Package akka.javasdk.agent

Record Class SessionHistory

Object

Record

akka.javasdk.agent.SessionHistory

Record Components:

messages - the messages in the session, in order

sequenceNumber - the entity's sequence number at the time this history was loaded

tokenUsage - total token usage across all SessionMessage.AiMessages in the history

public record SessionHistory(List<SessionMessage> messages, long sequenceNumber, SessionMessage.TokenUsage tokenUsage)
extends Record

The full message history of a session, as loaded from SessionMemoryEntity.

Field Summary

Fields

Modifier and Type	Field	Description
static final SessionHistory	EMPTY	An empty history, as returned for a session that has never been written to.

Constructor Summary

Constructors

Constructor	Description
SessionHistory(List<SessionMessage> messages, long sequenceNumber)
SessionHistory(List<SessionMessage> messages, long sequenceNumber, SessionMessage.TokenUsage tokenUsage)	Creates an instance of a SessionHistory record class.

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.
List<SessionMessage>	messages()	Returns the value of the messages record component.
long	sequenceNumber()	Returns the value of the sequenceNumber record component.
SessionMessage.TokenUsage	tokenUsage()	Returns the value of the tokenUsage 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

Field Details

EMPTY

public static final SessionHistory EMPTY

An empty history, as returned for a session that has never been written to.

Constructor Details

SessionHistory

public SessionHistory(List<SessionMessage> messages,
 long sequenceNumber)

SessionHistory

public SessionHistory(List<SessionMessage> messages,
 long sequenceNumber,
 SessionMessage.TokenUsage tokenUsage)

Creates an instance of a SessionHistory record class.

Parameters:

messages - the value for the messages record component

sequenceNumber - the value for the sequenceNumber record component

tokenUsage - the value for the tokenUsage record component

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. Reference components are compared with Objects::equals(Object,Object); primitive components are compared with '=='.

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.

messages

public List<SessionMessage> messages()

Returns the value of the messages record component.

Returns:

the value of the messages record component

sequenceNumber

public long sequenceNumber()

Returns the value of the sequenceNumber record component.

Returns:

the value of the sequenceNumber record component

tokenUsage

public SessionMessage.TokenUsage tokenUsage()

Returns the value of the tokenUsage record component.

Returns:

the value of the tokenUsage record component