io.lettuce.core

Interface TransactionResult

All Superinterfaces:

Iterable<Object>

public interface TransactionResult
extends Iterable<Object>

Value interface for a MULTI transaction result. TransactionResult contains whether the transaction was rolled back (i.e. conditional transaction using WATCH) and the List of transaction responses.

Since:

5.0

Author:

Mark Paluch

Method Summary

Modifier and Type	Method and Description
<T> T	get(int index) Returns the element at the specified position in this TransactionResult.
boolean	isEmpty() Returns true if this TransactionResult contains no elements.
int	size() Returns the number of elements in this collection.
Stream<Object>	stream() Returns a sequential Stream with this TransactionResult as its source.
boolean	wasDiscarded()
default boolean	wasRolledBack() Deprecated. use renamed method wasDiscarded() as Redis has no notion of rollback.

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Method Detail

wasDiscarded

boolean wasDiscarded()

Returns:

true if the transaction batch was discarded.

Since:

5.1

wasRolledBack

@Deprecated
default boolean wasRolledBack()

Deprecated. use renamed method wasDiscarded() as Redis has no notion of rollback.

Returns:

true if the transaction batch was discarded.

size

int size()

Returns the number of elements in this collection. If this TransactionResult contains more than Integer.MAX_VALUE elements, returns Integer.MAX_VALUE.

Returns:

the number of elements in this collection

isEmpty

boolean isEmpty()

Returns true if this TransactionResult contains no elements.

Returns:

true if this TransactionResult contains no elements

get

<T> T get(int index)

Returns the element at the specified position in this TransactionResult.

Type Parameters:

T - inferred type

Parameters:

index - index of the element to return

Returns:

the element at the specified position in this TransactionResult

Throws:

IndexOutOfBoundsException - if the index is out of range (index < 0 || index >= size())

stream

Stream<Object> stream()

Returns a sequential Stream with this TransactionResult as its source.

Returns:

a sequential Stream over the elements in this TransactionResult