- SamzaContainerContext - Class in org.apache.samza.container
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A SamzaContainerContext maintains per-container information for the tasks it executes.
- SamzaContainerContext(String, Config, Collection<TaskName>) - Constructor for class org.apache.samza.container.SamzaContainerContext
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An immutable context object that can passed to tasks to give them information
about the container in which they are executing.
- SamzaException - Exception in org.apache.samza
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Unchecked exception that Samza throws when something goes wrong.
- SamzaException() - Constructor for exception org.apache.samza.SamzaException
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- SamzaException(String, Throwable) - Constructor for exception org.apache.samza.SamzaException
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- SamzaException(String) - Constructor for exception org.apache.samza.SamzaException
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- SamzaException(Throwable) - Constructor for exception org.apache.samza.SamzaException
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- send(String, OutgoingMessageEnvelope) - Method in interface org.apache.samza.system.SystemProducer
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Sends a specified message envelope from a specified Samza source.
- send(OutgoingMessageEnvelope) - Method in interface org.apache.samza.task.MessageCollector
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Sends message envelope out onto specified stream.
- Serde<T> - Interface in org.apache.samza.serializers
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A Serde is a convenience type that implements both the
Serializer and
Deserializer interfaces, allowing it to both read and write data
in its value type, T.
- SerdeFactory<T> - Interface in org.apache.samza.serializers
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Build an instance of
Serde
- Serializer<T> - Interface in org.apache.samza.serializers
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A standard interface for Samza compatible serializers, used for serializing objects to bytes.
- set(long) - Method in class org.apache.samza.metrics.Counter
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- set(T) - Method in class org.apache.samza.metrics.Gauge
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- setConfig(Config) - Method in class org.apache.samza.job.CommandBuilder
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- setIsAtHead(SystemStreamPartition, boolean) - Method in class org.apache.samza.util.BlockingEnvelopeMap
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- setName(String) - Method in class org.apache.samza.job.CommandBuilder
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- setNoMoreMessages(SystemStreamPartition, boolean) - Method in class org.apache.samza.util.BlockingEnvelopeMap.BlockingEnvelopeMapMetrics
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- setTaskNameToChangeLogPartitionMapping(Map<TaskName, Integer>) - Method in class org.apache.samza.job.CommandBuilder
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- setTaskNameToSystemStreamPartitionsMapping(Map<TaskName, Set<SystemStreamPartition>>) - Method in class org.apache.samza.job.CommandBuilder
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- shutdown(TaskCoordinator.RequestScope) - Method in interface org.apache.samza.task.TaskCoordinator
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Requests that the container should be shut down.
- SinglePartitionWithoutOffsetsSystemAdmin - Class in org.apache.samza.util
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A simple helper admin class that defines a single partition (partition 0) for
a given system.
- SinglePartitionWithoutOffsetsSystemAdmin() - Constructor for class org.apache.samza.util.SinglePartitionWithoutOffsetsSystemAdmin
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- size() - Method in class org.apache.samza.config.MapConfig
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- size() - Method in interface org.apache.samza.metrics.Reservoir
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Return the number of values in this reservoir
- size() - Method in class org.apache.samza.metrics.SlidingTimeWindowReservoir
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- SlidingTimeWindowReservoir - Class in org.apache.samza.metrics
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An implemented
Reservoir used to store values that appear in a
sliding time window
- SlidingTimeWindowReservoir() - Constructor for class org.apache.samza.metrics.SlidingTimeWindowReservoir
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Default constructor using default window size
- SlidingTimeWindowReservoir(long) - Constructor for class org.apache.samza.metrics.SlidingTimeWindowReservoir
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Construct the SlidingTimeWindowReservoir with window size
- SlidingTimeWindowReservoir(long, Clock) - Constructor for class org.apache.samza.metrics.SlidingTimeWindowReservoir
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- Snapshot - Class in org.apache.samza.metrics
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A statistical snapshot of a collection of values
- Snapshot(Collection<Long>) - Constructor for class org.apache.samza.metrics.Snapshot
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- start() - Method in interface org.apache.samza.checkpoint.CheckpointManager
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- start() - Method in interface org.apache.samza.metrics.MetricsReporter
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- start() - Method in class org.apache.samza.system.chooser.BaseMessageChooser
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- start() - Method in interface org.apache.samza.system.chooser.MessageChooser
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Called after all SystemStreamPartitions have been registered.
- start() - Method in interface org.apache.samza.system.SystemConsumer
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Tells the SystemConsumer to connect to the underlying system, and prepare
to begin serving messages when poll is invoked.
- start() - Method in interface org.apache.samza.system.SystemProducer
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Start the SystemProducer.
- stop() - Method in interface org.apache.samza.checkpoint.CheckpointManager
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- stop() - Method in interface org.apache.samza.metrics.MetricsReporter
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- stop() - Method in interface org.apache.samza.storage.StorageEngine
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Close the storage engine
- stop() - Method in class org.apache.samza.system.chooser.BaseMessageChooser
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- stop() - Method in interface org.apache.samza.system.chooser.MessageChooser
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Called when the chooser is about to be discarded.
- stop() - Method in interface org.apache.samza.system.SystemConsumer
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Tells the SystemConsumer to close all connections, release all resource,
and shut down everything.
- stop() - Method in interface org.apache.samza.system.SystemProducer
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Stop the SystemProducer.
- StorageEngine - Interface in org.apache.samza.storage
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A storage engine for managing state maintained by a stream processor.
- StorageEngineFactory<K,V> - Interface in org.apache.samza.storage
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An object provided by the storage engine implementation to create instances
of the given storage engine type.
- stream - Variable in class org.apache.samza.system.SystemStream
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- StreamJob - Interface in org.apache.samza.job
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A StreamJob runs Samza
StreamTasks in its specific environment.
- StreamJobFactory - Interface in org.apache.samza.job
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- StreamTask - Interface in org.apache.samza.task
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A StreamTask is the basic class on which Samza jobs are implemented.
- submit() - Method in interface org.apache.samza.job.StreamJob
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Submit this job to be run.
- subset(String) - Method in class org.apache.samza.config.Config
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- subset(String, boolean) - Method in class org.apache.samza.config.Config
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- system - Variable in class org.apache.samza.system.SystemStream
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- SystemAdmin - Interface in org.apache.samza.system
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Helper interface attached to an underlying system to fetch
information about streams, partitions, offsets, etc.
- SystemConsumer - Interface in org.apache.samza.system
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SystemConsumer is the interface that must be implemented by any system that
wishes to integrate with Samza.
- SystemFactory - Interface in org.apache.samza.system
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- SystemProducer - Interface in org.apache.samza.system
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SystemProducers are how Samza writes messages from
StreamTasks to outside systems,
such as messaging systems like Kafka, or file systems.
- SystemStream - Class in org.apache.samza.system
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Streams in Samza consist of both the stream name and the system to which the stream belongs.
- SystemStream(String, String) - Constructor for class org.apache.samza.system.SystemStream
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Constructs a Samza stream object from specified components.
- SystemStream(SystemStream) - Constructor for class org.apache.samza.system.SystemStream
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Constructs a Samza stream object based upon an existing Samza stream.
- SystemStreamMetadata - Class in org.apache.samza.system
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SystemAdmins use this class to return useful metadata about a stream's offset
and partition information.
- SystemStreamMetadata(String, Map<Partition, SystemStreamMetadata.SystemStreamPartitionMetadata>) - Constructor for class org.apache.samza.system.SystemStreamMetadata
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- SystemStreamMetadata.OffsetType - Enum in org.apache.samza.system
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OffsetType is an enum used to define which offset should be used when
reading from a SystemStreamPartition for the first time.
- SystemStreamMetadata.SystemStreamPartitionMetadata - Class in org.apache.samza.system
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Provides offset information for a given SystemStreamPartition.
- SystemStreamPartition - Class in org.apache.samza.system
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- SystemStreamPartition(String, String, Partition) - Constructor for class org.apache.samza.system.SystemStreamPartition
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Constructs a Samza stream partition object from specified components.
- SystemStreamPartition(SystemStreamPartition) - Constructor for class org.apache.samza.system.SystemStreamPartition
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Constructs a Samza stream partition object based upon an existing Samza stream partition.
- SystemStreamPartition(SystemStream, Partition) - Constructor for class org.apache.samza.system.SystemStreamPartition
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Constructs a Samza stream partition object based upon another Samza stream and a specified partition.
- SystemStreamPartitionGrouper - Interface in org.apache.samza.container.grouper.stream
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Group a set of SystemStreamPartitions into logical taskNames that share a common characteristic, defined
by the implementation.
- SystemStreamPartitionGrouperFactory - Interface in org.apache.samza.container.grouper.stream
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Return an instance a SystemStreamPartitionGrouper per the particular implementation
- SystemStreamPartitionIterator - Class in org.apache.samza.system
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- SystemStreamPartitionIterator(SystemConsumer, SystemStreamPartition) - Constructor for class org.apache.samza.system.SystemStreamPartitionIterator
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- SystemStreamPartitionIterator(SystemConsumer, SystemStreamPartition, int) - Constructor for class org.apache.samza.system.SystemStreamPartitionIterator
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- SystemStreamPartitionMetadata(String, String, String) - Constructor for class org.apache.samza.system.SystemStreamMetadata.SystemStreamPartitionMetadata
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