java.util.Optional
Aliases
Parameters
java.lang.Double
subClasses
superClasses
java.lang.Object
scala.lang.Any
Js Constructors
new java_util_Optional
( )
ApplyMethods
Methods
$bang$eq
(
x$1:
scala.lang.Any:
Any
,
)
:
java.lang.Boolean:
Boolean
$eq$eq
(
x$1:
scala.lang.Any:
Any
,
)
:
java.lang.Boolean:
Boolean
$hash$hash
()
:
java.lang.Int:
Int
asInstanceOf
()
:
null:
Null
eq
(
x$1:
java.lang.Object:
Object
,
)
:
java.lang.Boolean:
Boolean
equals
(
x$1:
scala.lang.Any:
Any
,
)
:
java.lang.Boolean:
Boolean
filter
(
x$1:
java.util.function.Predicate
[
scala.lang.Any:
Any
]
,
)
:
java.util.Optional
[
null:
Null
]
flatMap
(
x$1:
java.util.function.Function
[
java.util.Optional
[
null:
Null
]
scala.lang.Any:
Any
]
,
)
:
java.util.Optional
[
null:
Null
]
get
()
:
null:
Null
getClass
()
:
java.lang.Class
[
scala.lang.Any:
Any
]
hashCode
()
:
java.lang.Int:
Int
ifPresent
(
x$1:
java.util.function.Consumer
[
scala.lang.Any:
Any
]
,
)
:
scala.Unit:
Unit
ifPresentOrElse
(
x$1:
java.util.function.Consumer
[
scala.lang.Any:
Any
]
,
x$2:
java.lang.Runnable
,
)
:
scala.Unit:
Unit
isEmpty
()
:
java.lang.Boolean:
Boolean
isInstanceOf
()
:
java.lang.Boolean:
Boolean
isPresent
()
:
java.lang.Boolean:
Boolean
map
(
x$1:
java.util.function.Function
[
null:
Null
scala.lang.Any:
Any
]
,
)
:
java.util.Optional
[
null:
Null
]
ne
(
x$1:
java.lang.Object:
Object
,
)
:
java.lang.Boolean:
Boolean
notify
()
:
scala.Unit:
Unit
notifyAll
()
:
scala.Unit:
Unit
or
(
x$1:
java.util.function.Supplier
[
java.util.Optional
[
null:
Null
]
]
,
)
:
java.util.Optional
[
null:
Null
]
orElse
(
x$1:
null:
Null
,
)
:
null:
Null
orElseGet
(
x$1:
java.util.function.Supplier
[
null:
Null
]
,
)
:
null:
Null
orElseThrow
()
:
null:
Null
orElseThrow
(
x$1:
java.util.function.Supplier
[
null:
Null
]
,
)
:
null:
Null
stream
()
:
java.util.stream.Stream
[
null:
Null
]
synchronized
(
x$1:
null:
Null
,
)
:
null:
Null
toString
()
:
java.lang.String:
String
wait
()
:
scala.Unit:
Unit
wait
(
x$1:
java.lang.Long:
Long
,
)
:
scala.Unit:
Unit
wait
(
x$1:
java.lang.Long:
Long
,
x$2:
java.lang.Int:
Int
,
)
:
scala.Unit:
Unit