diff --git a/src/main/java/com/guwan/backend/controller/CommonController.java b/src/main/java/com/guwan/backend/controller/CommonController.java
index 30f036c..844e43e 100644
--- a/src/main/java/com/guwan/backend/controller/CommonController.java
+++ b/src/main/java/com/guwan/backend/controller/CommonController.java
@@ -305,4 +305,64 @@ public class CommonController {
     }
 
 
+
+    @PostMapping("/testPart")
+    public void testPart(@RequestPart(value = "file", required = false) MultipartFile file,
+                         @RequestPart(value = "str1", required = false) String str1,
+                         @RequestPart(value = "f1", required = false) String f1) {
+
+        String s = null;
+        if (file != null) {
+            s = minioUtil.uploadFile("temp", file);
+        }
+
+        System.out.println("s = " + s);
+
+        System.out.println("str1 = " + str1);
+
+        System.out.println("f1 = " + f1);
+
+    }
+
+
+    @PostMapping("/testPartOfFloat")
+    public void testPartOfFloat(@RequestPart(value = "file", required = false) MultipartFile file,
+                         @RequestPart(value = "str1", required = false) String str1,
+                         @RequestPart(value = "f1", required = false) Float f1) {
+
+        String s = null;
+        if (file != null) {
+            s = minioUtil.uploadFile("temp", file);
+        }
+
+        System.out.println("s = " + s);
+
+        System.out.println("str1 = " + str1);
+
+        System.out.println("f1 = " + f1);
+
+    }
+
+
+
+    @PostMapping("/testParam")
+    public void testParm(@RequestPart(value = "file", required = false) MultipartFile file,
+                         @RequestParam(value = "str1", required = true) String str1,
+                         @RequestParam(value = "f1", required = false) Float f1) {
+
+        String s = null;
+        if (file != null) {
+            s = minioUtil.uploadFile("temp", file);
+        }
+
+
+        System.out.println("s = " + s);
+
+        System.out.println("str1 = " + str1);
+
+        System.out.println("f1 = " + f1);
+
+    }
+
+
 }
diff --git a/src/main/java/com/guwan/backend/converter/MultipartJackson2HttpMessageConverter.java b/src/main/java/com/guwan/backend/converter/MultipartJackson2HttpMessageConverter.java
new file mode 100644
index 0000000..861fe2a
--- /dev/null
+++ b/src/main/java/com/guwan/backend/converter/MultipartJackson2HttpMessageConverter.java
@@ -0,0 +1,38 @@
+/*
+package com.guwan.backend.converter;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.springframework.http.MediaType;
+import org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter;
+import org.springframework.stereotype.Component;
+
+import java.lang.reflect.Type;
+
+@Component
+public class MultipartJackson2HttpMessageConverter extends AbstractJackson2HttpMessageConverter {
+
+    */
+/**
+     * converter for support http request with header content-type: multipart/form-data
+     *//*
+
+    public MultipartJackson2HttpMessageConverter(ObjectMapper objectMapper) {
+        super(objectMapper, MediaType.APPLICATION_OCTET_STREAM);
+    }
+
+    @Override
+    public boolean canWrite(Class<?> clazz, MediaType mediaType) {
+        return false;
+    }
+
+
+    @Override
+    public boolean canWrite(Type type, Class<?> clazz, MediaType mediaType) {
+        return false;
+    }
+
+    @Override
+    protected boolean canWrite(MediaType mediaType) {
+        return false;
+    }
+}*/