org.springframework.integration.util

Class FunctionIterator<T,V>

java.lang.Object

org.springframework.integration.util.FunctionIterator<T,V>

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.util.Iterator<V>, CloseableIterator<V>

public class FunctionIterator<T,V>
extends java.lang.Object
implements CloseableIterator<V>

An Iterator implementation to convert each item from the target iterator to a new object applying the function on next().

Since:

4.1

Author:

Artem Bilan, Ruslan Stelmachenko

Constructor Summary

Constructors

Constructor and Description
FunctionIterator(java.lang.Iterable<T> iterable, java.util.function.Function<? super T,? extends V> function)
FunctionIterator(java.util.Iterator<T> newIterator, java.util.function.Function<? super T,? extends V> function)

Method Summary

Modifier and Type	Method and Description
void	close()
boolean	hasNext()
V	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

FunctionIterator

public FunctionIterator(java.lang.Iterable<T> iterable,
                        java.util.function.Function<? super T,? extends V> function)

FunctionIterator

public FunctionIterator(java.util.Iterator<T> newIterator,
                        java.util.function.Function<? super T,? extends V> function)

Method Detail

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<V>

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<V>

next

public V next()

Specified by:

next in interface java.util.Iterator<V>

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException