com.github.ambry.cloud

Class CloudTokenPersistor

java.lang.Object

com.github.ambry.replication.ReplicaTokenPersistor

com.github.ambry.cloud.CloudTokenPersistor

All Implemented Interfaces:

java.lang.Runnable

public class CloudTokenPersistor
extends com.github.ambry.replication.ReplicaTokenPersistor

CloudTokenPersistor persists replication token to a cloud storage.

Nested Class Summary

Nested classes/interfaces inherited from class com.github.ambry.replication.ReplicaTokenPersistor

com.github.ambry.replication.ReplicaTokenPersistor.ReplicaTokenSerde

Field Summary

Fields inherited from class com.github.ambry.replication.ReplicaTokenPersistor

partitionGroupedByMountPath, replicationMetrics, replicaTokenSerde

Constructor Summary

Constructors

Constructor and Description

CloudTokenPersistor(java.lang.String replicaTokenFileName, java.util.Map<java.lang.String,java.util.Set<com.github.ambry.replication.PartitionInfo>> partitionGroupedByMountPath, com.github.ambry.replication.ReplicationMetrics replicationMetrics, com.github.ambry.clustermap.ClusterMap clusterMap, com.github.ambry.replication.FindTokenHelper tokenHelper, CloudDestination cloudDestination) Constructor for CloudTokenPersistor.

Method Summary

Modifier and Type	Method and Description
protected void	persist(java.lang.String mountPath, java.util.List<com.github.ambry.replication.RemoteReplicaInfo.ReplicaTokenInfo> tokenInfoList)
java.util.List<com.github.ambry.replication.RemoteReplicaInfo.ReplicaTokenInfo>	retrieve(java.lang.String mountPath)

Methods inherited from class com.github.ambry.replication.ReplicaTokenPersistor

run, write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

CloudTokenPersistor

public CloudTokenPersistor(java.lang.String replicaTokenFileName,
                           java.util.Map<java.lang.String,java.util.Set<com.github.ambry.replication.PartitionInfo>> partitionGroupedByMountPath,
                           com.github.ambry.replication.ReplicationMetrics replicationMetrics,
                           com.github.ambry.clustermap.ClusterMap clusterMap,
                           com.github.ambry.replication.FindTokenHelper tokenHelper,
                           CloudDestination cloudDestination)

Constructor for CloudTokenPersistor.

Parameters:

replicaTokenFileName - the token's file name.

partitionGroupedByMountPath - A map between mount path and list of partitions under this mount path.

replicationMetrics - metrics including token persist time.

clusterMap - the ClusterMap to deserialize tokens.

tokenHelper - the FindTokenHelper to deserialize tokens.

Method Detail

persist

protected void persist(java.lang.String mountPath,
                       java.util.List<com.github.ambry.replication.RemoteReplicaInfo.ReplicaTokenInfo> tokenInfoList)
                throws java.io.IOException,
                       com.github.ambry.replication.ReplicationException

Specified by:

persist in class com.github.ambry.replication.ReplicaTokenPersistor

Throws:

java.io.IOException

com.github.ambry.replication.ReplicationException

retrieve

public java.util.List<com.github.ambry.replication.RemoteReplicaInfo.ReplicaTokenInfo> retrieve(java.lang.String mountPath)
                                                                                         throws com.github.ambry.replication.ReplicationException

Specified by:

retrieve in class com.github.ambry.replication.ReplicaTokenPersistor

Throws:

com.github.ambry.replication.ReplicationException