Package com.intellij.util

Interface NullableFunction<Param,Result>

All Superinterfaces:

Function<Param,Result>

All Known Subinterfaces:

NotNullFunction<Param,Result>

All Known Implementing Classes:

Function.InstanceOf

public interface NullableFunction<Param,Result>
extends Function<Param,Result>

Nested Class Summary

Nested classes/interfaces inherited from interface com.intellij.util.Function

Function.First<P,R extends P>, Function.FirstInCollection<P,R extends P>, Function.InstanceOf<P,R extends P>, Function.Mono<T>

Field Summary

Fields

Modifier and Type	Field	Description
static final NullableFunction	NULL

Fields inherited from interface com.intellij.util.Function

ID, TO_STRING

Method Summary

Modifier and Type	Method	Description
Result	fun(Param param)

Field Details

NULL

static final NullableFunction NULL

See Also:

• invalid reference

  FunctionUtil#nullConstant()

Method Details

fun

@Nullable
Result fun(Param param)

Specified by:

fun in interface Function<Param,Result>