Package org.springframework.data.jpa.repository.query

Class QueryUtilsAdapter

java.lang.Object

org.springframework.data.jpa.repository.query.QueryUtilsAdapter

public final class QueryUtilsAdapter
extends Object

Adapter to access some protected methods in the 'Spring' QueryUtils and avoid replication of the code itself.

Author:

Thiago A. de Souza Weber

Method Summary

Modifier and Type	Method	Description
static <T> javax.persistence.criteria.Expression<T>	toExpressionRecursively(javax.persistence.criteria.From<?,?> from, org.springframework.data.mapping.PropertyPath property, boolean isForSelection)	Validate and register, recursively, if need it, the joins and fields restrictions to be applies to the TypedQuery.

Methods inherited from class java.lang.Object

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

Method Detail

toExpressionRecursively

public static <T> javax.persistence.criteria.Expression<T> toExpressionRecursively(javax.persistence.criteria.From<?,?> from,
                                                                                   org.springframework.data.mapping.PropertyPath property,
                                                                                   boolean isForSelection)

Validate and register, recursively, if need it, the joins and fields restrictions to be applies to the TypedQuery.

Parameters:

from - the From that the PropertyPath expression is based on

property - the PropertyPath to be add to the expression

isForSelection - true if the PropertyPath is a Selection expression, otherwise, false

Returns:

an Expression equivalent to Selection expression

See Also:

QueryUtils.toExpressionRecursively(From, PropertyPath, boolean)