Package org.graylog2.indexer.fieldtypes

Class IndexFieldTypePoller

java.lang.Object

org.graylog2.indexer.fieldtypes.IndexFieldTypePoller

public class IndexFieldTypePoller
extends Object

This class can be used to poll index field type information for indices in an IndexSet.

Constructor Summary

Constructors

Constructor	Description
IndexFieldTypePoller(Indices indices, com.codahale.metrics.MetricRegistry metricRegistry, IndexFieldTypePollerAdapter indexFieldTypePollerAdapter)

Method Summary

Modifier and Type	Method	Description
Set<IndexFieldTypesDTO>	poll(IndexSet indexSet, Set<IndexFieldTypesDTO> existingIndexTypes)	Returns the index field types for the given index set.
Optional<IndexFieldTypesDTO>	pollIndex(String indexName, String indexSetId)	Returns the index field types for the given index.

Methods inherited from class java.lang.Object

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

Constructor Details

IndexFieldTypePoller

@Inject
public IndexFieldTypePoller(Indices indices,
 com.codahale.metrics.MetricRegistry metricRegistry,
 IndexFieldTypePollerAdapter indexFieldTypePollerAdapter)

Method Details

poll

public Set<IndexFieldTypesDTO> poll(IndexSet indexSet,
 Set<IndexFieldTypesDTO> existingIndexTypes)

Returns the index field types for the given index set.

Indices present in existingIndexTypes (except for the current write index) will not be polled again to avoid Elasticsearch requests.

Parameters:

indexSet - index set to poll

existingIndexTypes - existing index field type data

Returns:

the polled index field type data for the given index set

pollIndex

public Optional<IndexFieldTypesDTO> pollIndex(String indexName,
 String indexSetId)

Returns the index field types for the given index.

Parameters:

indexName - index name to poll types for

indexSetId - index set ID of the given index

Returns:

the polled index field type data for the given index