Package org.jdbi.v3.vavr

Class VavrCollectorFactory

java.lang.Object

org.jdbi.v3.vavr.VavrCollectorFactory

All Implemented Interfaces:

CollectorFactory

class VavrCollectorFactory
extends Object
implements CollectorFactory

Field Summary

Fields

Modifier and Type	Field	Description
private final io.vavr.collection.Map<Class<?>,Collector<?,?,?>>	collectors
private final io.vavr.collection.Map<Class<?>,Class<?>>	defaultImplementations

Constructor Summary

Constructors

Constructor	Description
VavrCollectorFactory()

Method Summary

Modifier and Type	Method	Description
boolean	accepts(Type containerType)	Accept a Type as a collector.
Collector<?,?,?>	build(Type containerType)	Creates a collector for a given container type.
Optional<Type>	elementType(Type containerType)	Returns the element type for a given container type.
private Class<?>	getCollectionType(Type containerType)
private boolean	hasDefaultImplementationWithCollector(Class<?> erasedType)
private io.vavr.control.Option<Collector<?,?,?>>	resolveDefaultCollector(Class<?> erasedType)
private static Type	resolveMaplikeEntryType(Type maplikeType, Class<?> maplikeClass)

Methods inherited from class java.lang.Object

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

Field Details

defaultImplementations

private final io.vavr.collection.Map<Class<?>,Class<?>> defaultImplementations

collectors

private final io.vavr.collection.Map<Class<?>,Collector<?,?,?>> collectors

Constructor Details

VavrCollectorFactory

VavrCollectorFactory()

Method Details

accepts

public boolean accepts(Type containerType)

Description copied from interface: CollectorFactory

Accept a Type as a collector.

Specified by:

accepts in interface CollectorFactory

Parameters:

containerType - the container type.

Returns:

whether this factory can produce a collector for the given container type.

getCollectionType

private Class<?> getCollectionType(Type containerType)

hasDefaultImplementationWithCollector

private boolean hasDefaultImplementationWithCollector(Class<?> erasedType)

resolveDefaultCollector

private io.vavr.control.Option<Collector<?,?,?>> resolveDefaultCollector(Class<?> erasedType)

elementType

public Optional<Type> elementType(Type containerType)

Description copied from interface: CollectorFactory

Returns the element type for a given container type.

Specified by:

elementType in interface CollectorFactory

Parameters:

containerType - the container type.

Returns:

the container element type if it can be discovered through reflection; empty otherwise.

See Also:

• StatementContext.findElementTypeFor(Type)

build

public Collector<?,?,?> build(Type containerType)

Description copied from interface: CollectorFactory

Creates a collector for a given container type.

Specified by:

build in interface CollectorFactory

Parameters:

containerType - the container type.

Returns:

a Collector for the given container type.

See Also:

• StatementContext.findCollectorFor(Type)
• JdbiCollectors.findFor(Type)

resolveMaplikeEntryType

private static Type resolveMaplikeEntryType(Type maplikeType,
 Class<?> maplikeClass)