com.google.cloud.spanner.watcher

Interface CommitTimestampRepository

All Known Implementing Classes:

SpannerCommitTimestampRepository

public interface CommitTimestampRepository

Interface for storing the last seen commit timestamp by a SpannerTableChangeWatcher to a persistent repository.

Method Summary

Modifier and Type	Method and Description
com.google.cloud.Timestamp	get(TableId table) Returns the last seen commit timestamp for the given table.
default com.google.cloud.Timestamp	get(TableId table, com.google.cloud.spanner.Value shardValue) Returns the last seen commit timestamp for the given table and shard value.
void	set(TableId table, com.google.cloud.Timestamp commitTimestamp) Sets the last seen commit timestamp for the given table.
default void	set(TableId table, com.google.cloud.spanner.Value shardValue, com.google.cloud.Timestamp timestamp) Sets the last seen commit timestamp for the given table and shard value.

Method Detail

get

com.google.cloud.Timestamp get(TableId table)

Returns the last seen commit timestamp for the given table.

get

default com.google.cloud.Timestamp get(TableId table,
                                       @Nullable
                                       com.google.cloud.spanner.Value shardValue)
                                throws UnsupportedOperationException

Returns the last seen commit timestamp for the given table and shard value. This method is optional and the default implementation will throw UnsupportedOperationException.

Throws:

UnsupportedOperationException

set

void set(TableId table,
         com.google.cloud.Timestamp commitTimestamp)

Sets the last seen commit timestamp for the given table.

set

default void set(TableId table,
                 @Nullable
                 com.google.cloud.spanner.Value shardValue,
                 com.google.cloud.Timestamp timestamp)
          throws UnsupportedOperationException

Sets the last seen commit timestamp for the given table and shard value. This method is optional and the default implementation will throw UnsupportedOperationException.

Throws:

UnsupportedOperationException