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
Implements
System.IDisposable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
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
System.Random r
Lucene.Net.Store.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
System.Random r
Lucene.Net.Store.Directory dir
Lucene.Net.Analysis.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
System.Random r
Lucene.Net.Store.Directory dir
Lucene.Net.Index.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
System.Random r
Lucene.Net.Store.Directory dir
Lucene.Net.Util.LuceneVersion v
Lucene.Net.Analysis.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
Lucene.Net.Index.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
System.Collections.Generic.IEnumerable<Lucene.Net.Index.IIndexableField> doc
See Also
Lucene.Net.Index.IndexWriter.AddDocument(System.Collections.Generic.IEnumerable<Lucene.Net.Index.IIndexableField>)
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AddDocument(IEnumerable<IIndexableField>, Analyzer)

Declaration
public virtual void AddDocument(IEnumerable<IIndexableField> doc, Analyzer a)
Parameters
Type Name Description
System.Collections.Generic.IEnumerable<Lucene.Net.Index.IIndexableField> doc
Lucene.Net.Analysis.Analyzer a
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AddDocuments(IEnumerable<IEnumerable<IIndexableField>>)

Declaration
public virtual void AddDocuments(IEnumerable<IEnumerable<IIndexableField>> docs)
Parameters
Type Name Description
System.Collections.Generic.IEnumerable<System.Collections.Generic.IEnumerable<Lucene.Net.Index.IIndexableField>> docs
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AddIndexes(IndexReader[])

Declaration
public virtual void AddIndexes(params IndexReader[] readers)
Parameters
Type Name Description
Lucene.Net.Index.IndexReader[] readers
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AddIndexes(Directory[])

Declaration
public virtual void AddIndexes(params Directory[] dirs)
Parameters
Type Name Description
Lucene.Net.Store.Directory[] dirs
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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(Term)

Declaration
public virtual void DeleteDocuments(Term term)
Parameters
Type Name Description
Lucene.Net.Index.Term term
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DeleteDocuments(Query)

Declaration
public virtual void DeleteDocuments(Query q)
Parameters
Type Name Description
Lucene.Net.Search.Query q
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Dispose()

Dispose this writer.

Declaration
public void Dispose()
See Also
Lucene.Net.Index.IndexWriter.Dispose()
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Dispose(Boolean)

Dispose this writer.

Declaration
protected virtual void Dispose(bool disposing)
Parameters
Type Name Description
System.Boolean disposing
See Also
Lucene.Net.Index.IndexWriter.Dispose(System.Boolean)
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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
See Also
Lucene.Net.Index.IndexWriter.ForceMerge(System.Int32)
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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
Lucene.Net.Index.DirectoryReader
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GetReader(Boolean)

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

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

Declaration
public static IndexWriter MockIndexWriter(Directory dir, IndexWriterConfig conf, Random r)
Parameters
Type Name Description
Lucene.Net.Store.Directory dir
Lucene.Net.Index.IndexWriterConfig conf
System.Random r
Returns
Type Description
Lucene.Net.Index.IndexWriter
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UpdateBinaryDocValue(Term, String, BytesRef)

Declaration
public virtual void UpdateBinaryDocValue(Term term, string field, BytesRef value)
Parameters
Type Name Description
Lucene.Net.Index.Term term
System.String field
Lucene.Net.Util.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
Lucene.Net.Index.Term t
System.Collections.Generic.IEnumerable<Lucene.Net.Index.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
Lucene.Net.Index.Term delTerm
System.Collections.Generic.IEnumerable<System.Collections.Generic.IEnumerable<Lucene.Net.Index.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
Lucene.Net.Index.Term term
System.String field
System.Nullable<System.Int64> value

Implements

System.IDisposable