Class/Object

kafka.coordinator

GroupCoordinator

Related Docs: object GroupCoordinator | package coordinator

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class GroupCoordinator extends Logging

GroupCoordinator handles general group membership and offset management.

Each Kafka server instantiates a coordinator which is responsible for a set of groups. Groups are assigned to coordinators based on their group names.

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Instance Constructors

  1. new GroupCoordinator(brokerId: Int, groupConfig: GroupConfig, offsetConfig: OffsetConfig, replicaManager: ReplicaManager, zkUtils: ZkUtils)

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  2. new GroupCoordinator(brokerId: Int, groupConfig: GroupConfig, offsetConfig: OffsetConfig, groupManager: GroupMetadataManager)

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Type Members

  1. type JoinCallback = (JoinGroupResult) ⇒ Unit

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  2. type SyncCallback = (Array[Byte], Short) ⇒ Unit

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Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. val brokerId: Int

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  6. def clone(): AnyRef

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  7. def debug(msg: ⇒ String, e: ⇒ Throwable): Unit

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  8. def debug(e: ⇒ Throwable): Any

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  9. def debug(msg: ⇒ String): Unit

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  10. final def eq(arg0: AnyRef): Boolean

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  11. def equals(arg0: Any): Boolean

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  12. def error(msg: ⇒ String, e: ⇒ Throwable): Unit

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  13. def error(e: ⇒ Throwable): Any

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  14. def error(msg: ⇒ String): Unit

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  15. def fatal(msg: ⇒ String, e: ⇒ Throwable): Unit

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  16. def fatal(e: ⇒ Throwable): Any

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  17. def fatal(msg: ⇒ String): Unit

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  18. def finalize(): Unit

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  19. final def getClass(): Class[_]

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  20. val groupConfig: GroupConfig

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  21. val groupManager: GroupMetadataManager

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  22. def handleCommitOffsets(groupId: String, memberId: String, generationId: Int, offsetMetadata: Map[TopicAndPartition, OffsetAndMetadata], responseCallback: (Map[TopicAndPartition, Short]) ⇒ Unit): Unit

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  23. def handleDescribeGroup(groupId: String): (Errors, GroupSummary)

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  24. def handleFetchOffsets(groupId: String, partitions: Seq[TopicAndPartition]): Map[TopicAndPartition, OffsetMetadataAndError]

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  25. def handleGroupEmigration(offsetTopicPartitionId: Int): Unit

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  26. def handleGroupImmigration(offsetTopicPartitionId: Int): Unit

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  27. def handleHeartbeat(groupId: String, memberId: String, generationId: Int, responseCallback: (Short) ⇒ Unit): Unit

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  28. def handleJoinGroup(groupId: String, memberId: String, clientId: String, clientHost: String, sessionTimeoutMs: Int, protocolType: String, protocols: List[(String, Array[Byte])], responseCallback: JoinCallback): Unit

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  29. def handleLeaveGroup(groupId: String, consumerId: String, responseCallback: (Short) ⇒ Unit): Unit

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  30. def handleListGroups(): (Errors, List[GroupOverview])

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  31. def handleSyncGroup(groupId: String, generation: Int, memberId: String, groupAssignment: Map[String, Array[Byte]], responseCallback: SyncCallback): Unit

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  32. def hashCode(): Int

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  33. def info(msg: ⇒ String, e: ⇒ Throwable): Unit

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  34. def info(e: ⇒ Throwable): Any

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  35. def info(msg: ⇒ String): Unit

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  36. final def isInstanceOf[T0]: Boolean

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  37. var logIdent: String

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  38. lazy val logger: Logger

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  39. val loggerName: String

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  40. final def ne(arg0: AnyRef): Boolean

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  41. final def notify(): Unit

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  42. final def notifyAll(): Unit

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  43. val offsetConfig: OffsetConfig

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  44. def offsetsTopicConfigs: Properties

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  45. def onCompleteHeartbeat(): Unit

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  46. def onCompleteJoin(group: GroupMetadata): Unit

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  47. def onExpireHeartbeat(group: GroupMetadata, member: MemberMetadata, heartbeatDeadline: Long): Unit

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  48. def onExpireJoin(): Unit

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  49. def partitionFor(group: String): Int

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  50. def shutdown(): Unit

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    Shutdown logic executed at the same time when server shuts down.

    Shutdown logic executed at the same time when server shuts down. Ordering of actions should be reversed from the startup process.

  51. def startup(): Unit

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    Startup logic executed at the same time when the server starts up.

  52. def swallow(action: ⇒ Unit): Unit

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  53. def swallowDebug(action: ⇒ Unit): Unit

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  54. def swallowError(action: ⇒ Unit): Unit

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  55. def swallowInfo(action: ⇒ Unit): Unit

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  56. def swallowTrace(action: ⇒ Unit): Unit

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  57. def swallowWarn(action: ⇒ Unit): Unit

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  58. final def synchronized[T0](arg0: ⇒ T0): T0

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  59. def toString(): String

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  60. def trace(msg: ⇒ String, e: ⇒ Throwable): Unit

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  61. def trace(e: ⇒ Throwable): Any

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  62. def trace(msg: ⇒ String): Unit

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  63. def tryCompleteHeartbeat(group: GroupMetadata, member: MemberMetadata, heartbeatDeadline: Long, forceComplete: () ⇒ Boolean): Boolean

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  64. def tryCompleteJoin(group: GroupMetadata, forceComplete: () ⇒ Boolean): Boolean

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  65. final def wait(): Unit

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  66. final def wait(arg0: Long, arg1: Int): Unit

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  67. final def wait(arg0: Long): Unit

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  68. def warn(msg: ⇒ String, e: ⇒ Throwable): Unit

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  69. def warn(e: ⇒ Throwable): Any

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  70. def warn(msg: ⇒ String): Unit

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