org.molgenis.data.semanticsearch.service.impl

Class SemanticSearchServiceImpl

java.lang.Object

org.molgenis.data.semanticsearch.service.impl.SemanticSearchServiceImpl

All Implemented Interfaces:

SemanticSearchService

public class SemanticSearchServiceImpl
extends Object
implements SemanticSearchService

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_NUM_TAGS

Constructor Summary

Constructors

Constructor and Description
SemanticSearchServiceImpl()

Method Summary

Modifier and Type	Method and Description
Hit<String>	bestMatchingSynonym(OntologyTerm ontologyTerm, Set<String> searchTerms) Computes the best matching synonym which is closest to a set of search terms. Will stem the OntologyTerm 's synonyms and the search terms, and then compute the maximum StringDistance between them.
Set<ExplainedQueryString>	convertAttributeEntityToExplainedAttribute(Entity attributeEntity, EntityMetaData sourceEntityMetaData, Map<String,String> collectExpanedQueryMap, List<QueryRule> finalQueryRules) A helper function to explain each of the matched attributes returned by the explain-API
Map<AttributeMetaData,Iterable<ExplainedQueryString>>	explainAttributes(EntityMetaData sourceEntityMetaData, EntityMetaData targetEntityMetaData, AttributeMetaData targetAttribute) Find all relevant source attributes with an explanation
Iterable<AttributeMetaData>	findAttributes(EntityMetaData sourceEntityMetaData, EntityMetaData targetEntityMetaData, AttributeMetaData targetAttribute) Find all relevant source attributes for the specified target attribute
Hit<OntologyTerm>	findTags(AttributeMetaData attribute, List<String> ontologyIds) Finds OntologyTerms for an attribute.
Map<AttributeMetaData,Hit<OntologyTerm>>	findTags(String entity, List<String> ontologyIds) Finds OntologyTerms that can be used to tag an attribute.

Methods inherited from class java.lang.Object

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

Field Detail

MAX_NUM_TAGS

public static final int MAX_NUM_TAGS

See Also:

Constant Field Values

Constructor Detail

SemanticSearchServiceImpl

public SemanticSearchServiceImpl()

Method Detail

findAttributes

public Iterable<AttributeMetaData> findAttributes(EntityMetaData sourceEntityMetaData,
                                                  EntityMetaData targetEntityMetaData,
                                                  AttributeMetaData targetAttribute)

Description copied from interface: SemanticSearchService

Find all relevant source attributes for the specified target attribute

Specified by:

findAttributes in interface SemanticSearchService

Returns:

AttributeMetaData of resembling attributes, sorted by relevance

explainAttributes

public Map<AttributeMetaData,Iterable<ExplainedQueryString>> explainAttributes(EntityMetaData sourceEntityMetaData,
                                                                               EntityMetaData targetEntityMetaData,
                                                                               AttributeMetaData targetAttribute)

Description copied from interface: SemanticSearchService

Find all relevant source attributes with an explanation

Specified by:

explainAttributes in interface SemanticSearchService

Returns:

AttributeMetaData of resembling attributes, sorted by relevance

convertAttributeEntityToExplainedAttribute

public Set<ExplainedQueryString> convertAttributeEntityToExplainedAttribute(Entity attributeEntity,
                                                                            EntityMetaData sourceEntityMetaData,
                                                                            Map<String,String> collectExpanedQueryMap,
                                                                            List<QueryRule> finalQueryRules)

A helper function to explain each of the matched attributes returned by the explain-API

Parameters:

attributeEntity -

sourceEntityMetaData -

collectExpanedQueryMap -

finalQueryRules -

Returns:

findTags

public Map<AttributeMetaData,Hit<OntologyTerm>> findTags(String entity,
                                                         List<String> ontologyIds)

Description copied from interface: SemanticSearchService

Finds OntologyTerms that can be used to tag an attribute. >>>>>>> 3b45cb9... added a method in MappingServiceController that allows us to get the explanations per suggested attributes in json format

Specified by:

findTags in interface SemanticSearchService

Parameters:

entity - name of the entity

Returns:

Map of Hits for OntologyTerm results

findTags

public Hit<OntologyTerm> findTags(AttributeMetaData attribute,
                                  List<String> ontologyIds)

Description copied from interface: SemanticSearchService

Finds OntologyTerms for an attribute.

Specified by:

findTags in interface SemanticSearchService

Parameters:

attribute - AttributeMetaData to tag

ontologyIds - IDs of ontologies to take the OntologyTerms from.

Returns:

List of Hits for OntologyTerms found, most relevant first

bestMatchingSynonym

public Hit<String> bestMatchingSynonym(OntologyTerm ontologyTerm,
                                       Set<String> searchTerms)

Computes the best matching synonym which is closest to a set of search terms.
Will stem the OntologyTerm 's synonyms and the search terms, and then compute the maximum StringDistance between them. 0 means disjunct, 1 means identical

Parameters:

ontologyTerm - the OntologyTerm

searchTerms - the search terms

Returns:

the maximum StringDistance between the ontologyterm and the search terms