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.
DatabaseClientWithChangeSets.AsyncRunnerWithChangeSet	AsyncRunner that automatically creates a change set.
DatabaseClientWithChangeSets.AsyncTransactionManagerWithChangeSet	AsyncTransactionManager that automatically creates a change set.
DatabaseClientWithChangeSets.ChangeSetIdGenerator	Interface for generating unique id's for change sets.
DatabaseClientWithChangeSets.ChangeSetIdSupplier	Supplier of change set id's.
DatabaseClientWithChangeSets.TransactionManagerWithChangeSet	TransactionManager that automatically creates a change set.
DatabaseClientWithChangeSets.TransactionRunnerWithChangeSet	TransactionRunner that automatically creates a change set.
ShardProvider	Interface for providing a shard id for Spanner Table Change watchers.
SpannerDatabaseChangeSetPoller.Builder	Builder for a SpannerDatabaseChangeSetPoller.
SpannerDatabaseChangeSetPoller.Builder.TableExcluder	Interface for excluding specific tables from a SpannerDatabaseChangeSetPoller.
SpannerDatabaseChangeSetPoller.Builder.TableSelecter	Interface for selecting the tables that should be monitored by a SpannerDatabaseChangeSetPoller.
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
DatabaseClientWithChangeSets	A wrapper around a DatabaseClient that automatically generates change set id's and adds a mutation for a change set for each read/write transaction.
FixedShardProvider	Implementation of ShardProvider that returns a fixed shard id.
NotNullShardProvider	A ShardProvider that will add a WHERE ShardId IS NOT NULL clause to the filter of a polling operation.
SpannerCommitTimestampRepository	CommitTimestampRepository that stores the last seen commit timestamp for a table in a Cloud Spanner database table.
SpannerCommitTimestampRepository.Builder	Builder for a SpannerCommitTimestampRepository.
SpannerDatabaseChangeSetPoller	Implementation of the SpannerDatabaseChangeWatcher interface that continuously polls a change set table for new rows, and then polls the actual data tables for any changes that was part of the last seen change set.
SpannerDatabaseTailer	Implementation of the SpannerDatabaseChangeWatcher interface that continuously polls a set of tables for changes based on commit timestamp columns in the tables.
SpannerEmulatorUtil	Util class for automatically generating a test instance and test database on a Cloud Spanner emulator instance.
SpannerTableChangeSetPoller	Implementation of the SpannerTableChangeWatcher interface that continuously polls a change set table for new rows, and then polls an actual data table for any changes that was part of the last seen change set.
SpannerTableChangeSetPoller.Builder	Builder for a SpannerTableChangeSetPoller.
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