org.springframework.data.neo4j.repository.query
Class DerivedCypherRepositoryQuery

java.lang.Object
  org.springframework.data.neo4j.repository.query.DerivedCypherRepositoryQuery

All Implemented Interfaces:

ParameterResolver, org.springframework.data.repository.query.RepositoryQuery

public class DerivedCypherRepositoryQuery
extends Object

RepositoryQuery implementation that derives a Cypher query from the GraphQueryMethod's method name.

Author:

Oliver Gierke

Constructor Summary

DerivedCypherRepositoryQuery(Neo4jMappingContext mappingContext, GraphQueryMethod queryMethod, Neo4jTemplate template)
Creates a new DerivedCypherRepositoryQuery from the given MappingContext, GraphQueryMethod and Neo4jTemplate.

Method Summary

protected Object	createPage(Iterable<?> result, org.springframework.data.domain.Pageable pageable)
protected String	createQueryWithPagingAndSorting(org.springframework.data.repository.query.ParameterAccessor accessor) Returns the actual Cypher query applying Pageable or Sort instances.
protected Object	dispatchQuery(String queryString, Map<String,Object> params, org.springframework.data.repository.query.ParameterAccessor accessor)
Object	execute(Object[] parameters)
protected QueryEngine<Object>	getQueryEngine()
GraphQueryMethod	getQueryMethod()
protected Neo4jTemplate	getTemplate()
Object	resolveParameter(Object value, String parameterName, int index)
protected Map<String,Object>	resolveParams(org.springframework.data.repository.query.ParameterAccessor accessor)

Methods inherited from class java.lang.Object

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

Constructor Detail

DerivedCypherRepositoryQuery

public DerivedCypherRepositoryQuery(Neo4jMappingContext mappingContext,
                                    GraphQueryMethod queryMethod,
                                    Neo4jTemplate template)

Creates a new DerivedCypherRepositoryQuery from the given MappingContext, GraphQueryMethod and Neo4jTemplate.

Parameters:

mappingContext - must not be null.

queryMethod - must not be null.

template - must not be null.

Method Detail

resolveParameter

public Object resolveParameter(Object value,
                               String parameterName,
                               int index)

Specified by:

resolveParameter in interface ParameterResolver

createQueryWithPagingAndSorting

protected String createQueryWithPagingAndSorting(org.springframework.data.repository.query.ParameterAccessor accessor)

Returns the actual Cypher query applying Pageable or Sort instances.

Parameters:

accessor - parameters

Returns:

query string

getQueryEngine

protected QueryEngine<Object> getQueryEngine()

getTemplate

protected Neo4jTemplate getTemplate()

execute

public Object execute(Object[] parameters)

Specified by:

execute in interface org.springframework.data.repository.query.RepositoryQuery

resolveParams

protected Map<String,Object> resolveParams(org.springframework.data.repository.query.ParameterAccessor accessor)

dispatchQuery

protected Object dispatchQuery(String queryString,
                               Map<String,Object> params,
                               org.springframework.data.repository.query.ParameterAccessor accessor)

getQueryMethod

public GraphQueryMethod getQueryMethod()

Specified by:

getQueryMethod in interface org.springframework.data.repository.query.RepositoryQuery

createPage

protected Object createPage(Iterable<?> result,
                            org.springframework.data.domain.Pageable pageable)