it.unibz.inf.ontop.utils

Class ImmutableCollectors

java.lang.Object

it.unibz.inf.ontop.utils.ImmutableCollectors

public class ImmutableCollectors
extends Object

Inspired by http://codingjunkie.net/guava-and-java8-collectors/, as well as openJDK 8

Constructor Summary

Constructors

Constructor and Description
ImmutableCollectors()

Method Summary

Modifier and Type	Method and Description
static <T> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<Boolean,it.unibz.inf.ontop.com.google.common.collect.ImmutableList<T>>>	partitioningBy(Predicate<? super T> predicate)
static <T,A,D> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<Boolean,D>>	partitioningBy(Predicate<? super T> predicate, Collector<T,A,D> innerCollector)
static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>>	toBiMap()
static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>>	toBiMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper)
static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>>	toBiMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction)
static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableListCollector<E>	toList()
static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>>	toMap()
static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>>	toMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper)
static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>>	toMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction)
static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<K,U>>	toMultimap()
static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<K,U>>	toMultimap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper)
static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableMultisetCollector<E>	toMultiset()
static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableSetCollector<E>	toSet()
static <T extends it.unibz.inf.ontop.com.google.common.collect.Table.Cell<R,C,U>,R,C,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableTable<R,C,U>>	toTable()

Methods inherited from class java.lang.Object

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

Constructor Detail

ImmutableCollectors

public ImmutableCollectors()

Method Detail

toList

public static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableListCollector<E> toList()

toSet

public static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableSetCollector<E> toSet()

toMultiset

public static <E> it.unibz.inf.ontop.utils.ImmutableCollectors.ImmutableMultisetCollector<E> toMultiset()

toMap

public static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>> toMap(Function<? super T,? extends K> keyMapper,
                                                                                                          Function<? super T,? extends U> valueMapper)

toMap

public static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>> toMap(Function<? super T,? extends K> keyMapper,
                                                                                                          Function<? super T,? extends U> valueMapper,
                                                                                                          BinaryOperator<U> mergeFunction)

toMap

public static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<K,U>> toMap()

toBiMap

public static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>> toBiMap(Function<? super T,? extends K> keyMapper,
                                                                                                              Function<? super T,? extends U> valueMapper)

toBiMap

public static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>> toBiMap(Function<? super T,? extends K> keyMapper,
                                                                                                              Function<? super T,? extends U> valueMapper,
                                                                                                              BinaryOperator<U> mergeFunction)

toBiMap

public static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableBiMap<K,U>> toBiMap()

toTable

public static <T extends it.unibz.inf.ontop.com.google.common.collect.Table.Cell<R,C,U>,R,C,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableTable<R,C,U>> toTable()

toMultimap

public static <T,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<K,U>> toMultimap(Function<? super T,? extends K> keyMapper,
                                                                                                                    Function<? super T,? extends U> valueMapper)

toMultimap

public static <T extends Map.Entry<K,U>,K,U> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMultimap<K,U>> toMultimap()

partitioningBy

public static <T> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<Boolean,it.unibz.inf.ontop.com.google.common.collect.ImmutableList<T>>> partitioningBy(Predicate<? super T> predicate)

partitioningBy

public static <T,A,D> Collector<T,?,it.unibz.inf.ontop.com.google.common.collect.ImmutableMap<Boolean,D>> partitioningBy(Predicate<? super T> predicate,
                                                                                                                         Collector<T,A,D> innerCollector)