org.springframework.data.couchbase.core

Interface ReactiveFindByQueryOperation.TerminatingFindByQuery<T>

All Superinterfaces:

OneAndAllReactive<T>

All Known Subinterfaces:

ReactiveFindByQueryOperation.FindByQueryConsistentWith<T>, ReactiveFindByQueryOperation.FindByQueryInCollection<T>, ReactiveFindByQueryOperation.FindByQueryInScope<T>, ReactiveFindByQueryOperation.FindByQueryWithConsistency<T>, ReactiveFindByQueryOperation.FindByQueryWithDistinct<T>, ReactiveFindByQueryOperation.FindByQueryWithOptions<T>, ReactiveFindByQueryOperation.FindByQueryWithProjecting<T>, ReactiveFindByQueryOperation.FindByQueryWithProjection<T>, ReactiveFindByQueryOperation.FindByQueryWithQuery<T>, ReactiveFindByQueryOperation.ReactiveFindByQuery<T>

Enclosing interface:

ReactiveFindByQueryOperation

public static interface ReactiveFindByQueryOperation.TerminatingFindByQuery<T>
extends OneAndAllReactive<T>

Compose find execution by calling one of the terminating methods.

Method Summary

Modifier and Type	Method and Description
reactor.core.publisher.Flux<T>	all() Get all matching elements.
reactor.core.publisher.Mono<Long>	count() Get the number of matching elements.
reactor.core.publisher.Mono<Boolean>	exists() Check for the presence of matching elements.
reactor.core.publisher.Mono<T>	first() Get the first or no result.
reactor.core.publisher.Mono<T>	one() Get exactly zero or one result.

Method Detail

one

reactor.core.publisher.Mono<T> one()

Get exactly zero or one result.

Specified by:

one in interface OneAndAllReactive<T>

Returns:

a mono with the match if found (an empty one otherwise).

Throws:

IncorrectResultSizeDataAccessException - if more than one match found.

first

reactor.core.publisher.Mono<T> first()

Get the first or no result.

Specified by:

first in interface OneAndAllReactive<T>

Returns:

the first or an empty mono if none found.

all

reactor.core.publisher.Flux<T> all()

Get all matching elements.

Specified by:

all in interface OneAndAllReactive<T>

Returns:

never null.

count

reactor.core.publisher.Mono<Long> count()

Get the number of matching elements.

Specified by:

count in interface OneAndAllReactive<T>

Returns:

total number of matching elements.

exists

reactor.core.publisher.Mono<Boolean> exists()

Check for the presence of matching elements.

Specified by:

exists in interface OneAndAllReactive<T>

Returns:

true if at least one matching element exists.