Package com.google.cloud.spanner.watcher

Interface Summary

Interface	Description
CommitTimestampRepository	Interface for storing the last seen commit timestamp by a SpannerTableChangeWatcher to a persistent repository.
ShardProvider	Interface for providing a shard id for Spanner Table Change watchers.
SpannerDatabaseChangeWatcher	Interface for capturing changes to a set of tables in a Spanner database.
SpannerDatabaseTailer.Builder	Builder for a SpannerDatabaseTailer.
SpannerDatabaseTailer.TableExcluder	Interface for excluding specific tables from a SpannerDatabaseTailer.
SpannerDatabaseTailer.TableSelecter	Interface for selecting the tables that should be monitored by a SpannerDatabaseTailer.
SpannerTableChangeWatcher	Interface for capturing changes to a single Spanner table.
SpannerTableChangeWatcher.Row	Row is passed in to the change callback and allows access to the most recent data.
SpannerTableChangeWatcher.RowChangeCallback	Interface for receiving asynchronous callbacks when a row has been inserted or updated.

Class Summary

Class	Description
FixedShardProvider	Implementation of ShardProvider that returns a fixed shard id.
SpannerCommitTimestampRepository	CommitTimestampRepository that stores the last seen commit timestamp for a table in a Cloud Spanner database table.
SpannerCommitTimestampRepository.Builder	Builder for a SpannerCommitTimestampRepository.
SpannerDatabaseTailer	Implementation of the SpannerDatabaseChangeWatcher interface that continuously polls a set of tables for changes based on commit timestamp columns in the tables.
SpannerTableTailer	Implementation of the SpannerTableChangeWatcher interface that continuously polls a table for changes based on a commit timestamp column in the table.
SpannerTableTailer.Builder	Builder for a SpannerTableTailer.
SpannerUtils	Utils for getting commonly needed schema information from a Spanner database.
SpannerUtils.LogRecordBuilder
TableId	Unique id of a Cloud Spanner table.
TimebasedShardProvider	Implementation of ShardProvider that generates a ShardId based on the current system time of Cloud Spanner.
TimebasedShardProvider.TimebasedShardId	A generated timebased shard id that has been fetched from Cloud Spanner.

Enum Summary

Enum	Description
TimebasedShardProvider.Interval