Package org.springframework.data.jpa.repository.support

Class Querydsl

java.lang.Object
org.springframework.data.jpa.repository.support.Querydsl
public class Querydsl extends Object
Helper instance to ease access to Querydsl JPA query API.
Author:
Oliver Gierke, Thomas Darimont, Mark Paluch, Christoph Strobl, Marcus Voltolim

  • Constructor Summary

    Constructors
    Constructor
    Description
    Querydsl(jakarta.persistence.EntityManager em, com.querydsl.core.types.dsl.PathBuilder<?> builder)
    Creates a new Querydsl for the given EntityManager and PathBuilder.

  • Method Summary

    Modifier and Type
    Method
    Description
    <T> com.querydsl.jpa.JPQLQuery<T>
    applyPagination(Pageable pageable, com.querydsl.jpa.JPQLQuery<T> query)
    Applies the given Pageable to the given JPQLQuery.
    <T> com.querydsl.jpa.JPQLQuery<T>
    applySorting(Sort sort, com.querydsl.jpa.JPQLQuery<T> query)
    Applies sorting to the given JPQLQuery.
    <T> com.querydsl.jpa.impl.AbstractJPAQuery<T,com.querydsl.jpa.impl.JPAQuery<T>>
    createQuery()
    Creates the JPQLQuery instance based on the configured EntityManager.
    com.querydsl.jpa.impl.AbstractJPAQuery<Object,com.querydsl.jpa.impl.JPAQuery<Object>>
    createQuery(com.querydsl.core.types.EntityPath<?>... paths)
    Creates the JPQLQuery instance based on the configured EntityManager.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • Querydsl

      public Querydsl(jakarta.persistence.EntityManager em, com.querydsl.core.types.dsl.PathBuilder<?> builder)
      Creates a new Querydsl for the given EntityManager and PathBuilder.
      Parameters:
      em - must not be null.
      builder - must not be null.

  • Method Details

    • createQuery

      public <T> com.querydsl.jpa.impl.AbstractJPAQuery<T,com.querydsl.jpa.impl.JPAQuery<T>> createQuery()
      Creates the JPQLQuery instance based on the configured EntityManager.
      Returns:

    • createQuery

      public com.querydsl.jpa.impl.AbstractJPAQuery<Object,com.querydsl.jpa.impl.JPAQuery<Object>> createQuery(com.querydsl.core.types.EntityPath<?>... paths)
      Creates the JPQLQuery instance based on the configured EntityManager.
      Parameters:
      paths - must not be null.
      Returns:

    • applyPagination

      public <T> com.querydsl.jpa.JPQLQuery<T> applyPagination(Pageable pageable, com.querydsl.jpa.JPQLQuery<T> query)
      Applies the given Pageable to the given JPQLQuery.
      Parameters:
      pageable - must not be null.
      query - must not be null.
      Returns:
      the Querydsl JPQLQuery.

    • applySorting

      public <T> com.querydsl.jpa.JPQLQuery<T> applySorting(Sort sort, com.querydsl.jpa.JPQLQuery<T> query)
      Applies sorting to the given JPQLQuery.
      Parameters:
      sort - must not be null.
      query - must not be null.
      Returns:
      the Querydsl JPQLQuery