Class McpToolExecutor

java.lang.Object

dev.langchain4j.mcp.McpToolExecutor

All Implemented Interfaces:

ToolExecutor

public class McpToolExecutor
extends Object
implements ToolExecutor

Since:

1.4.0

Constructor Summary

Constructors

Constructor	Description
McpToolExecutor(McpClient mcpClient)
McpToolExecutor(McpClient mcpClient, String fixedToolName)

Method Summary

Modifier and Type	Method	Description
String	execute(ToolExecutionRequest executionRequest, Object memoryId)	Executes a tool request.
ToolExecutionResult	executeWithContext(ToolExecutionRequest executionRequest, InvocationContext context)	Executes a tool request.

Methods inherited from class Object

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

Constructor Details

McpToolExecutor

public McpToolExecutor(McpClient mcpClient)

McpToolExecutor

public McpToolExecutor(McpClient mcpClient,
 String fixedToolName)

Method Details

execute

public String execute(ToolExecutionRequest executionRequest,
 Object memoryId)

Description copied from interface: ToolExecutor

Executes a tool request.

Specified by:

execute in interface ToolExecutor

Parameters:

executionRequest - The tool execution request. Contains tool name and arguments.

memoryId - The ID of the chat memory. .

Returns:

The result of the tool execution that will be sent to the LLM.

executeWithContext

public ToolExecutionResult executeWithContext(ToolExecutionRequest executionRequest,
 InvocationContext context)

Description copied from interface: ToolExecutor

Executes a tool request. Override this method if you wish to:

- access the InvocationParameters when passing extra data into the tool
- propagate the tool result object (ToolExecutionResult.result()) into the ToolExecution

Specified by:

executeWithContext in interface ToolExecutor

Parameters:

executionRequest - The tool execution request. Contains tool name and arguments.

context - The AI Service invocation context, contains ChatMemory ID (see MemoryId for more details), and InvocationParameters.

Returns:

The result of the tool execution that will be sent to the LLM.