diff --git a/epmet-module/epmet-third/epmet-third-server/src/main/java/com/epmet/controller/WarrantController.java b/epmet-module/epmet-third/epmet-third-server/src/main/java/com/epmet/controller/WarrantController.java
index dfd324ccee..1acb7a60ab 100644
--- a/epmet-module/epmet-third/epmet-third-server/src/main/java/com/epmet/controller/WarrantController.java
+++ b/epmet-module/epmet-third/epmet-third-server/src/main/java/com/epmet/controller/WarrantController.java
@@ -3,11 +3,7 @@ package com.epmet.controller;
 import com.epmet.exception.AesException;
 import com.epmet.service.WarrantService;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.lang3.StringUtils;
-import org.dom4j.Document;
 import org.dom4j.DocumentException;
-import org.dom4j.DocumentHelper;
-import org.dom4j.Element;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -15,7 +11,6 @@ import org.springframework.web.bind.annotation.RestController;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.BufferedReader;
 import java.io.IOException;
 
 /**