Uses of Class
ai.grakn.engine.tasks.TaskState

Packages that use TaskState

Package	Description
ai.grakn.engine.tasks
ai.grakn.engine.tasks.config
ai.grakn.engine.tasks.manager
ai.grakn.engine.tasks.manager.multiqueue
ai.grakn.engine.tasks.manager.singlequeue
ai.grakn.engine.tasks.storage

Uses of TaskState in ai.grakn.engine.tasks

Methods in ai.grakn.engine.tasks that return TaskState

Modifier and Type	Method and Description
TaskState	TaskState.checkpoint(TaskCheckpoint taskCheckpoint)
TaskState	TaskState.copy()
TaskState	TaskStateDeserializer.deserialize(String topic, byte[] data)
static TaskState	TaskStateDeserializer.deserializeFromString(String data)
TaskState	TaskStateStorage.getState(TaskId id) This is a copy of the internal TaskState object.
TaskState	TaskState.markCompleted()
TaskState	TaskState.markFailed(Throwable exception)
TaskState	TaskState.markRunning(EngineID engineID)
TaskState	TaskState.markScheduled()
TaskState	TaskState.markStopped()
static TaskState	TaskState.of(Class<?> taskClass, String creator, TaskSchedule schedule, mjson.Json configuration)
static TaskState	TaskState.of(Class<?> taskClass, String creator, TaskSchedule schedule, mjson.Json configuration, TaskId id)
TaskState	TaskState.schedule(TaskSchedule schedule)

Methods in ai.grakn.engine.tasks that return types with arguments of type TaskState

Modifier and Type	Method and Description
Set<TaskState>	TaskStateStorage.getTasks(TaskStatus taskStatus, String taskClassName, String createdBy, EngineID runningOnEngine, int limit, int offset) Return a Set of Pairs of tasks that match any of the criteria.

Methods in ai.grakn.engine.tasks with parameters of type TaskState

Modifier and Type	Method and Description
void	TaskManager.addTask(TaskState taskState) Schedule a single shot/one off BackgroundTask to run after a @delay in milliseconds.
TaskId	TaskStateStorage.newState(TaskState state) Create a new task state and store it, returning an ID to later access this task state.
byte[]	TaskStateSerializer.serialize(String topic, TaskState data)
static String	TaskStateSerializer.serializeToString(TaskState data)
Boolean	TaskStateStorage.updateState(TaskState state) Used to update task state.

Uses of TaskState in ai.grakn.engine.tasks.config

Methods in ai.grakn.engine.tasks.config that return types with arguments of type TaskState

Modifier and Type	Method and Description
static org.apache.kafka.clients.consumer.Consumer<TaskId,TaskState>	ConfigHelper.kafkaConsumer(String groupId)
static org.apache.kafka.clients.producer.Producer<TaskId,TaskState>	ConfigHelper.kafkaProducer()

Uses of TaskState in ai.grakn.engine.tasks.manager

Methods in ai.grakn.engine.tasks.manager with parameters of type TaskState

Modifier and Type	Method and Description
void	StandaloneTaskManager.addTask(TaskState taskState)

Uses of TaskState in ai.grakn.engine.tasks.manager.multiqueue

Methods in ai.grakn.engine.tasks.manager.multiqueue with parameters of type TaskState

Modifier and Type	Method and Description
void	MultiQueueTaskManager.addTask(TaskState taskState)

Uses of TaskState in ai.grakn.engine.tasks.manager.singlequeue

Methods in ai.grakn.engine.tasks.manager.singlequeue that return types with arguments of type TaskState

Modifier and Type	Method and Description
org.apache.kafka.clients.consumer.Consumer<TaskId,TaskState>	SingleQueueTaskManager.newConsumer() Get a new kafka consumer listening on the new tasks topic

Methods in ai.grakn.engine.tasks.manager.singlequeue with parameters of type TaskState

Modifier and Type	Method and Description
void	SingleQueueTaskManager.addTask(TaskState taskState) Create an instance of a task based on the given parameters and submit it a Kafka queue.

Constructor parameters in ai.grakn.engine.tasks.manager.singlequeue with type arguments of type TaskState

Constructor and Description
TaskFailover(org.apache.curator.framework.CuratorFramework client, TaskStateStorage stateStorage, org.apache.kafka.clients.producer.Producer<TaskId,TaskState> producer)

Uses of TaskState in ai.grakn.engine.tasks.storage

Methods in ai.grakn.engine.tasks.storage that return TaskState

Modifier and Type	Method and Description
TaskState	TaskStateZookeeperStore.getState(TaskId id) Retrieve the TaskState associated with the given ID.
TaskState	TaskStateInMemoryStore.getState(TaskId id)
TaskState	TaskStateGraphStore.getState(TaskId id)
TaskState	TaskStateGraphStore.instanceToState(GraknGraph graph, Instance instance) Given an instance concept, turn it into a TaskState object.

Methods in ai.grakn.engine.tasks.storage that return types with arguments of type TaskState

Modifier and Type	Method and Description
Set<TaskState>	TaskStateZookeeperStore.getTasks(TaskStatus taskStatus, String taskClassName, String createdBy, EngineID engineRunningOn, int limit, int offset) This implementation will fetch all of the tasks from zookeeper and then filer them out.
Set<TaskState>	TaskStateInMemoryStore.getTasks(TaskStatus taskStatus, String taskClassName, String createdBy, EngineID engineRunningOn, int limit, int offset)
Set<TaskState>	TaskStateGraphStore.getTasks(TaskStatus taskStatus, String taskClassName, String createdBy, EngineID engineRunningOn, int limit, int offset)
Set<TaskState>	TaskStateGraphStore.getTasks(TaskStatus taskStatus, String taskClassName, String createdBy, EngineID engineRunningOn, int limit, int offset, Boolean recurring)

Methods in ai.grakn.engine.tasks.storage with parameters of type TaskState

Modifier and Type	Method and Description
TaskId	TaskStateZookeeperStore.newState(TaskState task) Creates a new task state in Zookeeper
TaskId	TaskStateInMemoryStore.newState(TaskState state)
TaskId	TaskStateGraphStore.newState(TaskState task)
Boolean	TaskStateZookeeperStore.updateState(TaskState task) Writes a new state to Zookeeper and records the engine that task is running on.
Boolean	TaskStateInMemoryStore.updateState(TaskState state)
Boolean	TaskStateGraphStore.updateState(TaskState task)