Class RandomIndexWriter

Silly class that randomizes the indexing experience. EG it may swap in a different merge policy/scheduler; may commit periodically; may or may not forceMerge in the end, may flush by doc count instead of RAM, etc.

Inheritance
System.Object
RandomIndexWriter
Namespace: Lucene.Net.Index
Assembly: Lucene.Net.TestFramework.dll
Syntax
public class RandomIndexWriter : IDisposable

Constructors

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RandomIndexWriter(Random, Directory)

Create a RandomIndexWriter with a random config: Uses TEST_VERSION_CURRENT and MockAnalyzer.

Declaration
public RandomIndexWriter(Random r, Directory dir)
Parameters
Type Name Description
Random r
Directory dir
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RandomIndexWriter(Random, Directory, Analyzer)

Create a RandomIndexWriter with a random config: Uses TEST_VERSION_CURRENT.

Declaration
public RandomIndexWriter(Random r, Directory dir, Analyzer a)
Parameters
Type Name Description
Random r
Directory dir
Analyzer a
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RandomIndexWriter(Random, Directory, IndexWriterConfig)

Creates a RandomIndexWriter with the provided config

Declaration
public RandomIndexWriter(Random r, Directory dir, IndexWriterConfig c)
Parameters
Type Name Description
Random r
Directory dir
IndexWriterConfig c
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RandomIndexWriter(Random, Directory, LuceneVersion, Analyzer)

Creates a RandomIndexWriter with a random config.

Declaration
public RandomIndexWriter(Random r, Directory dir, LuceneVersion v, Analyzer a)
Parameters
Type Name Description
Random r
Directory dir
LuceneVersion v
Analyzer a

Properties

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DoRandomForceMerge

Declaration
public virtual bool DoRandomForceMerge { get; set; }
Property Value
Type Description
System.Boolean
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DoRandomForceMergeAssert

Declaration
public virtual bool DoRandomForceMergeAssert { get; set; }
Property Value
Type Description
System.Boolean
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IndexWriter

Declaration
public IndexWriter IndexWriter { get; set; }
Property Value
Type Description
IndexWriter
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MaxDoc

Declaration
public virtual int MaxDoc { get; }
Property Value
Type Description
System.Int32
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NumDocs

Declaration
public virtual int NumDocs { get; }
Property Value
Type Description
System.Int32

Methods

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AddDocument(IEnumerable<IIndexableField>)

Adds a Document.

Declaration
public virtual void AddDocument(IEnumerable<IIndexableField> doc)
Parameters
Type Name Description
IEnumerable<IIndexableField> doc
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AddDocument(IEnumerable<IIndexableField>, Analyzer)

Declaration
public virtual void AddDocument(IEnumerable<IIndexableField> doc, Analyzer a)
Parameters
Type Name Description
IEnumerable<IIndexableField> doc
Analyzer a
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AddDocuments(IEnumerable<IEnumerable<IIndexableField>>)

Declaration
public virtual void AddDocuments(IEnumerable<IEnumerable<IIndexableField>> docs)
Parameters
Type Name Description
IEnumerable<IEnumerable<IIndexableField>> docs
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AddIndexes(Directory[])

Declaration
public virtual void AddIndexes(params Directory[] dirs)
Parameters
Type Name Description
Directory[] dirs
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AddIndexes(IndexReader[])

Declaration
public virtual void AddIndexes(params IndexReader[] readers)
Parameters
Type Name Description
IndexReader[] readers
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Commit()

Declaration
public virtual void Commit()
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DeleteAll()

Declaration
public virtual void DeleteAll()
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DeleteDocuments(Query)

Declaration
public virtual void DeleteDocuments(Query q)
Parameters
Type Name Description
Query q
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DeleteDocuments(Term)

Declaration
public virtual void DeleteDocuments(Term term)
Parameters
Type Name Description
Term term
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Dispose()

Dispose this writer.

Declaration
public void Dispose()
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Dispose(Boolean)

Dispose this writer.

Declaration
protected virtual void Dispose(bool disposing)
Parameters
Type Name Description
System.Boolean disposing
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ForceMerge(Int32)

Forces a forceMerge.

NOTE: this should be avoided in tests unless absolutely necessary, as it will result in less test coverage.

Declaration
public virtual void ForceMerge(int maxSegmentCount)
Parameters
Type Name Description
System.Int32 maxSegmentCount
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ForceMergeDeletes()

Declaration
public virtual void ForceMergeDeletes()
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ForceMergeDeletes(Boolean)

Declaration
public virtual void ForceMergeDeletes(bool doWait)
Parameters
Type Name Description
System.Boolean doWait
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GetReader()

Declaration
public virtual DirectoryReader GetReader()
Returns
Type Description
DirectoryReader
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GetReader(Boolean)

Declaration
public virtual DirectoryReader GetReader(bool applyDeletions)
Parameters
Type Name Description
System.Boolean applyDeletions
Returns
Type Description
DirectoryReader
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MockIndexWriter(Directory, IndexWriterConfig, ITestPoint)

Declaration
public static IndexWriter MockIndexWriter(Directory dir, IndexWriterConfig conf, ITestPoint testPoint)
Parameters
Type Name Description
Directory dir
IndexWriterConfig conf
ITestPoint testPoint
Returns
Type Description
IndexWriter
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MockIndexWriter(Directory, IndexWriterConfig, Random)

Declaration
public static IndexWriter MockIndexWriter(Directory dir, IndexWriterConfig conf, Random r)
Parameters
Type Name Description
Directory dir
IndexWriterConfig conf
Random r
Returns
Type Description
IndexWriter
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UpdateBinaryDocValue(Term, String, BytesRef)

Declaration
public virtual void UpdateBinaryDocValue(Term term, string field, BytesRef value)
Parameters
Type Name Description
Term term
System.String field
BytesRef value
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UpdateDocument(Term, IEnumerable<IIndexableField>)

Updates a document.

Declaration
public virtual void UpdateDocument(Term t, IEnumerable<IIndexableField> doc)
Parameters
Type Name Description
Term t
IEnumerable<IIndexableField> doc
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UpdateDocuments(Term, IEnumerable<IEnumerable<IIndexableField>>)

Declaration
public virtual void UpdateDocuments(Term delTerm, IEnumerable<IEnumerable<IIndexableField>> docs)
Parameters
Type Name Description
Term delTerm
IEnumerable<IEnumerable<IIndexableField>> docs
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UpdateNumericDocValue(Term, String, Nullable<Int64>)

Declaration
public virtual void UpdateNumericDocValue(Term term, string field, long? value)
Parameters
Type Name Description
Term term
System.String field
System.Nullable<System.Int64> value