diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/DefaultHttpDataFactory.java b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/DefaultHttpDataFactory.java
index 26a41aad9c..ec05f5b0ac 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/DefaultHttpDataFactory.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/DefaultHttpDataFactory.java
@@ -34,6 +34,7 @@ import java.util.concurrent.ConcurrentMap;
  * according to the constructor.
  */
 public class DefaultHttpDataFactory implements HttpDataFactory {
+
     /**
      * Proposed default MINSIZE as 16 KB.
      */
@@ -54,7 +55,7 @@ public class DefaultHttpDataFactory implements HttpDataFactory {
     private Charset charset = HttpConstants.DEFAULT_CHARSET;
 
     /**
-     * Keep all HttpDatas until cleanAllHttpDatas() is called.
+     * Keep all HttpDatas until cleanAllHttpData() is called.
      */
     private final ConcurrentMap<HttpRequest, List<HttpData>> requestFileDeleteMap =
             PlatformDependent.newConcurrentHashMap();
@@ -223,7 +224,7 @@ public class DefaultHttpDataFactory implements HttpDataFactory {
     }
 
     @Override
-    public void cleanRequestHttpDatas(HttpRequest request) {
+    public void cleanRequestHttpData(HttpRequest request) {
         List<HttpData> fileToDelete = requestFileDeleteMap.remove(request);
         if (fileToDelete != null) {
             for (HttpData data: fileToDelete) {
@@ -234,7 +235,7 @@ public class DefaultHttpDataFactory implements HttpDataFactory {
     }
 
     @Override
-    public void cleanAllHttpDatas() {
+    public void cleanAllHttpData() {
         for (HttpRequest request : requestFileDeleteMap.keySet()) {
             List<HttpData> fileToDelete = requestFileDeleteMap.get(request);
             if (fileToDelete != null) {
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpDataFactory.java b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpDataFactory.java
index ab0305ecf2..dce42f7f1f 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpDataFactory.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpDataFactory.java
@@ -23,6 +23,7 @@ import java.nio.charset.Charset;
  * Interface to enable creation of InterfaceHttpData objects
  */
 public interface HttpDataFactory {
+
     /**
      * To set a max size limitation on fields. Exceeding it will generate an ErrorDataDecoderException.
      * A value of -1 means no limitation (default).
@@ -31,10 +32,10 @@ public interface HttpDataFactory {
     void setMaxLimit(long max);
 
     /**
-    *
-    * @param request associated request
-    * @return a new Attribute with no value
-    */
+     *
+     * @param request associated request
+     * @return a new Attribute with no value
+     */
     Attribute createAttribute(HttpRequest request, String name);
 
     /**
@@ -64,10 +65,10 @@ public interface HttpDataFactory {
      *
      * @param request associated request
      */
-    void cleanRequestHttpDatas(HttpRequest request);
+    void cleanRequestHttpData(HttpRequest request);
 
     /**
      * Remove all InterfaceHttpData from virtual File storage from clean list for all requests
      */
-    void cleanAllHttpDatas();
+    void cleanAllHttpData();
 }
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostMultipartRequestDecoder.java b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostMultipartRequestDecoder.java
index f8cbb216c2..a83da111b8 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostMultipartRequestDecoder.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostMultipartRequestDecoder.java
@@ -914,7 +914,7 @@ public class HttpPostMultipartRequestDecoder implements InterfaceHttpPostRequest
     public void cleanFiles() {
         checkDestroyed();
 
-        factory.cleanRequestHttpDatas(request);
+        factory.cleanRequestHttpData(request);
     }
 
     /**
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostRequestEncoder.java b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostRequestEncoder.java
index bbc87ae57b..8fbbfb77a1 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostRequestEncoder.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostRequestEncoder.java
@@ -212,7 +212,7 @@ public class HttpPostRequestEncoder implements ChunkedInput<HttpContent> {
      * Clean all HttpDatas (on Disk) for the current request.
      */
     public void cleanFiles() {
-        factory.cleanRequestHttpDatas(request);
+        factory.cleanRequestHttpData(request);
     }
 
     /**
diff --git a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostStandardRequestDecoder.java b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostStandardRequestDecoder.java
index 3bdc3e8574..6873dd9045 100644
--- a/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostStandardRequestDecoder.java
+++ b/codec-http/src/main/java/io/netty/handler/codec/http/multipart/HttpPostStandardRequestDecoder.java
@@ -718,7 +718,7 @@ public class HttpPostStandardRequestDecoder implements InterfaceHttpPostRequestD
     public void cleanFiles() {
         checkDestroyed();
 
-        factory.cleanRequestHttpDatas(request);
+        factory.cleanRequestHttpData(request);
     }
 
     /**
diff --git a/example/src/main/java/io/netty/example/http/upload/HttpUploadClient.java b/example/src/main/java/io/netty/example/http/upload/HttpUploadClient.java
index 4818476c75..1e75ddb6fc 100644
--- a/example/src/main/java/io/netty/example/http/upload/HttpUploadClient.java
+++ b/example/src/main/java/io/netty/example/http/upload/HttpUploadClient.java
@@ -130,14 +130,14 @@ public class HttpUploadClient {
             // Simple Get form: no factory used (not usable)
             List<Entry<String, String>> headers = formGet(b, host, port, get, uriSimple);
             if (headers == null) {
-                factory.cleanAllHttpDatas();
+                factory.cleanAllHttpData();
                 return;
             }
 
             // Simple Post form: factory used for big attributes
             List<InterfaceHttpData> bodylist = formPost(b, host, port, uriSimple, file, factory, headers);
             if (bodylist == null) {
-                factory.cleanAllHttpDatas();
+                factory.cleanAllHttpData();
                 return;
             }
 
@@ -148,7 +148,7 @@ public class HttpUploadClient {
             group.shutdownGracefully();
 
             // Really clean all temporary files if they still exist
-            factory.cleanAllHttpDatas();
+            factory.cleanAllHttpData();
         }
     }