public class Optional
extends java.lang.Object
Modifier and Type | Field and Description |
---|---|
private static Optional |
EMPTY |
private java.lang.Object |
value |
Constructor and Description |
---|
Optional() |
Optional(java.lang.Object value) |
Modifier and Type | Method and Description |
---|---|
java.lang.Object |
get() |
void |
ifPresent(LambdaExpression lambda) |
boolean |
isPresent() |
java.lang.Object |
orElse(java.lang.Object other) |
java.lang.Object |
orElseGet(LambdaExpression other) |
private static final Optional EMPTY
private final java.lang.Object value
public boolean isPresent()
public void ifPresent(LambdaExpression lambda)
public java.lang.Object get()
public java.lang.Object orElse(java.lang.Object other)
public java.lang.Object orElseGet(LambdaExpression other)