diff --git a/build.gradle b/build.gradle
index c5621a0..2708ae7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -23,10 +23,7 @@ sourceSets {
 }
 dependencies {
     api project (":common")
-    api 'io.netty:netty-all:4.1.52.Final'
     api 'io.netty:netty-tcnative-boringssl-static:2.0.41.Final'
-    api 'org.apache.logging.log4j:log4j-core:2.15.0'
-    api 'org.apache.logging.log4j:log4j-api:2.15.0'
     api 'com.google.code.gson:gson:2.8.8'
 
     testImplementation 'junit:junit:4.13.2'
diff --git a/src/main/src/org/bdware/server/action/HttpResultCallback.java b/src/main/src/org/bdware/server/action/HttpResultCallback.java
index 892ce51..2f98e18 100644
--- a/src/main/src/org/bdware/server/action/HttpResultCallback.java
+++ b/src/main/src/org/bdware/server/action/HttpResultCallback.java
@@ -67,7 +67,6 @@ public class HttpResultCallback extends ResultCallback implements Runnable {
         HttpUtil.setContentLength(response, bytes.length);
         ChannelFuture future = ctxField.writeAndFlush(response);
         future.addListener(ChannelFutureListener.CLOSE);
-
     }
 
     public void setDecodeBase64() {
diff --git a/src/main/src/org/bdware/server/http/HttpFileHandleAdapter.java b/src/main/src/org/bdware/server/http/HttpFileHandleAdapter.java
index 2bb6236..eedf0d9 100644
--- a/src/main/src/org/bdware/server/http/HttpFileHandleAdapter.java
+++ b/src/main/src/org/bdware/server/http/HttpFileHandleAdapter.java
@@ -11,18 +11,13 @@ import io.netty.handler.stream.ChunkedFile;
 import java.io.File;
 import java.io.FileFilter;
 import java.io.RandomAccessFile;
-import java.io.UnsupportedEncodingException;
-import java.net.URLDecoder;
-import java.util.regex.Pattern;
 
 import static io.netty.handler.codec.http.HttpVersion.HTTP_1_1;
 
 public class HttpFileHandleAdapter extends SimpleChannelInboundHandler<FullHttpRequest> {
-    private static final Pattern ALLOWED_FILE_NAME =
-            Pattern.compile("[A-Za-z0-9][-_A-Za-z0-9\\.]*");
-    private static final Pattern INSECURE_URI = Pattern.compile(".*[<>&\"].*");
+
     FileFilter fileFilter;
-    private String location;
+    private final String location;
 
     public HttpFileHandleAdapter(String path, FileFilter fileFilter) {
         location = path;
@@ -35,7 +30,7 @@ public class HttpFileHandleAdapter extends SimpleChannelInboundHandler<FullHttpR
                         HTTP_1_1,
                         status,
                         Unpooled.wrappedBuffer(
-                                ("Failure: " + status.toString() + "\r\n").getBytes()));
+                                ("Failure: " + status + "\r\n").getBytes()));
         response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");
         ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
     }
@@ -60,36 +55,6 @@ public class HttpFileHandleAdapter extends SimpleChannelInboundHandler<FullHttpR
         ctx.writeAndFlush(response);
     }
 
-    private String sanitizeUri(String uri) {
-        try {
-            // 使用JDK的URLDecoder进行解码
-            uri = URLDecoder.decode(uri, "UTF-8");
-        } catch (UnsupportedEncodingException e) {
-            try {
-                uri = URLDecoder.decode(uri, "ISO-8859-1");
-            } catch (UnsupportedEncodingException e1) {
-                throw new Error();
-            }
-        }
-
-        if (!uri.startsWith("/")) {
-            return null;
-        }
-        if (uri.contains("..")) {
-            return null;
-        }
-        // 将硬编码的文件路径
-        uri = uri.replace('/', File.separatorChar);
-        if (uri.contains(File.separator + '.')
-                || uri.contains('.' + File.separator)
-                || uri.startsWith(".")
-                || uri.endsWith(".")
-                || INSECURE_URI.matcher(uri).matches()) {
-            return null;
-        }
-        return System.getProperty("user.dir") + File.separator + uri;
-    }
-
     @Override
     protected void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request)
             throws Exception {
@@ -137,9 +102,8 @@ public class HttpFileHandleAdapter extends SimpleChannelInboundHandler<FullHttpR
                 HttpUtil.setKeepAlive(response, true);
             }
             ctx.write(response);
-            // 同过netty的村可多File对象直接将文件写入到发送缓冲区，最后为sendFileFeature增加GenericFeatureListener，
-            // 如果发送完成，打印“Transfer complete”
-            ctx.write(new ChunkedFile(file, 0, file.length(), 512 * 1024), ctx.newPromise());
+            // File对象直接将文件写入到发送缓冲区，最后为sendFileFeature增加GenericFeatureListener，
+            ctx.write(new ChunkedFile(file, 0, file.length(), 512 * 1024));
             // 写入文件尾部
             ChannelFuture future = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
             if (!keepAlive) {