Record Class EventMessage<E extends Event>

java.lang.Object

java.lang.Record

app.dodb.smd.api.event.EventMessage<E>

All Implemented Interfaces:

Message<E, EventMessage<E>>

public record EventMessage<E extends Event>(MessageId messageId, E extends Event payload, Metadata metadata)
extends Record
implements Message<E, EventMessage<E>>

Constructor Summary

Constructors

Constructor	Description
EventMessage(MessageId messageId, E payload, Metadata metadata)	Creates an instance of a EventMessage record class.

Method Summary

Modifier and Type	Method	Description
EventMessage<E>	andMetadata(Metadata newMetadata)
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
static <E extends Event> EventMessage<E>	from(E payload, Metadata metadata)
final int	hashCode()	Returns a hash code value for this object.
MessageId	messageId()	Returns the value of the messageId record component.
Metadata	metadata()	Returns the value of the metadata record component.
E	payload()	Returns the value of the payload record component.
final String	toString()	Returns a string representation of this record class.
EventMessage<E>	withMetadata(Metadata newMetadata)

Methods inherited from class Object

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

Constructor Details

EventMessage

public EventMessage(MessageId messageId,
 E payload,
 Metadata metadata)

Creates an instance of a EventMessage record class.

Parameters:

messageId - the value for the messageId record component

payload - the value for the payload record component

metadata - the value for the metadata record component

Method Details

from

public static <E extends Event> EventMessage<E> from(E payload,
 Metadata metadata)

withMetadata

public EventMessage<E> withMetadata(Metadata newMetadata)

Specified by:

withMetadata in interface Message<E extends Event, EventMessage<E extends Event>>

andMetadata

public EventMessage<E> andMetadata(Metadata newMetadata)

Specified by:

andMetadata in interface Message<E extends Event, EventMessage<E extends Event>>

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.

messageId

public MessageId messageId()

Returns the value of the messageId record component.

Specified by:

messageId in interface Message<E extends Event, EventMessage<E extends Event>>

Returns:

the value of the messageId record component

payload

public E payload()

Returns the value of the payload record component.

Specified by:

payload in interface Message<E extends Event, EventMessage<E extends Event>>

Returns:

the value of the payload record component

metadata

public Metadata metadata()

Returns the value of the metadata record component.

Specified by:

metadata in interface Message<E extends Event, EventMessage<E extends Event>>

Returns:

the value of the metadata record component