Uses of Interface
dev.langchain4j.service.tool.ToolArgumentsErrorHandler

Packages that use ToolArgumentsErrorHandler

Package	Description
dev.langchain4j.agentic.agent
dev.langchain4j.service
dev.langchain4j.service.tool

Uses of ToolArgumentsErrorHandler in dev.langchain4j.agentic.agent

Methods in dev.langchain4j.agentic.agent with parameters of type ToolArgumentsErrorHandler

Modifier and Type	Method	Description
B	AgentBuilder.toolArgumentsErrorHandler(ToolArgumentsErrorHandler toolArgumentsErrorHandler)	Sets the handler invoked when the model provides invalid arguments for a tool call.

Uses of ToolArgumentsErrorHandler in dev.langchain4j.service

Methods in dev.langchain4j.service that return ToolArgumentsErrorHandler

Modifier and Type	Method	Description
ToolArgumentsErrorHandler	AiServiceTokenStreamParameters.toolArgumentsErrorHandler()

Methods in dev.langchain4j.service with parameters of type ToolArgumentsErrorHandler

Modifier and Type	Method	Description
AiServices<T>	AiServices.toolArgumentsErrorHandler(ToolArgumentsErrorHandler handler)	Configures the handler to be invoked when errors related to tool arguments occur, such as JSON parsing failures, missing required parameters, or mismatched argument types.
AiServiceTokenStreamParameters.Builder	AiServiceTokenStreamParameters.Builder.toolArgumentsErrorHandler(ToolArgumentsErrorHandler handler)

Uses of ToolArgumentsErrorHandler in dev.langchain4j.service.tool

Methods in dev.langchain4j.service.tool that return ToolArgumentsErrorHandler

Modifier and Type	Method	Description
ToolArgumentsErrorHandler	ToolService.argumentsErrorHandler()
ToolArgumentsErrorHandler	ToolService.asyncArgumentsErrorHandler()	The ToolArgumentsErrorHandler for the asynchronous AI Service modes (CompletableFuture, reactive Flow.Publisher): a user-configured handler if present, otherwise the async default, which sends the parsing error to the LLM so it can retry with corrected arguments.

Methods in dev.langchain4j.service.tool with parameters of type ToolArgumentsErrorHandler

Modifier and Type	Method	Description
void	ToolService.argumentsErrorHandler(ToolArgumentsErrorHandler handler)
static ToolExecutionResult	ToolService.executeWithErrorHandling(ToolExecutionRequest toolRequest, ToolExecutor toolExecutor, InvocationContext invocationContext, ToolArgumentsErrorHandler argumentsErrorHandler, ToolExecutionErrorHandler executionErrorHandler)