cutthecrap.utils.striterators

Class Filter

java.lang.Object

cutthecrap.utils.striterators.FilterBase

cutthecrap.utils.striterators.Filter

All Implemented Interfaces:

IFilter, IFilterTest, IPropertySet, Serializable, Cloneable

Direct Known Subclasses:

DistinctFilter.DistinctFilterImpl, EdgeOnlyFilter, ExclusionFilter, NativeDistinctFilter.DistinctFilterImpl, UniquenessFilter

public abstract class Filter
extends FilterBase
implements IFilterTest

Used with Filterator by Striterator to filter returned objects.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Filter()

Method Summary

Methods

Modifier and Type	Method and Description
protected Iterator	filterOnce(Iterator src, Object context) Wrap the source iterator with this filter.
abstract boolean	isValid(Object obj) True iff the argument is matched by the filter.

Methods inherited from class cutthecrap.utils.striterators.FilterBase

addFilter, filter, getProperty, getRequiredProperty, setProperty, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Filter

public Filter()

Method Detail

filterOnce

protected Iterator filterOnce(Iterator src,
                  Object context)

Description copied from class: FilterBase

Wrap the source iterator with this filter.

Specified by:

filterOnce in class FilterBase

Parameters:

src - The source iterator.

context - The iterator evaluation context.

Returns:

The wrapped iterator.

isValid

public abstract boolean isValid(Object obj)

Description copied from interface: IFilterTest

True iff the argument is matched by the filter.

Specified by:

isValid in interface IFilterTest

Returns:

true iff that object is accepted by the filter.