Package com.google.genai.types

Class FunctionCall

java.lang.Object

com.google.genai.JsonSerializable

com.google.genai.types.FunctionCall

public abstract class FunctionCall
extends JsonSerializable

A predicted FunctionCall returned from the model that contains a string representing the FunctionDeclaration.name and a structured JSON object containing the parameters and their values.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FunctionCall.Builder	Builder for FunctionCall.

Field Summary

Fields inherited from class com.google.genai.JsonSerializable

MAX_READ_LENGTH_PROPERTY

Constructor Summary

Constructors

Constructor	Description
FunctionCall()

Method Summary

Modifier and Type	Method	Description
abstract Optional<Map<String,Object>>	args()	Optional.
static FunctionCall.Builder	builder()	Instantiates a builder for FunctionCall.
static FunctionCall	fromJson(String jsonString)	Deserializes a JSON string to a FunctionCall object.
abstract Optional<String>	id()	Optional.
abstract Optional<String>	name()	Optional.
abstract Optional<List<PartialArg>>	partialArgs()	Optional.
abstract FunctionCall.Builder	toBuilder()	Creates a builder with the same values as this instance.
abstract Optional<Boolean>	willContinue()	Optional.

Methods inherited from class com.google.genai.JsonSerializable

fromJsonNode, fromJsonString, objectMapper, setMaxReadLength, stringToJsonNode, toJson, toJsonNode, toJsonString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

FunctionCall

public FunctionCall()

Method Details

id

public abstract Optional<String> id()

Optional. The unique id of the function call. If populated, the client to execute the `function_call` and return the response with the matching `id`.

args

public abstract Optional<Map<String,Object>> args()

Optional. The function parameters and values in JSON object format. See FunctionDeclaration.parameters for parameter details.

name

public abstract Optional<String> name()

Optional. The name of the function to call. Matches FunctionDeclaration.name.

partialArgs

public abstract Optional<List<PartialArg>> partialArgs()

Optional. The partial argument value of the function call. If provided, represents the arguments/fields that are streamed incrementally. This field is not supported in Gemini API.

willContinue

public abstract Optional<Boolean> willContinue()

Optional. Whether this is the last part of the FunctionCall. If true, another partial message for the current FunctionCall is expected to follow. This field is not supported in Gemini API.

builder

public static FunctionCall.Builder builder()

Instantiates a builder for FunctionCall.

toBuilder

public abstract FunctionCall.Builder toBuilder()

Creates a builder with the same values as this instance.

fromJson

public static FunctionCall fromJson(String jsonString)

Deserializes a JSON string to a FunctionCall object.