Unify component storage in LocalProvider

examples/mount_example.py

@@ -1,7 +1,6 @@
 """Example of mounting FastMCP apps together.
 
-This example demonstrates how to mount FastMCP apps together using
-the ToolManager's import_tools functionality. It shows how to:
+This example demonstrates how to mount FastMCP apps together. It shows how to:
 
 1. Create sub-applications for different domains
 2. Mount those sub-applications to a main application
@@ -103,10 +102,6 @@ async def get_server_details():
     print(f"  - Imported from weather app: {weather_resources}")
     print(f"  - Imported from news app: {news_resources}")
 
-    # Let's try to access resources using the prefixed URI
-    weather_data = await app._read_resource_mcp(uri="weather://weather/forecast")
-    print(f"\nWeather data from prefixed URI: {weather_data}")
-
 
 if __name__ == "__main__":
     # First run our async function to display info

src/fastmcp/contrib/component_manager/component_service.py

@@ -25,7 +25,7 @@ def _get_mounted_server_and_key(
     Args:
         provider: The provider to check.
         key: The transformed component key.
-        component_type: Either "tool" (for tools/prompts) or "resource".
+        component_type: Either "tool", "prompt", or "resource".
 
     Returns:
         Tuple of (server, original_key) if the key matches this provider,
@@ -35,6 +35,8 @@ def _get_mounted_server_and_key(
         # TransformingProvider - reverse the transformation
         if component_type == "resource":
             original = provider._reverse_resource_uri(key)
+        elif component_type == "prompt":
+            original = provider._reverse_prompt_name(key)
         else:
             original = provider._reverse_tool_name(key)
 
@@ -55,9 +57,6 @@ class ComponentService:
 
     def __init__(self, server: FastMCP):
         self._server = server
-        self._tool_manager = server._tool_manager
-        self._resource_manager = server._resource_manager
-        self._prompt_manager = server._prompt_manager
 
     async def _enable_tool(self, key: str) -> Tool:
         """Handle 'enableTool' requests.
@@ -71,7 +70,7 @@ async def _enable_tool(self, key: str) -> Tool:
         logger.debug("Enabling tool: %s", key)
 
         # 1. Check local tools first. The server will have already applied its filter.
-        if key in self._server._tool_manager._tools:
+        if key in self._server._local_provider._tools:
             tool: Tool = await self._server.get_tool(key)
             tool.enable()
             return tool
@@ -98,7 +97,7 @@ async def _disable_tool(self, key: str) -> Tool:
         logger.debug("Disable tool: %s", key)
 
         # 1. Check local tools first. The server will have already applied its filter.
-        if key in self._server._tool_manager._tools:
+        if key in self._server._local_provider._tools:
             tool: Tool = await self._server.get_tool(key)
             tool.disable()
             return tool
@@ -125,11 +124,11 @@ async def _enable_resource(self, key: str) -> Resource | ResourceTemplate:
         logger.debug("Enabling resource: %s", key)
 
         # 1. Check local resources first. The server will have already applied its filter.
-        if key in self._resource_manager._resources:
+        if key in self._server._local_provider._resources:
             resource: Resource = await self._server.get_resource(key)
             resource.enable()
             return resource
-        if key in self._resource_manager._templates:
+        if key in self._server._local_provider._templates:
             template: ResourceTemplate = await self._server.get_resource_template(key)
             template.enable()
             return template
@@ -158,11 +157,11 @@ async def _disable_resource(self, key: str) -> Resource | ResourceTemplate:
         logger.debug("Disable resource: %s", key)
 
         # 1. Check local resources first. The server will have already applied its filter.
-        if key in self._resource_manager._resources:
+        if key in self._server._local_provider._resources:
             resource: Resource = await self._server.get_resource(key)
             resource.disable()
             return resource
-        if key in self._resource_manager._templates:
+        if key in self._server._local_provider._templates:
             template: ResourceTemplate = await self._server.get_resource_template(key)
             template.disable()
             return template
@@ -191,14 +190,14 @@ async def _enable_prompt(self, key: str) -> Prompt:
         logger.debug("Enabling prompt: %s", key)
 
         # 1. Check local prompts first. The server will have already applied its filter.
-        if key in self._server._prompt_manager._prompts:
+        if key in self._server._local_provider._prompts:
             prompt: Prompt = await self._server.get_prompt(key)
             prompt.enable()
             return prompt
 
         # 2. Check mounted servers via FastMCPProvider/TransformingProvider
         for provider in self._server._providers:
-            result = _get_mounted_server_and_key(provider, key, "tool")
+            result = _get_mounted_server_and_key(provider, key, "prompt")
             if result is not None:
                 server, unprefixed = result
                 mounted_service = ComponentService(server)
@@ -217,14 +216,14 @@ async def _disable_prompt(self, key: str) -> Prompt:
         """
 
         # 1. Check local prompts first. The server will have already applied its filter.
-        if key in self._server._prompt_manager._prompts:
+        if key in self._server._local_provider._prompts:
             prompt: Prompt = await self._server.get_prompt(key)
             prompt.disable()
             return prompt
 
         # 2. Check mounted servers via FastMCPProvider/TransformingProvider
         for provider in self._server._providers:
-            result = _get_mounted_server_and_key(provider, key, "tool")
+            result = _get_mounted_server_and_key(provider, key, "prompt")
             if result is not None:
                 server, unprefixed = result
                 mounted_service = ComponentService(server)

src/fastmcp/prompts/__init__.py

@@ -1,10 +1,8 @@
-from .prompt import Message, Prompt, PromptResult, PromptMessage
-from .prompt_manager import PromptManager
+from .prompt import Message, Prompt, PromptMessage, PromptResult
 
 __all__ = [
     "Message",
     "Prompt",
-    "PromptManager",
     "PromptMessage",
     "PromptResult",
 ]

src/fastmcp/resources/__init__.py

@@ -1,5 +1,4 @@
 from .resource import FunctionResource, Resource, ResourceContent
-from .resource_manager import ResourceManager
 from .template import ResourceTemplate
 from .types import (
     BinaryResource,
@@ -17,7 +16,6 @@
     "HttpResource",
     "Resource",
     "ResourceContent",
-    "ResourceManager",
     "ResourceTemplate",
     "TextResource",
 ]