org.springframework.data.jpa.repository.query

Class ParameterBinder

java.lang.Object

org.springframework.data.jpa.repository.query.ParameterBinder

Direct Known Subclasses:

StringQueryParameterBinder

public class ParameterBinder
extends Object

ParameterBinder is used to bind method parameters to a Query. This is usually done whenever an AbstractJpaQuery is executed.

Author:

Oliver Gierke, Thomas Darimont, Mark Paluch

Constructor Summary

Constructors

Constructor and Description
ParameterBinder(JpaParameters parameters, Object[] values) Creates a new ParameterBinder.

Method Summary

Modifier and Type	Method and Description
protected void	bind(javax.persistence.Query query, org.springframework.data.jpa.repository.query.JpaParameters.JpaParameter parameter, Object value, int position) Perform the actual query parameter binding.
<T extends javax.persistence.Query> T	bind(T query) Binds the parameters to the given Query.
javax.persistence.Query	bindAndPrepare(javax.persistence.Query query) Binds the parameters to the given query and applies special parameter types (e.g. pagination).
protected boolean	canBindParameter(org.springframework.data.jpa.repository.query.JpaParameters.JpaParameter parameter) Returns true if the given parameter can be bound.
Pageable	getPageable() Returns the Pageable of the parameters, if available.
Sort	getSort() Returns the sort instance to be used for query creation.
protected Object[]	getValues()

Methods inherited from class java.lang.Object

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

Constructor Detail

ParameterBinder

public ParameterBinder(JpaParameters parameters,
                       Object[] values)

Creates a new ParameterBinder.

Parameters:

parameters - must not be null.

values - must not be null.

Method Detail

getPageable

public Pageable getPageable()

Returns the Pageable of the parameters, if available. Returns null otherwise.

Returns:

getSort

public Sort getSort()

Returns the sort instance to be used for query creation. Will use a Sort parameter if available or the Sort contained in a Pageable if available. Returns null if no Sort can be found.

Returns:

bind

public <T extends javax.persistence.Query> T bind(T query)

Binds the parameters to the given Query.

Parameters:

query -

Returns:

canBindParameter

protected boolean canBindParameter(org.springframework.data.jpa.repository.query.JpaParameters.JpaParameter parameter)

Returns true if the given parameter can be bound.

Parameters:

parameter -

Returns:

bind

protected void bind(javax.persistence.Query query,
                    org.springframework.data.jpa.repository.query.JpaParameters.JpaParameter parameter,
                    Object value,
                    int position)

Perform the actual query parameter binding.

Parameters:

query -

parameter -

value -

position -

bindAndPrepare

public javax.persistence.Query bindAndPrepare(javax.persistence.Query query)

Binds the parameters to the given query and applies special parameter types (e.g. pagination).

Parameters:

query -

Returns:

getValues

protected Object[] getValues()