Package org.terrier.realtime.memory.fields

Class MemoryFieldsIndex

java.lang.Object

org.terrier.structures.Index

org.terrier.realtime.memory.MemoryIndex

org.terrier.realtime.memory.fields.MemoryFields

org.terrier.realtime.memory.fields.MemoryFieldsIndex

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, UpdatableIndex, WritableIndex

public class MemoryFieldsIndex
extends MemoryFields

An in-memory incremental fields index (non-compressed).

Since:

4.0

Author:

Stuart Mackie

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MemoryFieldsIndex.Loader

Nested classes/interfaces inherited from class org.terrier.structures.Index

Index.DirectIndexRef

Field Summary

Fields inherited from class org.terrier.realtime.memory.fields.MemoryFields

docFields, fdpl, pipeline

Fields inherited from class org.terrier.realtime.memory.MemoryIndex

blocks, compressionDirectConfig, compressionInvertedConfig, direct, docPostings, document, fieldIDs, fields, fieldtags, indexingLock, inverted, lexicon, logger, metadata, pipeline_first, PIPELINE_NAMESPACE, stats

Constructor Summary

Constructors

Constructor	Description
MemoryFieldsIndex()	Constructor.

Method Summary

Modifier and Type	Method	Description
void	indexDocument(java.util.Map<java.lang.String,java.lang.String> docProperties, DocumentPostingList docContents)	Index a new document.
void	indexDocument(Document doc)	Index a new document.
protected DiskIndexWriter	makeDiskIndexWriter(java.lang.String path, java.lang.String prefix)
Index	merge(java.lang.String diskpath, java.lang.String diskprefix, java.lang.String newpath, java.lang.String newprefix)	Not implemented.

Methods inherited from class org.terrier.realtime.memory.fields.MemoryFields

getDocumentIndex, getEndOfPipeline

Methods inherited from class org.terrier.realtime.memory.MemoryIndex

addToDocument, addToDocument, close, flush, getCollectionStatistics, getDirectIndex, getIndexRef, getIndexStructure, getIndexStructureInputStream, getInvertedIndex, getLexicon, getMetaIndex, hasIndexStructure, indexUnDocument, indexUnDocument, load_pipeline, removeDocument, toString, write

Methods inherited from class org.terrier.structures.Index

createIndex, createIndex, getEnd, getStart, hasIndexStructureInputStream, makeDirectIndexRef, setIndexLoadingProfileAsRetrieval

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryFieldsIndex

public MemoryFieldsIndex()

Constructor.

Method Detail

indexDocument

public void indexDocument(java.util.Map<java.lang.String,java.lang.String> docProperties,
                          DocumentPostingList docContents)
                   throws java.lang.Exception

Index a new document.

Specified by:

indexDocument in interface UpdatableIndex

Overrides:

indexDocument in class MemoryIndex

Throws:

java.lang.Exception

indexDocument

public void indexDocument(Document doc)
                   throws java.lang.Exception

Index a new document.

Specified by:

indexDocument in interface UpdatableIndex

Overrides:

indexDocument in class MemoryIndex

Throws:

java.lang.Exception

makeDiskIndexWriter

protected DiskIndexWriter makeDiskIndexWriter(java.lang.String path,
                                              java.lang.String prefix)

Overrides:

makeDiskIndexWriter in class MemoryIndex

merge

public Index merge(java.lang.String diskpath,
                   java.lang.String diskprefix,
                   java.lang.String newpath,
                   java.lang.String newprefix)
            throws java.io.IOException

Not implemented.

Throws:

java.io.IOException