PropagationContextFactory pctxFactory = ruleBase.getConfiguration().getComponentFactory().getPropagationContextFactory();
final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.INSERTION, null, null, null);
final MockObjectSource source = new MockObjectSource( buildContext.getNextId() );
final ClassFieldReader extractor = store.getReader(Cheese.class,
"type",
getClass().getClassLoader());
final FieldValue field = FieldFactory.getInstance().getFieldValue( "cheddar" );