Package org.opendaylight.controller.cluster.notifications

Record Class RoleChangeNotification

java.lang.Object

java.lang.Record

org.opendaylight.controller.cluster.notifications.RoleChangeNotification

All Implemented Interfaces:

Serializable

@NonNullByDefault
public record RoleChangeNotification(String memberId, @Nullable String oldRole, String newRole)
extends Record
implements Serializable

Notification message representing a Role change of a cluster member. Roles generally are Leader, Follower and Candidate. But can be based on the consensus strategy/implementation. The Listener could be in a separate ActorSystem and hence this message needs to be Serializable.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
RoleChangeNotification(String memberId, @Nullable String oldRole, String newRole)	Creates an instance of a RoleChangeNotification record class.
RoleChangeNotification(String memberId, RaftRole newRole)
RoleChangeNotification(String memberId, RaftRole newRole, @Nullable RaftRole oldRole)

Method Summary

Modifier and Type	Method	Description
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
final int	hashCode()	Returns a hash code value for this object.
String	memberId()	Returns the value of the memberId record component.
String	newRole()	Returns the value of the newRole record component.
@Nullable String	oldRole()	Returns the value of the oldRole record component.
final String	toString()	Returns a string representation of this record class.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

RoleChangeNotification

public RoleChangeNotification(String memberId,
 @Nullable String oldRole,
 String newRole)

Creates an instance of a RoleChangeNotification record class.

Parameters:

memberId - the value for the memberId record component

oldRole - the value for the oldRole record component

newRole - the value for the newRole record component

RoleChangeNotification

public RoleChangeNotification(String memberId,
 RaftRole newRole)

RoleChangeNotification

public RoleChangeNotification(String memberId,
 RaftRole newRole,
 @Nullable RaftRole oldRole)

Method Details

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

memberId

public String memberId()

Returns the value of the memberId record component.

Returns:

the value of the memberId record component

oldRole

public @Nullable String oldRole()

Returns the value of the oldRole record component.

Returns:

the value of the oldRole record component

newRole

public String newRole()

Returns the value of the newRole record component.

Returns:

the value of the newRole record component