Package dev.langchain4j.service.tool

Class ToolService

java.lang.Object

dev.langchain4j.service.tool.ToolService

public class ToolService
extends Object

Constructor Summary

Constructors

Constructor	Description
ToolService()

Method Summary

Modifier and Type	Method	Description
ToolExecutionResultMessage	applyToolHallucinationStrategy(ToolExecutionRequest toolExecutionRequest)
ToolArgumentsErrorHandler	argumentsErrorHandler()
void	argumentsErrorHandler(ToolArgumentsErrorHandler handler)
ToolServiceContext	createContext(Object memoryId, UserMessage userMessage)
ToolServiceResult	executeInferenceAndToolsLoop(ChatResponse chatResponse, ChatRequestParameters parameters, List<ChatMessage> messages, ChatModel chatModel, ChatMemory chatMemory, Object memoryId, Map<String,ToolExecutor> toolExecutors, boolean isReturnTypeResult)
void	executeToolsConcurrently()
void	executeToolsConcurrently(Executor executor)
static ToolExecutionResultMessage	executeWithErrorHandling(ToolExecutionRequest toolRequest, ToolExecutor executor, Object memoryId, ToolArgumentsErrorHandler argumentsErrorHandler, ToolExecutionErrorHandler executionErrorHandler)
ToolExecutionErrorHandler	executionErrorHandler()
void	executionErrorHandler(ToolExecutionErrorHandler handler)
Executor	executor()
void	hallucinatedToolNameStrategy(Function<ToolExecutionRequest,ToolExecutionResultMessage> toolHallucinationStrategy)
boolean	isImmediateTool(String toolName)
void	maxSequentialToolsInvocations(int maxSequentialToolsInvocations)
Map<String,ToolExecutor>	toolExecutors()
ToolProvider	toolProvider()
void	toolProvider(ToolProvider toolProvider)
void	tools(Collection<Object> objectsWithTools)
void	tools(Map<ToolSpecification,ToolExecutor> tools)
List<ToolSpecification>	toolSpecifications()

Methods inherited from class java.lang.Object

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

Constructor Details

ToolService

public ToolService()

Method Details

hallucinatedToolNameStrategy

public void hallucinatedToolNameStrategy(Function<ToolExecutionRequest,ToolExecutionResultMessage> toolHallucinationStrategy)

toolProvider

public void toolProvider(ToolProvider toolProvider)

tools

public void tools(Map<ToolSpecification,ToolExecutor> tools)

tools

public void tools(Collection<Object> objectsWithTools)

executeToolsConcurrently

public void executeToolsConcurrently()

Since:

1.4.0

executeToolsConcurrently

public void executeToolsConcurrently(Executor executor)

Since:

1.4.0

maxSequentialToolsInvocations

public void maxSequentialToolsInvocations(int maxSequentialToolsInvocations)

argumentsErrorHandler

public void argumentsErrorHandler(ToolArgumentsErrorHandler handler)

Since:

1.4.0

argumentsErrorHandler

public ToolArgumentsErrorHandler argumentsErrorHandler()

Since:

1.4.0

executionErrorHandler

public void executionErrorHandler(ToolExecutionErrorHandler handler)

Since:

1.4.0

executionErrorHandler

public ToolExecutionErrorHandler executionErrorHandler()

Since:

1.4.0

createContext

public ToolServiceContext createContext(Object memoryId,
 UserMessage userMessage)

executeInferenceAndToolsLoop

public ToolServiceResult executeInferenceAndToolsLoop(ChatResponse chatResponse,
 ChatRequestParameters parameters,
 List<ChatMessage> messages,
 ChatModel chatModel,
 ChatMemory chatMemory,
 Object memoryId,
 Map<String,ToolExecutor> toolExecutors,
 boolean isReturnTypeResult)

executeWithErrorHandling

public static ToolExecutionResultMessage executeWithErrorHandling(ToolExecutionRequest toolRequest,
 ToolExecutor executor,
 Object memoryId,
 ToolArgumentsErrorHandler argumentsErrorHandler,
 ToolExecutionErrorHandler executionErrorHandler)

applyToolHallucinationStrategy

public ToolExecutionResultMessage applyToolHallucinationStrategy(ToolExecutionRequest toolExecutionRequest)

toolSpecifications

public List<ToolSpecification> toolSpecifications()

toolExecutors

public Map<String,ToolExecutor> toolExecutors()

executor

public Executor executor()

Since:

1.4.0

toolProvider

public ToolProvider toolProvider()

isImmediateTool

public boolean isImmediateTool(String toolName)