getParameter(position) - JPA Query's method

Parameter<?> getParameter(
  int position

Get the parameter object corresponding to the declared positional parameter with the given position. This method is not required to be supported for native queries.
position - position
parameter object
IllegalArgumentException - if the parameter with the specified position does not exist
IllegalStateException - if invoked on a native query when the implementation does not support this use
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.