Package org.apache.lucene.index

Class RandomPostingsTester

java.lang.Object

org.apache.lucene.index.RandomPostingsTester

public class RandomPostingsTester
extends Object

Helper class extracted from BasePostingsFormatTestCase to exercise a postings format.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RandomPostingsTester.FieldAndTerm	Holds one field, term and ord.
static class	RandomPostingsTester.Option	Which features to test.
static class	RandomPostingsTester.SeedPostings	Given the same random seed this always enumerates the same random postings

Constructor Summary

Constructors

Constructor	Description
RandomPostingsTester(Random random)

Method Summary

Modifier and Type	Method	Description
FieldsProducer	buildIndex(Codec codec, Directory dir, IndexOptions maxAllowed, boolean allowPayloads, boolean alwaysTestMax)
static RandomPostingsTester.SeedPostings	getSeedPostings(String term, long seed, IndexOptions options, boolean allowPayloads)
void	testFields(Fields fields)
void	testFull(Codec codec, Path path, IndexOptions options, boolean withPayloads)	Indexes all fields/terms at the specified IndexOptions, and fully tests at that IndexOptions.
void	testTerms(Fields fieldsSource, EnumSet<RandomPostingsTester.Option> options, IndexOptions maxTestOptions, IndexOptions maxIndexOptions, boolean alwaysTestMax)

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomPostingsTester

public RandomPostingsTester(Random random)
                     throws IOException

Throws:

IOException

Method Detail

getSeedPostings

public static RandomPostingsTester.SeedPostings getSeedPostings(String term,
                                                                long seed,
                                                                IndexOptions options,
                                                                boolean allowPayloads)

buildIndex

public FieldsProducer buildIndex(Codec codec,
                                 Directory dir,
                                 IndexOptions maxAllowed,
                                 boolean allowPayloads,
                                 boolean alwaysTestMax)
                          throws IOException

Throws:

IOException

testTerms

public void testTerms(Fields fieldsSource,
                      EnumSet<RandomPostingsTester.Option> options,
                      IndexOptions maxTestOptions,
                      IndexOptions maxIndexOptions,
                      boolean alwaysTestMax)
               throws Exception

Throws:

Exception

testFields

public void testFields(Fields fields)
                throws Exception

Throws:

Exception

testFull

public void testFull(Codec codec,
                     Path path,
                     IndexOptions options,
                     boolean withPayloads)
              throws Exception

Indexes all fields/terms at the specified IndexOptions, and fully tests at that IndexOptions.

Throws:

Exception