diff --git a/README.MD b/README.MD
index 2ea6b33..c3827eb 100644
--- a/README.MD
+++ b/README.MD
@@ -1,5 +1,5 @@
 ### todo
 - [*] 使用Extractor方式提取数据，包括Body、Query和Path
 - [ ] multipart/form-data的实现
-- [ ] 参考example中的jwt实现方式，移除context对extension的依赖？那么language-tag该怎么处理？
+- [*] 参考example中的jwt实现方式，移除context对extension的依赖？那么language-tag该怎么处理？
 - [ ] 参考rocket，移除参数的元组类型
diff --git a/library/src/model/mod.rs b/library/src/model/mod.rs
index 3ae0378..0cf7839 100644
--- a/library/src/model/mod.rs
+++ b/library/src/model/mod.rs
@@ -1 +1,2 @@
-pub mod response;
\ No newline at end of file
+pub mod response;
+pub mod validator;
\ No newline at end of file
diff --git a/library/src/validator/validator.rs b/library/src/model/validator.rs
similarity index 100%
rename from library/src/validator/validator.rs
rename to library/src/model/validator.rs
diff --git a/library/src/validator/body_validator.rs b/library/src/validator/body_extractor.rs
similarity index 94%
rename from library/src/validator/body_validator.rs
rename to library/src/validator/body_extractor.rs
index 8f96859..6c683ee 100644
--- a/library/src/validator/body_validator.rs
+++ b/library/src/validator/body_extractor.rs
@@ -45,7 +45,7 @@ where
                 match axum::Json::<T>::from_request(req, state).await {
                     Ok(value) => {
                         let data = value.0;
-                        match super::validator::validate_params(&data, lang_tag) {
+                        match crate::model::validator::validate_params(&data, lang_tag) {
                             Ok(_) => return Ok(Self(data)),
                             Err(err) => return Err(err),
                         }
@@ -60,7 +60,7 @@ where
                 match axum::Form::<T>::from_request(req, state).await {
                     Ok(value) => {
                         let data = value.0;
-                        match super::validator::validate_params(&data, lang_tag) {
+                        match crate::model::validator::validate_params(&data, lang_tag) {
                             Ok(_) => return Ok(Self(data)),
                             Err(err) => return Err(err),
                         }
diff --git a/library/src/validator/context_extractor.rs b/library/src/validator/context_extractor.rs
new file mode 100644
index 0000000..2cb04eb
--- /dev/null
+++ b/library/src/validator/context_extractor.rs
@@ -0,0 +1,18 @@
+use axum::{async_trait, extract::FromRequestParts};
+use http::request::Parts;
+
+use crate::{context::Context, model::response::ResErr};
+
+
+#[async_trait]
+impl<S> FromRequestParts<S> for Context
+where
+    S: Send + Sync,
+{
+    type Rejection = ResErr;
+
+    async fn from_request_parts(parts: &mut Parts, _: &S) -> Result<Self, Self::Rejection> {
+        let context: &Context = parts.extensions.get().unwrap();
+        Ok(context.clone())
+    }
+}
\ No newline at end of file
diff --git a/library/src/validator/mod.rs b/library/src/validator/mod.rs
index 099d689..c38932e 100644
--- a/library/src/validator/mod.rs
+++ b/library/src/validator/mod.rs
@@ -1,4 +1,4 @@
-pub mod validator;
-pub mod query_validator;
-pub mod path_validator;
-pub mod body_validator;
\ No newline at end of file
+pub mod query_extractor;
+pub mod path_extractor;
+pub mod body_extractor;
+pub mod context_extractor;
\ No newline at end of file
diff --git a/library/src/validator/path_validator.rs b/library/src/validator/path_extractor.rs
similarity index 100%
rename from library/src/validator/path_validator.rs
rename to library/src/validator/path_extractor.rs
diff --git a/library/src/validator/query_validator.rs b/library/src/validator/query_extractor.rs
similarity index 91%
rename from library/src/validator/query_validator.rs
rename to library/src/validator/query_extractor.rs
index 2475a4d..00e569b 100644
--- a/library/src/validator/query_validator.rs
+++ b/library/src/validator/query_extractor.rs
@@ -23,7 +23,7 @@ where
         let context: &Context = parts.extensions.get().unwrap();
 
         if let Ok(Query(data)) = query {
-            match super::validator::validate_params(&data, context.get_lang_tag()) {
+            match crate::model::validator::validate_params(&data, context.get_lang_tag()) {
                 Ok(_) => Ok(Self(data)),
                 Err(err) => Err(err),
             }
diff --git a/server/src/controller/account_controller.rs b/server/src/controller/account_controller.rs
index c4b620c..344b50a 100644
--- a/server/src/controller/account_controller.rs
+++ b/server/src/controller/account_controller.rs
@@ -1,6 +1,5 @@
-use axum::Extension;
 use domain::{dto::account::{AuthenticateGooleAccountReq, AuthenticateWithPassword, RefreshToken}, vo::account::{LoginAccount, RefreshTokenResult}};
-use library::{context::Context, model::response::ResResult, validator::body_validator::JsonBody};
+use library::{context::Context, model::response::ResResult, validator::body_extractor::JsonBody};
 
 use crate::service;
 
@@ -8,7 +7,7 @@ use crate::service;
 /// 
 /// google账号登录
 pub async fn authenticate_google(
-    Extension(context): Extension<Context>,
+    context: Context,
     JsonBody(req): JsonBody<AuthenticateGooleAccountReq>
 ) -> ResResult<LoginAccount> {
     service::account_service::authenticate_google(context, req).await
@@ -18,7 +17,7 @@ pub async fn authenticate_google(
 /// 
 /// 账号密码登录
 pub async fn authenticate_with_password(
-    Extension(context): Extension<Context>,
+    context: Context,
     JsonBody(req): JsonBody<AuthenticateWithPassword>
 ) -> ResResult<LoginAccount> {
     service::sys_account_service::authenticate_with_password(context, req).await
@@ -28,7 +27,7 @@ pub async fn authenticate_with_password(
 /// 
 /// 刷新token
 pub async fn refresh_token(
-    Extension(context): Extension<Context>,
+    context: Context,
     JsonBody(refresh_token): JsonBody<RefreshToken>
 ) -> ResResult<RefreshTokenResult> {
     tracing::debug!("刷新token, {:?}", context);
diff --git a/server/src/controller/feedback_controller.rs b/server/src/controller/feedback_controller.rs
index fe33b22..9ee21c8 100644
--- a/server/src/controller/feedback_controller.rs
+++ b/server/src/controller/feedback_controller.rs
@@ -1,11 +1,10 @@
-use axum::Extension;
 use domain::dto::feedback::FeedbackAdd;
 use domain::dto::pageable::PageParams;
 use domain::vo::feedback::FeedbackPageable;
 use library::context::Context;
 use library::model::response::ResResult;
-use library::validator::body_validator::JsonBody;
-use library::validator::query_validator::QueryParams;
+use library::validator::body_extractor::JsonBody;
+use library::validator::query_extractor::QueryParams;
 
 use crate::service;
 
@@ -13,7 +12,7 @@ use crate::service;
 ///
 /// 添加反馈信息
 pub async fn add_feedback(
-    Extension(context): Extension<Context>,
+    context: Context,
     JsonBody(req): JsonBody<FeedbackAdd>,
 ) -> ResResult<()> {
     service::feedback_service::add_feedback(context, req).await
@@ -23,7 +22,7 @@ pub async fn add_feedback(
 ///
 /// 获取反馈信息列表
 pub async fn get_feedback_list_by_page(
-    Extension(context): Extension<Context>,
+    context: Context,
     QueryParams(page_params): QueryParams<PageParams>,
 ) -> ResResult<FeedbackPageable> {
     service::feedback_service::get_feedback_list_by_page(