io.druid.java.util.common.guava

Class FunctionalIterable<T>

java.lang.Object

io.druid.java.util.common.guava.FunctionalIterable<T>

All Implemented Interfaces:

Iterable<T>

public class FunctionalIterable<T>
extends Object
implements Iterable<T>

Constructor Summary

Constructors

Constructor and Description
FunctionalIterable(Iterable<T> delegate)

Method Summary

Modifier and Type	Method and Description
<InType,RetType> FunctionalIterable<RetType>	binaryTransform(Iterable<InType> otherIterable, BinaryFn<T,InType,RetType> binaryFn)
FunctionalIterable<T>	concat(Iterable<Iterable<T>> toConcat)
FunctionalIterable<T>	concat(Iterable<T>... toConcat)
static <T> FunctionalIterable<T>	create(Iterable<T> delegate)
FunctionalIterable<T>	drop(int numToDrop)
FunctionalIterable<T>	filter(com.google.common.base.Predicate<T> pred)
static <T> FunctionalIterable<T>	fromConcatenation(Iterable<Iterable<T>> delegates)
static <T> FunctionalIterable<T>	fromConcatenation(Iterable<T>... delegates)
Iterator<T>	iterator()
<RetType> FunctionalIterable<RetType>	keep(com.google.common.base.Function<T,RetType> fn)
FunctionalIterable<T>	limit(int limit)
<RetType> FunctionalIterable<RetType>	transform(com.google.common.base.Function<T,RetType> fn)
<RetType> FunctionalIterable<RetType>	transformCat(com.google.common.base.Function<T,Iterable<RetType>> fn)
<InType1,InType2,RetType> FunctionalIterable<RetType>	trinaryTransform(Iterable<InType1> iterable1, Iterable<InType2> iterable2, TrinaryFn<T,InType1,InType2,RetType> trinaryFn)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

FunctionalIterable

public FunctionalIterable(Iterable<T> delegate)

Method Detail

create

public static <T> FunctionalIterable<T> create(Iterable<T> delegate)

fromConcatenation

public static <T> FunctionalIterable<T> fromConcatenation(Iterable<T>... delegates)

fromConcatenation

public static <T> FunctionalIterable<T> fromConcatenation(Iterable<Iterable<T>> delegates)

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T>

transform

public <RetType> FunctionalIterable<RetType> transform(com.google.common.base.Function<T,RetType> fn)

transformCat

public <RetType> FunctionalIterable<RetType> transformCat(com.google.common.base.Function<T,Iterable<RetType>> fn)

keep

public <RetType> FunctionalIterable<RetType> keep(com.google.common.base.Function<T,RetType> fn)

filter

public FunctionalIterable<T> filter(com.google.common.base.Predicate<T> pred)

drop

public FunctionalIterable<T> drop(int numToDrop)

limit

public FunctionalIterable<T> limit(int limit)

concat

public FunctionalIterable<T> concat(Iterable<T>... toConcat)

concat

public FunctionalIterable<T> concat(Iterable<Iterable<T>> toConcat)

binaryTransform

public <InType,RetType> FunctionalIterable<RetType> binaryTransform(Iterable<InType> otherIterable,
                                                                    BinaryFn<T,InType,RetType> binaryFn)

trinaryTransform

public <InType1,InType2,RetType> FunctionalIterable<RetType> trinaryTransform(Iterable<InType1> iterable1,
                                                                              Iterable<InType2> iterable2,
                                                                              TrinaryFn<T,InType1,InType2,RetType> trinaryFn)