87 words

construct(resultClass, selections) - JPA CriteriaBuilder's method

Method
javax.persistence.criteria.CriteriaBuilder
CompoundSelection<X> construct(
  Class<T> resultClass,
  Selection[]<X> selections
)

Create a selection item corresponding to a constructor. This method is used to specify a constructor that will be applied to the results of the query execution. If the constructor is for an entity class, the resulting entities will be in the new state after the query is executed.
Parameters:
resultClass - class whose instance is to be constructed
selections - arguments to the constructor
Returns:
compound selection item
Throws:
IllegalArgumentException - if an argument is a tuple- or array-valued selection item
Since:
JPA 2.0

This documentation page is derived (with some adjustments) from the open source JPA 2 RI (EclipseLink)
and is available under the terms of the Eclipse Public License, v. 1.0 and Eclipse Distribution License, v. 1.0.
Object Relational Mapping (ORM) JPA 2 providers include Hibernate, EclipseLink, TopLink, OpenJPA and DataNucleus.
Object DB is not an ORM JPA implementation but an Object Database for Java with built in JPA 2 support.