com.holonplatform.datastore.jpa.jpql.context

Interface JPQLContextParametersHandler

All Superinterfaces:

Serializable

public interface JPQLContextParametersHandler
extends Serializable

Handler to generate, hold and obtain the JPQL named parameters of a context hierarchy.

Since:

5.1.0

Method Summary

Modifier and Type	Method and Description
<T> String	addNamedParameter(JPQLParameter<T> parameter) Add named parameter using given JPQLParameter definition.
static JPQLContextParametersHandler	create() Create a new JPQLContextParametersHandler.
Map<String,JPQLParameter<?>>	getNamedParameters() Get the named parameters.

Method Detail

addNamedParameter

<T> String addNamedParameter(JPQLParameter<T> parameter)

Add named parameter using given JPQLParameter definition.

Type Parameters:

T - Parameter expression type

Parameters:

parameter - Parameter definition (not null)

Returns:

Generated parameter name

getNamedParameters

Map<String,JPQLParameter<?>> getNamedParameters()

Get the named parameters.

Returns:

A map of parameter names and the associated JPQLParameter definition, empty if none

create

static JPQLContextParametersHandler create()

Create a new JPQLContextParametersHandler.

Returns:

A new JPQLContextParametersHandler