serf.data
Class ExistentialBooleanComparator

java.lang.Object
  serf.data.ExistentialBooleanComparator

public class ExistentialBooleanComparator
extends java.lang.Object

ExistentialBooleanComparator compares two attributes by comparing their attribute values.

Constructor Summary

ExistentialBooleanComparator(AtomicMatch am)

Method Summary

boolean	attributesMatch(Attribute p1, Attribute p2)
static boolean	attributesMatch(Attribute p1, Attribute p2, AtomicMatch vm) Compare two attributes.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExistentialBooleanComparator

public ExistentialBooleanComparator(AtomicMatch am)

Method Detail

attributesMatch

public boolean attributesMatch(Attribute p1,
                               Attribute p2)

attributesMatch

public static boolean attributesMatch(Attribute p1,
                                      Attribute p2,
                                      AtomicMatch vm)

Compare two attributes. Return true if they match. attributesMatch takes the cross product of values from each Attribute and invokes valuesMatch() on each pair. It returns true if any invocation of valuesMatch returns true.

Parameters:

p1 - Attribute 1

p1 - Attribute 2

vm - an object that compares Attribute values.

Returns:

true if any pair of attribute values matches. Note: if either Attribute parameter is null this method returns false.