Package com.couchbase.client.core.transaction.forwards

Class ForwardCompatibility

java.lang.Object

com.couchbase.client.core.transaction.forwards.ForwardCompatibility

@Internal
public class ForwardCompatibility
extends Object

A mechanism to help ensure that older clients can be prevented from interacting with transactions created by future clients that they do not know how to process.

Sample map:

fc: { "WWC_OW": [{m:"X", b:"r"}, {p:"2.2", b:"f"}] "CL": [{p:"2.2", b:"f"}], }

Constructor Summary

Constructors

Constructor	Description
ForwardCompatibility(com.couchbase.client.core.deps.com.fasterxml.jackson.databind.JsonNode json)

Method Summary

Modifier and Type	Method	Description
static Mono<Void>	check(Core core, ForwardCompatibilityStage fc, Optional<ForwardCompatibility> forwardCompatibility, CoreTransactionLogger logger, Supported supported)	Returns empty if it's ok to continue, otherwise an error:
com.couchbase.client.core.transaction.forwards.ForwardCompatBehaviourFull	check(ForwardCompatibilityStage fc, Supported supported)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ForwardCompatibility

public ForwardCompatibility(com.couchbase.client.core.deps.com.fasterxml.jackson.databind.JsonNode json)

Method Detail

check

public com.couchbase.client.core.transaction.forwards.ForwardCompatBehaviourFull check(ForwardCompatibilityStage fc,
                                                                                       Supported supported)

check

public static Mono<Void> check(Core core,
                               ForwardCompatibilityStage fc,
                               Optional<ForwardCompatibility> forwardCompatibility,
                               @Nullable
                               CoreTransactionLogger logger,
                               Supported supported)

Returns empty if it's ok to continue, otherwise an error:

Throws ForwardCompatibilityRequiresRetry if the 'thing' (transaction or cleanup attempt) should be retried Throws ForwardCompatibilityFailure else if the 'thing' should fast-fail

toString

public String toString()

Overrides:

toString in class Object