private Object getParameterInputValue(ParameterHint parameterHint) throws DataException {
assert parameterHint.isInputMode();
Class paramHintDataType = parameterHint.getDataType();
// since a Date may have extended types,
// use the type of Date that is most effective for data conversion
if (paramHintDataType == Date.class)
paramHintDataType = parameterHint.getEffectiveDataType(dataSource.getDriverName(), queryType);
Object inputValue = parameterHint.getDefaultInputValue();
if (inputValue != null) {
if (inputValue.getClass().isArray() && !(inputValue instanceof byte[])) {
// if multi-value type report parameter is linked with data set parameter
// only take the first provided value to pass it to data set, except for byte[] Object
if (Array.getLength(inputValue) == 0) {
inputValue = null;
} else {
inputValue = Array.get(inputValue, 0);
}
}
}
// neither IBlob nor IClob will be converted
if (paramHintDataType != IBlob.class && paramHintDataType != IClob.class)
inputValue = convertToValue(inputValue, paramHintDataType);
return inputValue;
}
/*
* Prepare a query specification with the property and input parameter values,
* for use by an ODA driver before IQuery#prepare.
*/
@SuppressWarnings("restriction")
private QuerySpecification populateQuerySpecification() throws DataException {
if (this.querySpecificaton == null) {
QuerySpecHelper querySpecHelper = new QuerySpecHelper(dataSource.getDriverName(), queryType);
this.querySpecificaton = querySpecHelper.getFactoryHelper().createQuerySpecification();
}
// add custom properties
addPropertiesToQuerySpec(querySpecificaton);
// add parameter defns
addParametersToQuerySpec(querySpecificaton);
return querySpecificaton;
}