How to use

PropertyFieldSetter

in

co.cask.tigon.lang

@Override
public void visit(Object instance, TypeToken<?> inspectType, TypeToken<?> declareType, Field field) throws Exception {
 if (field.isAnnotationPresent(Property.class)) {
  String key = declareType.getRawType().getName() + '.' + field.getName();
  String value = properties.get(key);
  if (value == null) {
   return;
  }
  setValue(instance, field, value);
 }
}

new PropertyFieldSetter(flowletDef.getFlowletSpec().getProperties()),
new MetricsFieldSetter(flowletContext.getMetrics()),
new OutputEmitterFieldSetter(outputEmitterFactory(flowletContext, flowletName,