Class MessagesInput

java.lang.Object

dev.langchain4j.model.decision.request.MessagesInput

All Implemented Interfaces:

DecisionInput

@Experimental
public final class MessagesInput
extends Object
implements DecisionInput

A DecisionInput that is a conversation: messages in the order they were exchanged, for example a chat between a user and an AI assistant, including the tools the assistant called (AiMessage.toolExecutionRequests()) and their results (ToolExecutionResultMessage). Which kinds of messages and contents are supported depends on the decision model.

Since:

1.23.0

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
static MessagesInput	from(List<? extends ChatMessage> messages)	Creates the input from a copy of the given messages.
int	hashCode()
List<ChatMessage>	messages()	The messages, in order.
String	toString()
DecisionInputType	type()	The type of this input.

Methods inherited from class Object

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

Method Details

from

public static MessagesInput from(List<? extends ChatMessage> messages)

Creates the input from a copy of the given messages.

Throws:

IllegalArgumentException - if messages is null or empty, or contains null

messages

public List<ChatMessage> messages()

The messages, in order. The list is unmodifiable.

type

public DecisionInputType type()

Description copied from interface: DecisionInput

The type of this input.

Specified by:

type in interface DecisionInput

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object