Package org.jdbi.v3.core.collector

Class SimpleCollectorFactory

java.lang.Object

org.jdbi.v3.core.collector.SimpleCollectorFactory

All Implemented Interfaces:

CollectorFactory

class SimpleCollectorFactory
extends java.lang.Object
implements CollectorFactory

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.stream.Collector<?,?,?>	collector
private java.lang.reflect.Type	containerType

Constructor Summary

Constructors

Constructor	Description
SimpleCollectorFactory(java.lang.reflect.Type containerType, java.util.stream.Collector<?,?,?> collector)

Method Summary

Modifier and Type	Method	Description
boolean	accepts(java.lang.reflect.Type containerType)	Accept a Type as a collector.
java.util.stream.Collector<?,?,?>	build(java.lang.reflect.Type containerType)	Creates a collector for a given container type.
java.util.Optional<java.lang.reflect.Type>	elementType(java.lang.reflect.Type containerType)	Returns the element type for a given container type.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

containerType

private final java.lang.reflect.Type containerType

collector

private final java.util.stream.Collector<?,?,?> collector

Constructor Detail

SimpleCollectorFactory

SimpleCollectorFactory(java.lang.reflect.Type containerType,
                       java.util.stream.Collector<?,?,?> collector)

Method Detail

accepts

public boolean accepts(java.lang.reflect.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.

elementType

public java.util.Optional<java.lang.reflect.Type> elementType(java.lang.reflect.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 java.util.stream.Collector<?,?,?> build(java.lang.reflect.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)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object