tech.ydb.core

Interface Result<T>

Type Parameters:

T - type of result value

All Known Implementing Classes:

Result.Error, Result.Fail, Result.Success, Result.Unexpected

public interface Result<T>

Author:

Sergey Polovko, Alexandr Gorshenin

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Result.Error<V>
static class	Result.Fail<V>
static class	Result.Success<V>
static class	Result.Unexpected<V>

Method Summary

Modifier and Type	Method and Description
static <V> Result<V>	error(String message, Throwable throwable)
static <V> Result<V>	fail(Status status)
static <V> Result<V>	fail(UnexpectedResultException unexpected)
Status	getStatus()
T	getValue()
default boolean	isSuccess()
<U> Result<U>	map(Function<T,U> mapper)
static <V> Result<V>	success(V value)
static <V> Result<V>	success(V value, Status status)

Method Detail

getStatus

@Nonnull
Status getStatus()

getValue

@Nonnull
T getValue()
             throws UnexpectedResultException

Throws:

UnexpectedResultException

map

@Nonnull
<U> Result<U> map(Function<T,U> mapper)

isSuccess

default boolean isSuccess()

success

static <V> Result<V> success(@Nonnull
                             V value)

success

static <V> Result<V> success(@Nonnull
                             V value,
                             Status status)

fail

static <V> Result<V> fail(@Nonnull
                          Status status)

fail

static <V> Result<V> fail(UnexpectedResultException unexpected)

error

static <V> Result<V> error(String message,
                           Throwable throwable)