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java.lang.Object

java.util.EventObject

org.springframework.geode.distributed.event.MembershipEvent<T>

Type Parameters:: T - specific type of MembershipEvent.

All Implemented Interfaces:: Serializable

Direct Known Subclasses:: MemberDepartedEvent, MemberJoinedEvent, MemberSuspectEvent, QuorumLostEvent

public abstract class MembershipEvent<T extends MembershipEvent<T>> extends EventObject

EventObject implementation indicating a membership event in the DistributedSystem.

Since:

1.3.0

See Also:

EventObject
Cache
DistributedMember
DistributedSystem
DistributionManager
Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type

Class

Description

static enum

MembershipEvent.Type

An enumeration of different type of MembershipEvents.
Field Summary

Fields inherited from class java.util.EventObject
source
Constructor Summary

Constructors

Constructor

Description

MembershipEvent(org.apache.geode.distributed.internal.DistributionManager distributionManager)

Constructs a new instance of MembershipEvent initialized with the given DistributionManager.
Method Summary

Modifier and Type

Method

Description

protected static <T> T

assertNotNull(T target, String message, Object... arguments)

Asserts that the given target is not null.

Optional<org.apache.geode.cache.Cache>

getCache()

Returns an Optional reference to the peer Cache.

Optional<org.apache.geode.distributed.DistributedMember>

getDistributedMember()

Returns an Optional reference to the DistributedMember that is the subject of this MembershipEvent.

Optional<org.apache.geode.distributed.DistributedSystem>

getDistributedSystem()

Returns an Optional reference to the DistributedSystem (cluster) to which the peer Cache is connected.

org.apache.geode.distributed.internal.DistributionManager

getDistributionManager()

Returns a reference to the configured DistributionManager which is use as the source of this event.

MembershipEvent.Type

getType()

Returns the MembershipEvent.Type of this MembershipEvent, such as MembershipEvent.Type.MEMBER_JOINED.

T

withMember(org.apache.geode.distributed.DistributedMember distributedMember)

Null-safe builder method used to configure the member that is the subject of this event.

Methods inherited from class java.util.EventObject
getSource, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details
- MembershipEvent
  
  public MembershipEvent(org.apache.geode.distributed.internal.DistributionManager distributionManager)
  
  Constructs a new instance of MembershipEvent initialized with the given DistributionManager.
  Parameters:
  
  distributionManager - DistributionManager used to acquire the Cache, which is used as the source of this event.
  
  Throws:
  
  IllegalArgumentException - if DistributionManager is null.
  
  See Also:
  
  DistributionManager
Method Details
- assertNotNull
  
  protected static <T> T assertNotNull(T target, String message, Object... arguments)
  
  Asserts that the given target is not null.
  
  Type Parameters:
  
  T - type of the target.
  
  Parameters:
  
  target - Object to evaluate.
  
  message - String containing the message for the IllegalArgumentException.
  
  arguments - array of arguments to populate the placeholders in the message.
  
  Returns:
  
  the target.
  
  Throws:
  
  IllegalArgumentException - if target is null.
- getCache
  
  public Optional<org.apache.geode.cache.Cache> getCache()
  
  Returns an Optional reference to the peer Cache.
  Returns:
  
  an Optional reference to the peer Cache.
  
  See Also:
  
  Cache
  
  getDistributionManager()
  
  Optional
- getDistributedMember
  
  public Optional<org.apache.geode.distributed.DistributedMember> getDistributedMember()
  
  Returns an Optional reference to the DistributedMember that is the subject of this MembershipEvent.
  Returns:
  
  an Optional reference to the DistributedMember that is the subject of this event.
  
  See Also:
  
  DistributedMember
  
  getDistributionManager()
  
  Optional
- getDistributedSystem
  
  public Optional<org.apache.geode.distributed.DistributedSystem> getDistributedSystem()
  
  Returns an Optional reference to the DistributedSystem (cluster) to which the peer Cache is connected.
  Returns:
  
  an Optional reference to the DistributedSystem.
  
  See Also:
  
  DistributedSystem
  
  getDistributionManager()
  
  Optional
- getDistributionManager
  
  public org.apache.geode.distributed.internal.DistributionManager getDistributionManager()
  
  Returns a reference to the configured DistributionManager which is use as the source of this event.
  Returns:
  
  a reference to the DistributionManager.
  
  See Also:
  
  DistributionManager
- getType
  
  public MembershipEvent.Type getType()
  
  Returns the MembershipEvent.Type of this MembershipEvent, such as MembershipEvent.Type.MEMBER_JOINED.
  
  Returns:
  
  the MembershipEvent.Type.
- withMember
  
  public T withMember(org.apache.geode.distributed.DistributedMember distributedMember)
  
  Null-safe builder method used to configure the member that is the subject of this event.
  Parameters:
  
  distributedMember - DistributedMember that is the subject of this event.
  
  Returns:
  
  this MembershipEvent.
  
  See Also:
  
  DistributedMember
  
  getDistributedMember()

Class MembershipEvent<T extends MembershipEvent<T>>

Nested Class Summary

Field Summary

Fields inherited from class java.util.EventObject

Constructor Summary

Method Summary

Methods inherited from class java.util.EventObject

Methods inherited from class java.lang.Object

Constructor Details

MembershipEvent

Method Details

assertNotNull

getCache

getDistributedMember

getDistributedSystem

getDistributionManager

getType

withMember