创建 PasswordData.java

src/main/java/com/gao/finalhw/model/PasswordData.java

@@ -0,0 +1,10 @@
+package com.gao.finalhw.model;
+
+import lombok.Data;
+
+@Data
+public class PasswordData {
+    private String userId;
+    private String newPassword;
+    private String oldPassword;
+}