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org.apache.lucene.search
abstract public class: Filter [javadoc | source]

java.lang.Object
   org.apache.lucene.search.Filter

All Implemented Interfaces:
    Serializable

Direct Known Subclasses:
    CachingSpanFilter, RemoteCachingWrapperFilter, QueryWrapperFilter, PrefixFilter, DuplicateFilter, TermsFilter, RangeFilter, DateFilter, QueryFilter, ChainedFilter, SpanFilter, BooleanFilter, SpanQueryFilter, CachingWrapperFilter, MockFilter

Abstract base class providing a mechanism to restrict searches to a subset of an index.

Method from org.apache.lucene.search.Filter Summary:
bits

Methods from java.lang.Object:
equals,   getClass,   hashCode,   notify,   notifyAll,   toString,   wait,   wait,   wait

Method from org.apache.lucene.search.Filter Detail:
abstract public BitSet bits(IndexReader reader) throws IOException Returns a BitSet with true for documents which should be permitted in search results, and false for those that should not.