Package org.elasticsearch.search.aggregations

Class BucketCollector

org.elasticsearch.search.aggregations.BucketCollector
All Implemented Interfaces:
org.apache.lucene.search.Collector
Direct Known Subclasses:
Aggregator, DeferringBucketCollector, MultiBucketCollector
public abstract class BucketCollector extends implements org.apache.lucene.search.Collector
A Collector that can collect data in separate buckets.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static BucketCollector
    NO_OP_COLLECTOR
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    BucketCollector()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    abstract LeafBucketCollector
    getLeafCollector​(org.apache.lucene.index.LeafReaderContext ctx)
     
    abstract void
    postCollection()
    Post-collection callback.
    abstract void
    preCollection()
    Pre collection callback.

    Methods inherited from class java.lang.

    , , , , , , , , , ,

    Methods inherited from interface org.apache.lucene.search.Collector

    scoreMode

  • Field Details

  • Constructor Details

    • BucketCollector

      public BucketCollector()

  • Method Details

    • getLeafCollector

      public abstract LeafBucketCollector getLeafCollector​(org.apache.lucene.index.LeafReaderContext ctx) throws
      Specified by:
      getLeafCollector in interface org.apache.lucene.search.Collector
      Throws:

    • preCollection

      public abstract void preCollection() throws
      Pre collection callback.
      Throws:

    • postCollection

      public abstract void postCollection() throws
      Post-collection callback.
      Throws: