Package org.organicdesign.fp.oneOf

Class Or.Bad<G,B>

java.lang.Object

org.organicdesign.fp.oneOf.Or.Bad<G,B>

All Implemented Interfaces:

Or<G,B>

Enclosing interface:

Or<G,B>

public static final class Or.Bad<G,B>
extends Object
implements Or<G,B>

Represents the presence of a Bad value (and absence of a Good).

Nested Class Summary

Nested classes/interfaces inherited from interface org.organicdesign.fp.oneOf.Or

Or.Bad<G,B>, Or.Good<G,B>

Method Summary

Modifier and Type	Method	Description
B	bad()	Returns the bad value if this is a Bad, or throws an exception if this is a Good.
boolean	equals(Object other)
G	good()	Returns the good value if this is a Good, or throws an exception if this is a Bad.
int	hashCode()
boolean	isBad()	Returns true if this Or has a bad value.
boolean	isGood()	Returns true if this Or has a good value.
<R> R	match(Fn1<G,R> fg, Fn1<B,R> fb)	Exactly one of these functions will be executed - determined by whether this is a Good or a Bad.
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

isGood

public boolean isGood()

Returns true if this Or has a good value.

Specified by:

isGood in interface Or<G,B>

isBad

public boolean isBad()

Returns true if this Or has a bad value.

Specified by:

isBad in interface Or<G,B>

good

public G good()

Returns the good value if this is a Good, or throws an exception if this is a Bad.

Specified by:

good in interface Or<G,B>

bad

public B bad()

Returns the bad value if this is a Bad, or throws an exception if this is a Good.

Specified by:

bad in interface Or<G,B>

match

public <R> R match(Fn1<G,R> fg,
                   Fn1<B,R> fb)

Exactly one of these functions will be executed - determined by whether this is a Good or a Bad.

Specified by:

match in interface Or<G,B>

Parameters:

fg - the function to be executed if this OneOf stores the first type.

fb - the function to be executed if this OneOf stores the second type.

Returns:

the return value of whichever function is executed.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object