org.eaglei.search.provider.lucene
Class LuceneSearchProvider

java.lang.Object
  org.eaglei.search.provider.lucene.LuceneSearchIndexSchema
      org.eaglei.search.provider.lucene.LuceneSearchProvider

All Implemented Interfaces:

org.eaglei.search.provider.SearchProvider

public final class LuceneSearchProvider
extends LuceneSearchIndexSchema
implements org.eaglei.search.provider.SearchProvider

SearchProvider that queries a Lucene index populated according to the schema defined in LuceneSearchIndexSchema.

Author:

frost

Field Summary

Fields inherited from class org.eaglei.search.provider.lucene.LuceneSearchIndexSchema

HIGH_BOOST, HIGHEST_BOOST, INDEX_OBJECT_PROP_LABELS, INFERRED_TYPE, INSTITUTION_LABEL, INSTITUTION_URI, LOW_BOOST, MEDIUM_BOOST, OBJECT_URI_POSTFIX, PREF_TEXT, RELATED, RESOURCE_FLAG, STANDARD_BOOST, TEXT, URI

Constructor Summary

LuceneSearchProvider(org.eaglei.model.EIOntModel eagleiOntModel, org.apache.lucene.store.Directory dir, org.apache.lucene.analysis.Analyzer analyzer)
Creates a LuceneProvider that executes SearchRequests over the specified Directory using the specified Analyzer.

Method Summary

org.eaglei.search.provider.SearchCounts	count(org.eaglei.search.provider.SearchCountRequest request)
org.eaglei.search.provider.ClassCountResult	getResourceCount(org.eaglei.search.provider.SearchRequest request)
void	init()
org.eaglei.search.provider.SearchResultSet	query(org.eaglei.search.provider.SearchRequest request)
void	setModelUsageCache(ClassUsageCache modelUsageCache)

Methods inherited from class org.eaglei.search.provider.lucene.LuceneSearchIndexSchema

isLabProperty, isPropertyField

Methods inherited from class java.lang.Object

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

Constructor Detail

LuceneSearchProvider

public LuceneSearchProvider(org.eaglei.model.EIOntModel eagleiOntModel,
                            org.apache.lucene.store.Directory dir,
                            org.apache.lucene.analysis.Analyzer analyzer)
                     throws java.io.IOException

Creates a LuceneProvider that executes SearchRequests over the specified Directory using the specified Analyzer. The Directory must be populated using LuceneIndexer.

Parameters:

eagleiOntModel - Reference to the eagle-i ontology model.

dir - Directory holding the Lucene index.

analyzer - Analyzer to use for query execution.

Throws:

java.io.IOException

Method Detail

init

public void init()
          throws java.io.IOException

Specified by:

init in interface org.eaglei.search.provider.SearchProvider

Throws:

java.io.IOException

setModelUsageCache

public void setModelUsageCache(ClassUsageCache modelUsageCache)

query

public org.eaglei.search.provider.SearchResultSet query(org.eaglei.search.provider.SearchRequest request)
                                                 throws java.io.IOException

Specified by:

query in interface org.eaglei.search.provider.SearchProvider

Throws:

java.io.IOException

count

public org.eaglei.search.provider.SearchCounts count(org.eaglei.search.provider.SearchCountRequest request)
                                              throws java.io.IOException

Specified by:

count in interface org.eaglei.search.provider.SearchProvider

Throws:

java.io.IOException

getResourceCount

public org.eaglei.search.provider.ClassCountResult getResourceCount(org.eaglei.search.provider.SearchRequest request)

Specified by:

getResourceCount in interface org.eaglei.search.provider.SearchProvider