Uses of Package
dev.langchain4j.service.tool

Packages that use dev.langchain4j.service.tool

Package	Description
dev.langchain4j.agentic.agent
dev.langchain4j.agentic.observability
dev.langchain4j.mcp
dev.langchain4j.mcp.client
dev.langchain4j.mcp.resourcesastools
dev.langchain4j.service
dev.langchain4j.service.tool
dev.langchain4j.service.tool.search
dev.langchain4j.skills
dev.langchain4j.skills.shell

Classes in dev.langchain4j.service.tool used by dev.langchain4j.agentic.agent

Class	Description
ToolArgumentsErrorHandler	Handler for ToolArgumentsExceptions thrown by a ToolExecutor.
ToolExecutionErrorHandler	Handler for ToolExecutionExceptions thrown by a ToolExecutor.
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.
ToolProvider	A tool provider.

Classes in dev.langchain4j.service.tool used by dev.langchain4j.agentic.observability

Class	Description
BeforeToolExecution
ToolExecution	Represents the execution of a tool, including the request and the result.

Classes in dev.langchain4j.service.tool used by dev.langchain4j.mcp

Class	Description
ToolExecutionResult	Represents the result of a tool execution.
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.
ToolProvider	A tool provider.
ToolProviderRequest
ToolProviderResult

Classes in dev.langchain4j.service.tool used by dev.langchain4j.mcp.client

Class	Description
ToolExecutionResult	Represents the result of a tool execution.

Classes in dev.langchain4j.service.tool used by dev.langchain4j.mcp.resourcesastools

Class	Description
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.

Classes in dev.langchain4j.service.tool used by dev.langchain4j.service

Class	Description
BeforeToolExecution
ToolArgumentsErrorHandler	Handler for ToolArgumentsExceptions thrown by a ToolExecutor.
ToolExecution	Represents the execution of a tool, including the request and the result.
ToolExecutionErrorHandler	Handler for ToolExecutionExceptions thrown by a ToolExecutor.
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.
ToolProvider	A tool provider.
ToolService
ToolServiceContext

Classes in dev.langchain4j.service.tool used by dev.langchain4j.service.tool

Class	Description
AiServiceTool	Represents a tool managed by an AI Service, combining: ToolSpecification — what is sent to the LLM ToolExecutor — what is called when the LLM invokes the tool Metadata that controls how the AI Service handles this tool (e.g., immediate return)
AiServiceTool.Builder
BeforeToolExecution
BeforeToolExecution.Builder
DefaultToolExecutor
DefaultToolExecutor.Builder
HallucinatedToolNameStrategy
ToolArgumentsErrorHandler	Handler for ToolArgumentsExceptions thrown by a ToolExecutor.
ToolErrorContext
ToolErrorContext.Builder
ToolErrorHandlerResult
ToolExecution	Represents the execution of a tool, including the request and the result.
ToolExecution.Builder
ToolExecutionErrorHandler	Handler for ToolExecutionExceptions thrown by a ToolExecutor.
ToolExecutionResult	Represents the result of a tool execution.
ToolExecutionResult.Builder
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.
ToolProvider	A tool provider.
ToolProviderRequest
ToolProviderRequest.Builder
ToolProviderResult
ToolProviderResult.Builder
ToolServiceContext
ToolServiceContext.Builder
ToolServiceContext.Empty
ToolServiceResult
ToolServiceResult.Builder

Classes in dev.langchain4j.service.tool used by dev.langchain4j.service.tool.search

Class	Description
ToolExecutionResult	Represents the result of a tool execution.
ToolServiceContext

Classes in dev.langchain4j.service.tool used by dev.langchain4j.skills

Class	Description
ToolExecutor	A low-level executor/handler of a ToolExecutionRequest.
ToolProvider	A tool provider.

Classes in dev.langchain4j.service.tool used by dev.langchain4j.skills.shell

Class	Description
ToolProvider	A tool provider.