Initializes this parameter object using the parameters
specified in {@code paramSpec}.
@param paramSpec the parameter specification.
@exception InvalidParameterSpecException if the given parameter
specification is inappropriate for the initialization of this parameter
object, or if this parameter object has already been initialized.
Initializes this parameter object using the parameters specified in {@code paramSpec}.
@param paramSpec the parameter specification.
@exception InvalidParameterSpecException if the given parameter specification is inappropriate for the initialization of this parameter object, or if this parameter object has already been initialized.