com.couchbase.client.core.utils

Class HealthPinger

java.lang.Object

com.couchbase.client.core.utils.HealthPinger

public class HealthPinger
extends Object

The HealthPinger allows to “ping” individual services with real operations for their health.

This can be used by up the stack code to assert the given state of a connected cluster and/or bucket.

Since:

1.5.4

Author:

Michael Nitschinger

Constructor Summary

Constructors

Constructor and Description
HealthPinger()

Method Summary

Modifier and Type	Method and Description
static rx.Single<PingReport>	ping(CoreEnvironment env, String bucket, String password, ClusterFacade core, String id, long timeout, TimeUnit timeUnit, ServiceType... types) Performs a service ping against all or (if given) the services provided.

Methods inherited from class java.lang.Object

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

Constructor Detail

HealthPinger

public HealthPinger()

Method Detail

ping

public static rx.Single<PingReport> ping(CoreEnvironment env,
                                         String bucket,
                                         String password,
                                         ClusterFacade core,
                                         String id,
                                         long timeout,
                                         TimeUnit timeUnit,
                                         ServiceType... types)

Performs a service ping against all or (if given) the services provided.

First, all the services are contacted with:

• KV - NOOP
• N1QL - GET /admin/ping (expect 200 OK)
• CBFT - GET /api/ping (expect 200 OK)
• Views - GET / (expect 200 OK)
• Analytics - POST /query/service with data {“statement”: select 1;"} (expect 200 OK)

Afterwards, the responses are assembled into a PingReport and returned.

Parameters:

env - the environment to use.

bucket - the bucket name

password - the password of the bucket

core - the core instance against to check.

id - the id of the ping to use, can be null.

timeout - the timeout for each individual and total ping report.

timeUnit - the time unit for the timeout value.

types - if present, limits the queried services for the given types.

Returns: