Object

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

Constructor Detail

LicenseKey

protected LicenseKey()

Method Detail

verification

public byte[] verification()

must use a stable (serializable) return value and should be overwritten when subclassed to increase security, as it is used for the verification with the license.

checkKey

protected abstract void checkKey(License license)
                          throws LicenseKeyException

this method is responsible for checking the license key.

Throws:

LicenseKeyException - if the key is invalid or could not be obtained