Package org.apache.druid.java.util.common.guava

Class FunctionalIterable<T>

java.lang.Object

org.apache.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	Description
FunctionalIterable(Iterable<T> delegate)

Method Summary

Modifier and Type	Method	Description
static <T> FunctionalIterable<T>	create(Iterable<T> delegate)
FunctionalIterable<T>	drop(int numToDrop)
FunctionalIterable<T>	filter(com.google.common.base.Predicate<T> pred)
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 Details

FunctionalIterable

public FunctionalIterable(Iterable<T> delegate)

Method Details

create

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

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)

trinaryTransform

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