com.aol.cyclops.sequence

Class HeadAndTail<T>

java.lang.Object

com.aol.cyclops.sequence.HeadAndTail<T>

Type Parameters:

T -

public class HeadAndTail<T>
extends java.lang.Object

A class that represents a lazily constructed Head and Tail from a Stream

Constructor Summary

Constructors

Constructor and Description
HeadAndTail(java.util.Iterator<T> it)
HeadAndTail(T head, SequenceM<T> tailStream) Deprecated.

Method Summary

Modifier and Type	Method and Description
T	head()
java.util.Optional<T>	headOptional()
SequenceM<T>	headStream()
boolean	isHeadPresent()
SequenceM<T>	tail()

Methods inherited from class java.lang.Object

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

Constructor Detail

HeadAndTail

public HeadAndTail(java.util.Iterator<T> it)

HeadAndTail

@Deprecated
public HeadAndTail(T head,
                               SequenceM<T> tailStream)

Deprecated.

Method Detail

isHeadPresent

public boolean isHeadPresent()

Returns:

true if the head is present

head

public T head()

headOptional

public java.util.Optional<T> headOptional()

Returns:

Optional.empty if the head is not present, otherwise an Optional containing the head

headStream

public SequenceM<T> headStream()

Returns:

A Stream containing the Head if present

tail

public SequenceM<T> tail()

Returns:

The tail