JPA Method
in javax.persistence.Query

Parameter<T> getParameter(
  int position, 
  Class<T> type
)

Get the parameter object corresponding to the declared positional parameter with the given position and type. This method is not required to be supported by the provider.
Parameters:
position - position
type - type
Return:
parameter object
Throws:
IllegalArgumentException - if the parameter with the specified position does not exist or is not assignable to the type
IllegalStateException - if invoked on a native query or Java Persistence query language query when the implementation does not support this use
Since:
JPA 2.0