parameter(paramClass, name) - JPA CriteriaBuilder's method

ParameterExpression<T> parameter(
  Class<T> paramClass,
  String name

Create a parameter expression with the given name.
paramClass - parameter class
name - name that can be used to refer to the parameter
parameter expression
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.
ObjectDB is not an ORM JPA implementation but an Object Database for Java with built in JPA 2 support.