in.ashwanthkumar.utils.lang.option

Class Option<T>

java.lang.Object

in.ashwanthkumar.utils.lang.option.Option<T>

Type Parameters:

T -

Direct Known Subclasses:

None, Some

public abstract class Option<T>
extends Object

Safely wrap around null values

Field Summary

Fields

Modifier and Type	Field and Description
protected T	data

Constructor Summary

Constructors

Constructor and Description
Option(T value)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
abstract T	get()
T	getOrElse(T defaultValue)
int	hashCode()
boolean	isDefined()
boolean	isEmpty()
static <T> Option<T>	option(T value)

Methods inherited from class java.lang.Object

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

Field Detail

data

protected T data

Constructor Detail

Option

public Option(T value)

Method Detail

getOrElse

public T getOrElse(T defaultValue)

isDefined

public boolean isDefined()

isEmpty

public boolean isEmpty()

get

public abstract T get()
               throws IllegalStateException

Throws:

IllegalStateException

option

public static <T> Option<T> option(T value)

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object