Interface QualifiedColumnMapperFactory

All Known Implementing Classes:

CodecFactory, TypeResolvingCodecFactory

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 QualifiedColumnMapperFactory

Factory interface used to produce column mappers.

Method Summary

Modifier and Type	Method	Description
static QualifiedColumnMapperFactory	adapt(ColumnMapperFactory factory)	Adapts a ColumnMapperFactory into a QualifiedColumnMapperFactory.
Optional<ColumnMapper<?>>	build(QualifiedType<?> type, ConfigRegistry config)	Supplies a column mapper which will map columns to type if the factory supports it; empty otherwise.
static <T> QualifiedColumnMapperFactory	of(QualifiedType<T> type, ColumnMapper<T> mapper)	Create a QualifiedColumnMapperFactory from a given ColumnMapper that matches a single QualifiedType exactly.

Method Details

build

Optional<ColumnMapper<?>> build(QualifiedType<?> type,
 ConfigRegistry config)

Supplies a column mapper which will map columns to type if the factory supports it; empty otherwise.

Parameters:

type - the target qualified type to map to

config - the config registry, for composition

Returns:

a column mapper for the given type if this factory supports it, or Optional.empty() otherwise.

See Also:

• for composition
• QualifiedType

adapt

static QualifiedColumnMapperFactory adapt(ColumnMapperFactory factory)

Adapts a ColumnMapperFactory into a QualifiedColumnMapperFactory. The returned factory only matches qualified types with zero qualifiers.

Parameters:

factory - the factory to adapt

of

static <T> QualifiedColumnMapperFactory of(QualifiedType<T> type,
 ColumnMapper<T> mapper)

Create a QualifiedColumnMapperFactory from a given ColumnMapper that matches a single QualifiedType exactly.

Type Parameters:

T - the mapped type

Parameters:

type - the mapped type

mapper - the mapper

Returns:

A QualifiedColumnMapperFactory