Package dev.tachyonmcp.core.server.features.tools

Class DefaultToolRegistry

java.lang.Object

dev.tachyonmcp.core.server.features.AbstractRegistry<ToolDescriptor,ToolHandler>

dev.tachyonmcp.core.server.features.tools.DefaultToolRegistry

All Implemented Interfaces:

Tools, ToolRegistry

@InternalApi
public class DefaultToolRegistry
extends AbstractRegistry<ToolDescriptor,ToolHandler>
implements ToolRegistry

AbstractRegistry for tool handlers with input/output schema validation.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	MAX_DESCRIPTION_LENGTH	Maximum description length before a warning is logged.

Constructor Summary

Constructors

Constructor	Description
DefaultToolRegistry(JsonSchemaFactory<String> schemaFactory, FeatureConfig config)	Creates a tool registry with the given schema validators and payload serde.

Method Summary

Modifier and Type	Method	Description
List<ToolDescriptor>	descriptors()	Retrieves all registered tool descriptors in name order.
Optional<ToolDescriptor>	find(String name)	Finds the descriptor for a registered tool by name.
Tools	register(ToolDescriptor descriptor, ToolFn fn)	Registers a tool descriptor with a synchronous function.
Tools	registerAsync(ToolDescriptor descriptor, AsyncToolFn fn)	Registers a tool descriptor with an asynchronous function.
boolean	unregister(String name)	Removes the registered tool with the specified name.

Methods inherited from class dev.tachyonmcp.core.server.features.AbstractRegistry

addItem, addItemIfAbsent, defaultPageSize, fireOnChange, get, getAll, isEmpty, list, list, listItems, onChange, removeItem

Methods inherited from class java.lang.Object

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

Methods inherited from interface dev.tachyonmcp.api.server.features.tools.Tools

register, registerAsync

Field Details

MAX_DESCRIPTION_LENGTH

public static final int MAX_DESCRIPTION_LENGTH

Maximum description length before a warning is logged. MCP clients may truncate descriptions beyond this length.

See Also:

• Constant Field Values

Constructor Details

DefaultToolRegistry

public DefaultToolRegistry(JsonSchemaFactory<String> schemaFactory,
 FeatureConfig config)

Creates a tool registry with the given schema validators and payload serde.

Method Details

register

public Tools register(ToolDescriptor descriptor,
 ToolFn fn)

Description copied from interface: Tools

Registers a tool descriptor with a synchronous function.

Specified by:

register in interface Tools

Parameters:

descriptor - the tool descriptor

fn - the tool function

Returns:

this registry

registerAsync

public Tools registerAsync(ToolDescriptor descriptor,
 AsyncToolFn fn)

Description copied from interface: Tools

Registers a tool descriptor with an asynchronous function.

Specified by:

registerAsync in interface Tools

Parameters:

descriptor - the tool descriptor

fn - the asynchronous tool function

Returns:

this registry

unregister

public boolean unregister(String name)

Removes the registered tool with the specified name.

Specified by:

unregister in interface Tools

Parameters:

name - the name of the tool to remove

Returns:

true if a tool was removed, false otherwise

find

public Optional<ToolDescriptor> find(String name)

Finds the descriptor for a registered tool by name.

Specified by:

find in interface Tools

Parameters:

name - the tool name to find

Returns:

the tool descriptor if registered, or an empty optional otherwise

descriptors

public List<ToolDescriptor> descriptors()

Retrieves all registered tool descriptors in name order.

Specified by:

descriptors in interface Tools

Returns:

the registered tool descriptors sorted by name