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

Constructors

Modifier	Constructor and Description
protected	AbstractConstraintMatcher()

Method Summary

Modifier and Type	Method and Description
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

AbstractConstraintMatcher

protected 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