diff --git a/lsp-server/src/core/dispacther.cpp b/lsp-server/src/core/dispacther.cpp
index 2f616d0..dc11214 100644
--- a/lsp-server/src/core/dispacther.cpp
+++ b/lsp-server/src/core/dispacther.cpp
@@ -19,10 +19,10 @@ namespace lsp::core
         spdlog::debug("RequestScheduler set in dispatcher");
     }
 
-    void RequestDispatcher::SetDocumentManager(services::DocumentManager* document_manager)
+    void RequestDispatcher::SetDocumentService(services::DocumentService* document_manager)
     {
-        document_manager_ = document_manager;
-        spdlog::debug("DocumentManager is set in dispatcher");
+        document_service_ = document_manager;
+        spdlog::debug("DocumentService is set in dispatcher");
     }
 
     void RequestDispatcher::RegisterRequestProvider(std::shared_ptr<providers::IRequestProvider> provider)
@@ -52,7 +52,7 @@ namespace lsp::core
 
     std::string RequestDispatcher::Dispatch(const protocol::RequestMessage& request)
     {
-        providers::ExecutionContext context(scheduler_, context_lifecycle_callback_, document_manager_);
+        providers::ExecutionContext context(scheduler_, context_lifecycle_callback_, document_service_);
 
         std::shared_lock<std::shared_mutex> lock(providers_mutex_);
         auto it = providers_.find(request.method);
@@ -76,7 +76,7 @@ namespace lsp::core
 
     void RequestDispatcher::Dispatch(const protocol::NotificationMessage& notification)
     {
-        providers::ExecutionContext context(scheduler_, context_lifecycle_callback_, document_manager_);
+        providers::ExecutionContext context(scheduler_, context_lifecycle_callback_, document_service_);
 
         std::shared_lock<std::shared_mutex> lock(notification_providers_mutex_);
         // 先尝试精确匹配
diff --git a/lsp-server/src/core/dispacther.hpp b/lsp-server/src/core/dispacther.hpp
index f265178..2576ce5 100644
--- a/lsp-server/src/core/dispacther.hpp
+++ b/lsp-server/src/core/dispacther.hpp
@@ -15,7 +15,7 @@ namespace lsp::core
         ~RequestDispatcher() = default;
 
         void SetRequestScheduler(scheduler::RequestScheduler* scheduler);
-        void SetDocumentManager(services::DocumentManager* document_manager);
+        void SetDocumentService(services::DocumentService* document_manager);
 
         void RegisterRequestProvider(std::shared_ptr<providers::IRequestProvider> provider);
         void RegisterNotificationProvider(std::shared_ptr<providers::INotificationProvider> provider);
@@ -52,7 +52,6 @@ namespace lsp::core
 
         // 服务引用
         scheduler::RequestScheduler* scheduler_ = nullptr;
-        services::DocumentManager* document_manager_ = nullptr;
+        services::DocumentService* document_service_ = nullptr;
     };
-
 }
diff --git a/lsp-server/src/core/server.cpp b/lsp-server/src/core/server.cpp
index 8e24cdd..d3e7f72 100644
--- a/lsp-server/src/core/server.cpp
+++ b/lsp-server/src/core/server.cpp
@@ -279,7 +279,7 @@ namespace lsp::core
 
     void LspServer::InitializeCoreServices()
     {
-        spdlog::debug("Initializing core services..."); 
+        spdlog::debug("Initializing core services...");
 
         dispatcher_.SetRequestScheduler(&scheduler_);
 
@@ -300,8 +300,8 @@ namespace lsp::core
     {
         spdlog::debug("Initializing extension services...");
 
-        document_manager_ = std::make_unique<services::DocumentManager>();
-        dispatcher_.SetDocumentManager(document_manager_.get());
+        document_service_ = std::make_unique<services::DocumentService>();
+        dispatcher_.SetDocumentService(document_service_.get());
 
         spdlog::debug("Extension services initialized");
     }
diff --git a/lsp-server/src/core/server.hpp b/lsp-server/src/core/server.hpp
index c730875..49777c1 100644
--- a/lsp-server/src/core/server.hpp
+++ b/lsp-server/src/core/server.hpp
@@ -55,7 +55,7 @@ namespace lsp::core
         scheduler::RequestScheduler scheduler_;
 
         // 可选/扩展组件 -- 所以用智能指针
-        std::unique_ptr<services::DocumentManager> document_manager_;
+        std::unique_ptr<services::DocumentService> document_service_;
 
         std::atomic<bool> is_initialized_ = false;
         std::atomic<bool> is_shutting_down_ = false;
diff --git a/lsp-server/src/provider/base/provider_interface.hpp b/lsp-server/src/provider/base/provider_interface.hpp
index e9837a5..ee84f72 100644
--- a/lsp-server/src/provider/base/provider_interface.hpp
+++ b/lsp-server/src/provider/base/provider_interface.hpp
@@ -21,12 +21,12 @@ namespace lsp::providers
     class ExecutionContext
     {
     public:
-        ExecutionContext(scheduler::RequestScheduler* scheduler, LifecycleCallback lifecycle_callback, services::DocumentManager* document_manager = nullptr) :
-            scheduler_(scheduler), lifecycle_callback_(lifecycle_callback), document_manager_(document_manager) {}
+        ExecutionContext(scheduler::RequestScheduler* scheduler, LifecycleCallback lifecycle_callback, services::DocumentService* document_manager = nullptr) :
+            scheduler_(scheduler), lifecycle_callback_(lifecycle_callback), document_service_(document_manager) {}
 
         scheduler::RequestScheduler* GetScheduler() const { return scheduler_; }
 
-        services::DocumentManager* GetDocumentManager() const { return document_manager_; }
+        services::DocumentService* GetDocumentService() const { return document_service_; }
 
         void TriggerLifecycleEvent(ServerLifecycleEvent event) const
         {
@@ -37,7 +37,7 @@ namespace lsp::providers
     private:
         scheduler::RequestScheduler* scheduler_;
         LifecycleCallback lifecycle_callback_;
-        services::DocumentManager* document_manager_;
+        services::DocumentService* document_service_;
     };
 
     // LSP请求提供者接口基类