net.semanticmetadata.lire.indexers.tools

类 HashingIndexor

java.lang.Object

net.semanticmetadata.lire.indexers.tools.Indexor

net.semanticmetadata.lire.indexers.tools.HashingIndexor

public class HashingIndexor
extends Indexor

This class extends Indexor and does hashing (bit sampling) on a given feature. The hashes are stored in a Lucene field named "Hashes".

Created: 21.03.13 10:03

作者:

Mathias Lux, mathias@juggle.at

字段概要

字段

限定符和类型	字段和说明
protected java.lang.Class	featureClass

从类继承的字段 net.semanticmetadata.lire.indexers.tools.Indexor

count, indexPath, inputFiles, verbose

构造器概要

构造器

构造器和说明
HashingIndexor()

方法概要

限定符和类型	方法和说明
protected void	addToDocument(GlobalFeature feature, org.apache.lucene.document.Document document, java.lang.String featureFieldName) Overwrite this method if you want to filter the input, apply hashing, etc.
static void	main(java.lang.String[] args)
void	setFeatureClass(java.lang.Class featureClass)

从类继承的方法 net.semanticmetadata.lire.indexers.tools.Indexor

addInputFile, isConfigured, printHelp, run, setIndexPath

从类继承的方法 java.lang.Object

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

字段详细资料

featureClass

protected java.lang.Class featureClass

构造器详细资料

HashingIndexor

public HashingIndexor()

方法详细资料

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException,
                        java.lang.IllegalAccessException,
                        java.lang.InstantiationException

抛出:

java.io.IOException

java.lang.IllegalAccessException

java.lang.InstantiationException

setFeatureClass

public void setFeatureClass(java.lang.Class featureClass)

addToDocument

protected void addToDocument(GlobalFeature feature,
                             org.apache.lucene.document.Document document,
                             java.lang.String featureFieldName)

从类复制的说明: Indexor

Overwrite this method if you want to filter the input, apply hashing, etc.

覆盖:

addToDocument 在类中 Indexor

参数:

feature - the current feature.

document - the current document.

featureFieldName - the field hashFunctionsFileName of the feature.