io.debezium.connector.mongodb

Class ReplicaSetDiscovery

java.lang.Object

io.debezium.connector.mongodb.ReplicaSetDiscovery

@ThreadSafe
public class ReplicaSetDiscovery
extends Object

A component that monitors a single replica set or the set of replica sets that make up the shards in a sharded cluster.

Author:

Randall Hauch

Field Summary

Fields

Modifier and Type	Field and Description
static String	ADMIN_DATABASE_NAME The database that might be used to check for member information in a replica set.
static String	CONFIG_DATABASE_NAME The database that might be used to check for replica set information in a sharded cluster.
private MongoDbTaskContext	context
private org.slf4j.Logger	logger
private String	seedAddresses

Constructor Summary

Constructors

Constructor and Description
ReplicaSetDiscovery(MongoDbTaskContext context) Create a cluster component.

Method Summary

Modifier and Type	Method and Description
ReplicaSets	getReplicaSets() Connect to the shard cluster or replica set defined by the seed addresses, and obtain the specifications for each of the replica sets.

Methods inherited from class java.lang.Object

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

Field Detail

CONFIG_DATABASE_NAME

public static final String CONFIG_DATABASE_NAME

The database that might be used to check for replica set information in a sharded cluster.

See Also:

Constant Field Values

ADMIN_DATABASE_NAME

public static final String ADMIN_DATABASE_NAME

The database that might be used to check for member information in a replica set.

See Also:

Constant Field Values

logger

private final org.slf4j.Logger logger

context

private final MongoDbTaskContext context

seedAddresses

private final String seedAddresses

Constructor Detail

ReplicaSetDiscovery

public ReplicaSetDiscovery(MongoDbTaskContext context)

Create a cluster component.

Parameters:

context - the replication context; may not be null

Method Detail

getReplicaSets

public ReplicaSets getReplicaSets()

Connect to the shard cluster or replica set defined by the seed addresses, and obtain the specifications for each of the replica sets.

Returns:

the information about the replica sets; never null but possibly empty