From 3b10165395a56f2da479a757e1d751a65079279d Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期二, 18 十月 2022 15:04:11 +0800
Subject: [PATCH] 添加上传大文件功能

---
 src/main/java/com/lf/server/helper/WebHelper.java |   47 +++++++++++------------------------------------
 1 files changed, 11 insertions(+), 36 deletions(-)

diff --git a/src/main/java/com/lf/server/helper/WebHelper.java b/src/main/java/com/lf/server/helper/WebHelper.java
index d3d5922..3ab27d1 100644
--- a/src/main/java/com/lf/server/helper/WebHelper.java
+++ b/src/main/java/com/lf/server/helper/WebHelper.java
@@ -5,6 +5,7 @@
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
 
+import javax.servlet.ServletContext;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
@@ -33,9 +34,6 @@
 
     /**
      * 鑾峰彇鐢ㄦ埛ip
-     *
-     * @param request
-     * @return
      */
     public static String getIpAddress(HttpServletRequest request) {
         String ip = request.getHeader("X-Forwarded-For");
@@ -88,9 +86,6 @@
 
     /**
      * 鑾峰彇褰撳墠鏃堕棿鎸囧畾鍒嗛挓鏁板悗鐨凾imestamp
-     *
-     * @param min 鍒嗛挓鏁�
-     * @return
      */
     public static Timestamp getTimestamp(int min) {
         Calendar now = Calendar.getInstance();
@@ -101,9 +96,6 @@
 
     /**
      * 浠嶤ookie涓幏鍙杢oken
-     *
-     * @param request
-     * @return
      */
     public static String getTokenFromCookie(HttpServletRequest request) {
         Cookie[] cookies = request.getCookies();
@@ -125,10 +117,6 @@
 
     /**
      * 鍚慍ookie涓坊鍔爐oken
-     *
-     * @param token
-     * @param request
-     * @param response
      */
     public static void saveToken2Cookie(String token, HttpServletRequest request, HttpServletResponse response) {
         // 鍏堝垹闄�
@@ -140,10 +128,6 @@
 
     /**
      * 淇濆瓨Cookie
-     *
-     * @param key
-     * @param value
-     * @param response
      */
     public static void saveCookie(String key, String value, HttpServletResponse response) {
         Cookie cookie = new Cookie(key, value);
@@ -159,9 +143,6 @@
 
     /**
      * 鍒犻櫎cookie涓殑鍊�
-     *
-     * @param cookieKey
-     * @param request
      */
     public static void deleteCookie(String cookieKey, HttpServletRequest request, HttpServletResponse response) {
         Cookie[] cookies = request.getCookies();
@@ -178,9 +159,6 @@
 
     /**
      * 鍒犻櫎鎵�鏈塁ookie
-     *
-     * @param request
-     * @param response
      */
     public static void deleteCookies(HttpServletRequest request, HttpServletResponse response) {
         Cookie[] cookies = request.getCookies();
@@ -213,9 +191,6 @@
 
     /**
      * 鑾峰彇Token
-     *
-     * @param request
-     * @return
      */
     public static String getToken(HttpServletRequest request) {
         // 1.浠巙rl鍙傛暟涓紝鑾峰彇token
@@ -236,8 +211,6 @@
 
     /**
      * 鑾峰彇Request
-     *
-     * @return
      */
     public static HttpServletRequest getRequest() {
         ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
@@ -247,8 +220,6 @@
 
     /**
      * 鑾峰彇Response
-     *
-     * @return
      */
     public static HttpServletResponse getResponse() {
         ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
@@ -258,19 +229,23 @@
 
     /**
      * 鑾峰彇Session
-     *
-     * @return
      */
     public static HttpSession getSession() {
         return getRequest().getSession();
     }
 
     /**
+     * 鑾峰彇鐪熷疄璺緞
+     */
+    public static String getRealPath(String path) {
+        HttpServletRequest req = getRequest();
+        ServletContext ctx = req.getSession().getServletContext();
+
+        return ctx.getRealPath("/" + path);
+    }
+
+    /**
      * 杈撳嚭json鏁版嵁鍒板墠绔�
-     *
-     * @param response
-     * @param jsonPack
-     * @throws Exception
      */
     public static boolean write2Page(HttpServletResponse response, String jsonPack) throws IOException {
         response.setContentType("application/json;charset=UTF-8");

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