/** {@inheritDoc} */
public Parameter<?> getParameter(int position) {
if (isJpaPositionalParameter(position)) {
return getParameter(Integer.toString(position));
} else {
for (Parameter parameter : parameters) {
if (parameter.getPosition() != null && position == parameter.getPosition()) {
return parameter;
}
}
throw new IllegalArgumentException(
"Unable to locate parameter with position [" + position + "]");
}
}
protected <X> ParameterRegistration<X> findParameterRegistration(Parameter<X> parameter) {
if (ParameterRegistration.class.isInstance(parameter)) {
final ParameterRegistration<X> reg = (ParameterRegistration<X>) parameter;
// validate the parameter source
if (reg.getQuery() != this) {
throw new IllegalArgumentException("Passed Parameter was from different Query");
}
return reg;
} else {
if (parameter.getName() != null) {
return findParameterRegistration(parameter.getName());
} else if (parameter.getPosition() != null) {
return findParameterRegistration(parameter.getPosition());
}
}
throw new IllegalArgumentException(
"Unable to resolve incoming parameter [" + parameter + "] to registration");
}
public TypedQuery<X> setParameter(Parameter<Date> param, Date value, TemporalType temporalType) {
if (!parameters.contains(param)) {
throw new IllegalArgumentException("Specified parameter was not found in query");
}
if (param.getName() != null) {
// a named param, for not delegate out. Eventually delegate *into* this method...
setParameter(param.getName(), value, temporalType);
} else {
setParameter(param.getPosition(), value, temporalType);
}
return this;
}
