org.apache.geode.cache.lucene

Interface LuceneQueryProvider

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

LuceneTestUtilities.FloatRangeQueryProvider, LuceneTestUtilities.IntRangeQueryProvider

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface LuceneQueryProvider
extends java.io.Serializable

A factory for Query objects. An implementation of this interface is required by LuceneQueryFactory.create(String, String, LuceneQueryProvider) so that a query can be serialized and distributed to multiple nodes.

Instances of this interface are serialized using the standard DataSerializer.writeObject(Object, DataOutput),

Method Summary

Modifier and Type	Method and Description
Query	getQuery(LuceneIndex index)

Method Detail

getQuery

Query getQuery(LuceneIndex index)
        throws LuceneQueryException

Parameters:

index - The LuceneIndex the query is being executed against.

Returns:

A Query which will be executed against a Lucene index.

Throws:

LuceneQueryException - if the provider fails to construct the query object. This will be propagated to callers of the LuceneQuery find methods.