public class Optional
extends java.lang.Object
| Modifier and Type | Method | Description |
|---|---|---|
java.lang.Object |
get() |
|
void |
ifPresent(javax.el.LambdaExpression lambda) |
|
boolean |
isPresent() |
|
java.lang.Object |
orElse(java.lang.Object other) |
|
java.lang.Object |
orElseGet(javax.el.LambdaExpression other) |