org.qi4j.index.rdf.query
Class RdfQueryService.RdfEntityFinderMixin

java.lang.Object
  org.qi4j.index.rdf.query.RdfQueryService.RdfEntityFinderMixin

All Implemented Interfaces:

EntityFinder

Enclosing interface:

RdfQueryService

public static class RdfQueryService.RdfEntityFinderMixin
extends java.lang.Object
implements EntityFinder

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Constructor Summary

RdfQueryService.RdfEntityFinderMixin()

Method Summary

long	countEntities(java.lang.Class<?> resultType, Specification<Composite> whereClause, java.util.Map<java.lang.String,java.lang.Object> variables) Count entities matching the query criterion.
java.lang.Iterable<EntityReference>	findEntities(java.lang.Class<?> resultType, Specification<Composite> whereClause, OrderBy[] orderBySegments, java.lang.Integer firstResult, java.lang.Integer maxResults, java.util.Map<java.lang.String,java.lang.Object> variables) Find entities matching the query criterion.
EntityReference	findEntity(java.lang.Class<?> resultType, Specification<Composite> whereClause, java.util.Map<java.lang.String,java.lang.Object> variables) Find a single entity matching the query criterion.

Methods inherited from class java.lang.Object

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

Constructor Detail

RdfQueryService.RdfEntityFinderMixin

public RdfQueryService.RdfEntityFinderMixin()

Method Detail

findEntities

public java.lang.Iterable<EntityReference> findEntities(java.lang.Class<?> resultType,
                                                        Specification<Composite> whereClause,
                                                        OrderBy[] orderBySegments,
                                                        java.lang.Integer firstResult,
                                                        java.lang.Integer maxResults,
                                                        java.util.Map<java.lang.String,java.lang.Object> variables)
                                                 throws EntityFinderException

Description copied from interface: EntityFinder

Find entities matching the query criterion.

Specified by:

findEntities in interface EntityFinder

Parameters:

resultType - Type that the entities must have.

whereClause - Where clause specification.

orderBySegments - Ordering

firstResult - Index of the first returned entity.

maxResults - Maximum returned entities.

variables - Query variables

Returns:

Single entity matching the query criterion.

Throws:

EntityFinderException

findEntity

public EntityReference findEntity(java.lang.Class<?> resultType,
                                  Specification<Composite> whereClause,
                                  java.util.Map<java.lang.String,java.lang.Object> variables)
                           throws EntityFinderException

Description copied from interface: EntityFinder

Find a single entity matching the query criterion.

Specified by:

findEntity in interface EntityFinder

Parameters:

resultType - Type that the entity must have.

whereClause - Where clause specification.

variables - Query variables

Returns:

Single entity matching the query criterion.

Throws:

EntityFinderException

countEntities

public long countEntities(java.lang.Class<?> resultType,
                          Specification<Composite> whereClause,
                          java.util.Map<java.lang.String,java.lang.Object> variables)
                   throws EntityFinderException

Description copied from interface: EntityFinder

Count entities matching the query criterion.

Specified by:

countEntities in interface EntityFinder

Parameters:

resultType - Type that the entities must have.

whereClause - Where clause specification.

variables - Query variables

Returns:

Count entities matching the query criterion.

Throws:

EntityFinderException