Package org.jdbi.v3.core.mapper

Class InferredColumnMapperFactory

java.lang.Object

org.jdbi.v3.core.mapper.InferredColumnMapperFactory

All Implemented Interfaces:

QualifiedColumnMapperFactory

class InferredColumnMapperFactory
extends Object
implements QualifiedColumnMapperFactory

A generic QualifiedColumnMapperFactory that reflectively inspects a ColumnMapper<T> and maps only to columns of type T, with type qualifiers equal to the qualifiers present on the mapper class. The type parameter T must be accessible via reflection or an UnsupportedOperationException will be thrown.

Field Summary

Fields

Modifier and Type	Field	Description
private final ColumnMapper<?>	mapper
private final QualifiedType<?>	maps

Constructor Summary

Constructors

Constructor	Description
InferredColumnMapperFactory(ColumnMapper<?> mapper)

Method Summary

Modifier and Type	Method	Description
Optional<ColumnMapper<?>>	build(QualifiedType<?> type, ConfigRegistry config)	Supplies a column mapper which will map columns to type if the factory supports it; empty otherwise.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

maps

private final QualifiedType<?> maps

mapper

private final ColumnMapper<?> mapper

Constructor Details

InferredColumnMapperFactory

InferredColumnMapperFactory(ColumnMapper<?> mapper)

Method Details

build

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

Description copied from interface: QualifiedColumnMapperFactory

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

Specified by:

build in interface QualifiedColumnMapperFactory

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