com.asakusafw.directio.hive.serde

Interface PropertyExtractor

All Known Implementing Classes:

PropertyDescriptor

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface PropertyExtractor

Extracts a property in data models.

Since:

0.7.0

Method Summary

Modifier and Type	Method and Description
ValueOption<?>	extract(Object dataModel) Returns the target property in the data model.

Method Detail

extract

ValueOption<?> extract(Object dataModel)

Returns the target property in the data model.

Parameters:

dataModel - the target data model

Returns:

the target property, never returns null