org.jdbi.v3.guava

Class GuavaCollectors

java.lang.Object

org.jdbi.v3.guava.GuavaCollectors

public class GuavaCollectors
extends Object

Provide Collector instances that create Guava collection types, especially immutable versions of the base Java collections.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GuavaCollectors.Factory

Constructor Summary

Constructors

Constructor and Description
GuavaCollectors()

Method Summary

Modifier and Type	Method and Description
static CollectorFactory	factory()
static <T> Collector<T,?,com.google.common.collect.ImmutableList<T>>	toImmutableList()
static <T> Collector<T,?,com.google.common.collect.ImmutableSet<T>>	toImmutableSet()
static <T extends Comparable<T>> Collector<T,?,com.google.common.collect.ImmutableSortedSet<T>>	toImmutableSortedSet()
static <T> Collector<T,?,com.google.common.collect.ImmutableSortedSet<T>>	toImmutableSortedSet(Comparator<T> comparator)
static <T> Collector<T,?,com.google.common.base.Optional<T>>	toOptional()

Methods inherited from class java.lang.Object

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

Constructor Detail

GuavaCollectors

public GuavaCollectors()

Method Detail

toImmutableList

public static <T> Collector<T,?,com.google.common.collect.ImmutableList<T>> toImmutableList()

Type Parameters:

T - the element type collected.

Returns:

a collector into ImmutableList<T>

toImmutableSet

public static <T> Collector<T,?,com.google.common.collect.ImmutableSet<T>> toImmutableSet()

Type Parameters:

T - the element type collected.

Returns:

a collector into ImmutableSet<T>

toImmutableSortedSet

public static <T extends Comparable<T>> Collector<T,?,com.google.common.collect.ImmutableSortedSet<T>> toImmutableSortedSet()

Type Parameters:

T - the element type collected.

Returns:

a collector into ImmutableSortedSet<T>

toImmutableSortedSet

public static <T> Collector<T,?,com.google.common.collect.ImmutableSortedSet<T>> toImmutableSortedSet(Comparator<T> comparator)

Type Parameters:

T - the element type collected.

Parameters:

comparator - the comparator for sorting set elements.

Returns:

a collector into ImmutableSortedSet<T> using the given comparator for sorting

toOptional

public static <T> Collector<T,?,com.google.common.base.Optional<T>> toOptional()

Type Parameters:

T - the element type collected.

Returns:

a collector into Guava's Optional<T>

factory

public static CollectorFactory factory()

Returns:

a CollectorFactory which knows how to create all supported Guava types