# Uses of Class
org.apache.lucene.search.FilterCollector

Packages that use FilterCollector
Package
Description
org.apache.lucene.search
Code to search indices.

## Uses of FilterCollector in org.apache.lucene.search

Subclasses of FilterCollector in org.apache.lucene.search
Modifier and Type
Class
Description
`class`
`CachingCollector`
Caches all docs, and optionally also scores, coming from a search, and is then able to replay them to another collector.
`class`
`PositiveScoresOnlyCollector`
A `Collector` implementation which wraps another `Collector` and makes sure only documents with scores > 0 are collected.