JPA Method
in javax.persistence.Parameter

Class<T> getParameterType()


Return the Java type of the parameter. Values bound to the parameter must be assignable to this type. This method is required to be supported for criteria queries only. Applications that use this method for Java Persistence query language queries and native queries will not be portable.
Return:
the Java type of the parameter
Throws:
IllegalStateException - if invoked on a parameter obtained from a Java persistence query language query or native query when the implementation does not support this use
Since:
JPA 2.0