org.mmbase.cache
Class ConstraintsMatchingStrategy.AbstractConstraintMatcher

java.lang.Object
  org.mmbase.cache.ConstraintsMatchingStrategy.AbstractConstraintMatcher

Enclosing class:

ConstraintsMatchingStrategy

protected abstract static class ConstraintsMatchingStrategy.AbstractConstraintMatcher
extends Object

Constructor Summary

protected

ConstraintsMatchingStrategy.AbstractConstraintMatcher()

Method Summary

abstract boolean	eventApplies(Map<String,Object> valuesToMatch, NodeEvent event)
abstract boolean	nodeMatchesConstraint(Map<String,Object> valuesToMatch, NodeEvent event)
abstract String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstraintsMatchingStrategy.AbstractConstraintMatcher

protected ConstraintsMatchingStrategy.AbstractConstraintMatcher()

Method Detail

nodeMatchesConstraint

public abstract boolean nodeMatchesConstraint(Map<String,Object> valuesToMatch,
                                              NodeEvent event)

Parameters:

valuesToMatch - the field values that the constraint value will have to be matched against. this will sometimes be the 'oldValues' and sometimes be the 'newValues' from the event.

Returns:

true if the values of event falls within the limits of the constraint

eventApplies

public abstract boolean eventApplies(Map<String,Object> valuesToMatch,
                                     NodeEvent event)

Parameters:

valuesToMatch - map of (changed) fields with their values

event - the event that has occured

Returns:

true if the wrapped constraint matches the node event

toString

public abstract String toString()

Overrides:

toString in class Object