com.ibm.websphere.objectgrid.continuousquery.filter
Class FalseFilter

java.lang.Object
  com.ibm.websphere.objectgrid.continuousquery.filter.AbstractCQFilter<Object,Object,Object,Object>
      com.ibm.websphere.objectgrid.continuousquery.filter.FalseFilter

All Implemented Interfaces:

ContinuousQueryFilter<Object,Object,Object,Object>, Serializable

public class FalseFilter
extends AbstractCQFilter<Object,Object,Object,Object>

This Filter always returns FALSE

Since:

8.6

See Also:

Serialized Form

Field Summary

Fields inherited from class com.ibm.websphere.objectgrid.continuousquery.filter.AbstractCQFilter

version

Fields inherited from interface com.ibm.websphere.objectgrid.continuousquery.ContinuousQueryFilter

POJO_ADDRESSABLEKEYNAME, POJO_PATHSEPARATOR

Constructor Summary

FalseFilter()

Method Summary

String	createString() Creates a string representation of the continuous query filter, this method is used by AbstractCQFilter.toString().
boolean	filter(FilterContent content) Checks if the supplied object passes the filter.

Methods inherited from class com.ibm.websphere.objectgrid.continuousquery.filter.AbstractCQFilter

equals, getAttribute, hashCode, isKeyFilter, toString, validateAttributePath

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FalseFilter

public FalseFilter()

Method Detail

filter

public boolean filter(FilterContent content)

Description copied from interface: ContinuousQueryFilter

Checks if the supplied object passes the filter.

Parameters:

content - A representation of the cache entry to be checked

Returns:

true if the object matches the filtering criteria, false otherwise

createString

public String createString()

Description copied from class: AbstractCQFilter

Creates a string representation of the continuous query filter, this method is used by AbstractCQFilter.toString().

The string will be used for identifying and comparing filters, i.e. it will be used in AbstractCQFilter.hashCode() and AbstractCQFilter.equals(Object), so the returned value must be in unique format among all filters in the system.

Specified by:

createString in class AbstractCQFilter<Object,Object,Object,Object>

Returns:

"FALSE"

See Also:

AbstractCQFilter.createString()