ConfigurationEngineDefaults.Expression expression = configSnapshot.getEngineDefaults().getExpression();
EngineImportServiceImpl engineImportService = new EngineImportServiceImpl(expression.isExtendedAggregation(),
expression.isUdfCache(), expression.isDuckTyping(),
configSnapshot.getEngineDefaults().getLanguage().isSortUsingCollator(),
configSnapshot.getEngineDefaults().getExpression().getMathContext());
engineImportService.addMethodRefs(configSnapshot.getMethodInvocationReferences());
// Add auto-imports
try
{
for (String importName : configSnapshot.getImports())