Package org.jdbi.v3.core.mapper

Class InferredRowMapperFactory

java.lang.Object

org.jdbi.v3.core.mapper.InferredRowMapperFactory

All Implemented Interfaces:

RowMapperFactory

class InferredRowMapperFactory
extends Object
implements RowMapperFactory

A generic RowMapperFactory that reflectively inspects a RowMapper<T> and maps only to columns of type T. 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 RowMapper<?>	mapper
private final Type	maps

Constructor Summary

Constructors

Constructor	Description
InferredRowMapperFactory(RowMapper<?> mapper)

Method Summary

Modifier and Type	Method	Description
Optional<RowMapper<?>>	build(Type type, ConfigRegistry config)	Supplies a row mapper which will map result set rows to type if the factory supports it; empty otherwise.
(package private) static Optional<Type>	detectType(RowMapper<?> mapper)

Methods inherited from class java.lang.Object

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

Field Details

maps

private final Type maps

mapper

private final RowMapper<?> mapper

Constructor Details

InferredRowMapperFactory

InferredRowMapperFactory(RowMapper<?> mapper)

Method Details

detectType

static Optional<Type> detectType(RowMapper<?> mapper)

build

public Optional<RowMapper<?>> build(Type type,
 ConfigRegistry config)

Description copied from interface: RowMapperFactory

Supplies a row mapper which will map result set rows to type if the factory supports it; empty otherwise.

Specified by:

build in interface RowMapperFactory

Parameters:

type - the target type to map to

config - the config registry, for composition

Returns:

a row mapper for the given type if this factory supports it; Optional.empty() otherwise.

See Also:

• for composition