Class RandomFacetSource
- java.lang.Object
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- org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
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- org.apache.lucene.benchmark.byTask.feeds.FacetSource
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- org.apache.lucene.benchmark.byTask.feeds.RandomFacetSource
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- All Implemented Interfaces:
Closeable
,AutoCloseable
public class RandomFacetSource extends FacetSource
Simple implementation of a random facet sourceSupports the following parameters:
- rand.seed - defines the seed to initialize
Random
with (default: 13). - max.doc.facet.dims - Max number of random dimensions to create (default: 5); actual number of dimensions would be anything between 1 and that number.
- max.doc.facets - maximal #facets per doc (default: 10). Actual number of facets in a certain doc would be anything between 1 and that number.
- max.facet.depth - maximal #components in a facet (default: 3). Actual number of components in a certain facet would be anything between 1 and that number.
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Field Summary
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Fields inherited from class org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
encoding, forever, logStep, verbose
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Constructor Summary
Constructors Constructor Description RandomFacetSource()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
Called when reading from this content source is no longer required.void
configure(FacetsConfig config)
void
getNextFacets(List<FacetField> facets)
Fills the next facets content items in the given list.void
setConfig(Config config)
Sets theConfig
for this content source.-
Methods inherited from class org.apache.lucene.benchmark.byTask.feeds.FacetSource
resetInputs
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Methods inherited from class org.apache.lucene.benchmark.byTask.feeds.ContentItemsSource
addBytes, addItem, collectFiles, getBytesCount, getConfig, getItemsCount, getTotalBytesCount, getTotalItemsCount, printStatistics, shouldLog
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Method Detail
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getNextFacets
public void getNextFacets(List<FacetField> facets) throws NoMoreDataException, IOException
Description copied from class:FacetSource
Fills the next facets content items in the given list. Implementations must account for multi-threading, as multiple threads can call this method simultaneously.- Specified by:
getNextFacets
in classFacetSource
- Throws:
NoMoreDataException
IOException
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configure
public void configure(FacetsConfig config)
- Specified by:
configure
in classFacetSource
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close
public void close() throws IOException
Description copied from class:ContentItemsSource
Called when reading from this content source is no longer required.- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Specified by:
close
in classContentItemsSource
- Throws:
IOException
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setConfig
public void setConfig(Config config)
Description copied from class:ContentItemsSource
Sets theConfig
for this content source. If you override this method, you must call super.setConfig.- Overrides:
setConfig
in classContentItemsSource
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