policyMgmt
Class IsRepeated

java.lang.Object
  |
  +--policyMgmt.IsRepeated

public class IsRepeated

extends java.lang.Object

implements Condition

A Condition wrapper Condition. It is true, if it's associated Condition evaluates to true for n times consecutively.

Constructor Summary

IsRepeated(Condition other, int repetitions)
Construct a new IsRepeated Condition.

Method Summary

boolean	evaluate(Event evt, java.util.Hashtable unify) The main Condition's method to evaluate.
java.util.Hashtable	getFreeIdents() Return a Hashtable of element identifiers of the underlying Condition.

Methods inherited from class java.lang.Object

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

Constructor Detail

IsRepeated

public IsRepeated(Condition other,
                  int repetitions)

Construct a new IsRepeated Condition.

Parameters:

other - the underlying Condition

repetitions - the number of repetitive true evaluations that is required to evaluate this Condition to true

Method Detail

evaluate

public boolean evaluate(Event evt,
                        java.util.Hashtable unify)

The main Condition's method to evaluate. Parameters are forwarded to the underlying Condition.

Specified by:

evaluate in interface Condition

Parameters:

evt - the Event, forwarded to the underlying Condition

unify - the Elements' Hashtable, forwarded to the underlying Condition

Returns:

the boolean value of the evaluation

getFreeIdents

public java.util.Hashtable getFreeIdents()

Return a Hashtable of element identifiers of the underlying Condition. Note that IsRepeated does not work, if the set of free identifiers is ambigous.

Specified by:

getFreeIdents in interface Condition

Returns:

the hashtable