org.elasticsearch.search.aggregations

Class AggregatorParsers

java.lang.Object

org.elasticsearch.search.aggregations.AggregatorParsers

public class AggregatorParsers
extends Object

A registry for all the aggregator parser, also servers as the main parser for the aggregations module

Field Summary

Fields

Modifier and Type	Field and Description
static Pattern	VALID_AGG_NAME

Constructor Summary

Constructors

Constructor and Description
AggregatorParsers(Set<Aggregator.Parser> aggParsers, Set<PipelineAggregator.Parser> pipelineAggregatorParsers) Constructs the AggregatorParsers out of all the given parsers

Method Summary

Methods

Modifier and Type	Method and Description
AggregatorFactories	parseAggregators(XContentParser parser, SearchContext context) Parses the aggregation request recursively generating aggregator factories in turn.
Aggregator.Parser	parser(String type) Returns the parser that is registered under the given aggregation type.
PipelineAggregator.Parser	pipelineAggregator(String type) Returns the parser that is registered under the given pipeline aggregator type.

Methods inherited from class java.lang.Object

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

Field Detail

VALID_AGG_NAME

public static final Pattern VALID_AGG_NAME

Constructor Detail

AggregatorParsers

@Inject
public AggregatorParsers(Set<Aggregator.Parser> aggParsers,
                        Set<PipelineAggregator.Parser> pipelineAggregatorParsers)

Constructs the AggregatorParsers out of all the given parsers

Parameters:

aggParsers - The available aggregator parsers (dynamically injected by the SearchModule ).

Method Detail

parser

public Aggregator.Parser parser(String type)

Returns the parser that is registered under the given aggregation type.

Parameters:

type - The aggregation type

Returns:

The parser associated with the given aggregation type.

pipelineAggregator

public PipelineAggregator.Parser pipelineAggregator(String type)

Returns the parser that is registered under the given pipeline aggregator type.

Parameters:

type - The pipeline aggregator type

Returns:

The parser associated with the given pipeline aggregator type.

parseAggregators

public AggregatorFactories parseAggregators(XContentParser parser,
                                   SearchContext context)
                                     throws IOException

Parses the aggregation request recursively generating aggregator factories in turn.

Parameters:

parser - The input xcontent that will be parsed.

context - The search context.

Returns:

The parsed aggregator factories.

Throws:

IOException - When parsing fails for unknown reasons.