Optional (reactive-streams-tck 1.0.3 API)

java.lang.Object
- org.reactivestreams.tck.flow.support.Optional<T>

Direct Known Subclasses:: Optional.Some

public abstract class Optional<T>
extends java.lang.Object

Nested Class Summary

Nested Classes
Modifier and Type Class Description

static class Optional.Some<T>

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`static <T> Optional<T>`	`empty()`
`abstract T`	`get()`
`boolean`	`isDefined()`
`abstract boolean`	`isEmpty()`
`static <T> Optional<T>`	`of(T it)`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

empty

public static <T> Optional<T> empty()

of

public static <T> Optional<T> of(T it)

get
```
public abstract T get()
```

isEmpty
```
public abstract boolean isEmpty()
```

isDefined
```
public boolean isDefined()
```

toString
```
public java.lang.String toString()
```
Overrides:

toString in class java.lang.Object