Module org.elasticsearch.server

Package org.elasticsearch.index.mapper

Class SourceLoader.Synthetic

java.lang.Object

org.elasticsearch.index.mapper.SourceLoader.Synthetic

All Implemented Interfaces:

SourceLoader

Enclosing interface:

SourceLoader

public static class SourceLoader.Synthetic
extends Object
implements SourceLoader

Reconstructs _source from doc values anf stored fields.

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.index.mapper.SourceLoader

SourceLoader.DocValuesBasedSyntheticFieldLoader, SourceLoader.Leaf, SourceLoader.Stored, SourceLoader.Synthetic, SourceLoader.SyntheticFieldLoader

Field Summary

Fields inherited from interface org.elasticsearch.index.mapper.SourceLoader

FROM_STORED_SOURCE

Constructor Summary

Constructors

Constructor	Description
Synthetic(SourceFilter filter, Supplier<SourceLoader.SyntheticFieldLoader> fieldLoaderSupplier, SourceFieldMetrics metrics)	Creates a SourceLoader to reconstruct _source from doc values anf stored fields.

Method Summary

Modifier and Type	Method	Description
SourceLoader.Leaf	leaf(org.apache.lucene.index.LeafReader reader, int[] docIdsInLeaf)	Build the loader for some segment.
boolean	reordersFieldValues()	Does this SourceLoader reorder field values?
Set<String>	requiredStoredFields()	Stream containing all non-_source stored fields required to build the _source.

Methods inherited from class java.lang.Object

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

Constructor Details

Synthetic

public Synthetic(@Nullable
 SourceFilter filter,
 Supplier<SourceLoader.SyntheticFieldLoader> fieldLoaderSupplier,
 SourceFieldMetrics metrics)

Creates a SourceLoader to reconstruct _source from doc values anf stored fields.

Parameters:

filter - An optional filter to include/exclude fields.

fieldLoaderSupplier - A supplier to create SourceLoader.SyntheticFieldLoader, one for each leaf.

metrics - Metrics for profiling.

Method Details

reordersFieldValues

public boolean reordersFieldValues()

Description copied from interface: SourceLoader

Does this SourceLoader reorder field values?

Specified by:

reordersFieldValues in interface SourceLoader

requiredStoredFields

public Set<String> requiredStoredFields()

Description copied from interface: SourceLoader

Stream containing all non-_source stored fields required to build the _source.

Specified by:

requiredStoredFields in interface SourceLoader

leaf

public SourceLoader.Leaf leaf(org.apache.lucene.index.LeafReader reader,
 int[] docIdsInLeaf)
                       throws IOException

Description copied from interface: SourceLoader

Build the loader for some segment.

Specified by:

leaf in interface SourceLoader

Throws:

IOException