software.amazon.kinesis.coordinator

Class CoordinatorState

java.lang.Object

software.amazon.kinesis.coordinator.CoordinatorState

Direct Known Subclasses:

MigrationState

public class CoordinatorState
extends Object

DataModel for CoordinatorState, this data model is used to store various state information required for coordination across the KCL worker fleet. Therefore, the model follows a flexible schema.

Field Summary

Fields

Modifier and Type	Field and Description
static String	COORDINATOR_STATE_TABLE_HASH_KEY_ATTRIBUTE_NAME
static String	LEADER_HASH_KEY Key value for the item in the CoordinatorState table used for leader election among the KCL workers.

Constructor Summary

Constructors

Constructor and Description
CoordinatorState()

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

COORDINATOR_STATE_TABLE_HASH_KEY_ATTRIBUTE_NAME

public static final String COORDINATOR_STATE_TABLE_HASH_KEY_ATTRIBUTE_NAME

See Also:

Constant Field Values

LEADER_HASH_KEY

public static final String LEADER_HASH_KEY

Key value for the item in the CoordinatorState table used for leader election among the KCL workers. The attributes relevant to this item is dictated by the DDB Lock client implementation that is used to provide mutual exclusion.

See Also:

Constant Field Values

Constructor Detail

CoordinatorState

public CoordinatorState()