From ae3ca6829a5bae6088b6f6a005377f11fee03df8 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期一, 31 十月 2022 17:17:37 +0800
Subject: [PATCH] 1
---
src/main/java/com/lf/server/helper/WebHelper.java | 210 +++++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 199 insertions(+), 11 deletions(-)
diff --git a/src/main/java/com/lf/server/helper/WebHelper.java b/src/main/java/com/lf/server/helper/WebHelper.java
index d2f9ae9..4014998 100644
--- a/src/main/java/com/lf/server/helper/WebHelper.java
+++ b/src/main/java/com/lf/server/helper/WebHelper.java
@@ -1,11 +1,23 @@
package com.lf.server.helper;
-import org.springframework.context.annotation.Configuration;
+import com.alibaba.fastjson.JSON;
+import com.lf.server.entity.all.HttpStatus;
+import com.lf.server.entity.all.ResponseMsg;
+import com.lf.server.entity.all.SettingData;
+import com.lf.server.entity.all.StaticData;
+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;
+import javax.servlet.http.HttpSession;
+import java.io.IOException;
+import java.io.PrintWriter;
import java.sql.Timestamp;
import java.util.Calendar;
-import java.util.Date;
+import java.util.Random;
import java.util.UUID;
/**
@@ -17,18 +29,15 @@
private final static String COMMA = ",";
+ /**
+ * 鑾峰彇GUID
+ */
public static String getGuid() {
- /**
- * 鑾峰彇GUID
- */
return UUID.randomUUID().toString();
}
/**
* 鑾峰彇鐢ㄦ埛ip
- *
- * @param request
- * @return
*/
public static String getIpAddress(HttpServletRequest request) {
String ip = request.getHeader("X-Forwarded-For");
@@ -81,9 +90,6 @@
/**
* 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();
@@ -91,4 +97,186 @@
return new Timestamp(now.getTimeInMillis());
}
+
+ /**
+ * 浠嶤ookie涓幏鍙杢oken
+ */
+ public static String getTokenFromCookie(HttpServletRequest request) {
+ Cookie[] cookies = request.getCookies();
+ if (cookies == null || cookies.length == 0) {
+ return null;
+ }
+
+ for (Cookie cookie : cookies) {
+ switch (cookie.getName()) {
+ case StaticData.TOKEN_COOKIE_KEY:
+ return cookie.getValue();
+ default:
+ break;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * 鍚慍ookie涓坊鍔爐oken
+ */
+ public static void saveToken2Cookie(String token, HttpServletRequest request, HttpServletResponse response) {
+ // 鍏堝垹闄�
+ deleteCookies(request, response);
+
+ // 鍐嶄繚瀛�
+ saveCookie(StaticData.TOKEN_COOKIE_KEY, token, response);
+ }
+
+ /**
+ * 淇濆瓨Cookie
+ */
+ public static void saveCookie(String key, String value, HttpServletResponse response) {
+ Cookie cookie = new Cookie(key, value);
+ // 璁剧疆cookie澶辨晥鏃堕棿锛屽崟浣嶄负绉�
+ cookie.setMaxAge(SettingData.COOKIE_MAX_AGE);
+ cookie.setHttpOnly(false);
+ cookie.setPath("/");
+ //cookie.setDomain("*")
+
+ response.setHeader("P3P", "CP=CAO PSA OUR");
+ response.addCookie(cookie);
+ }
+
+ /**
+ * 鍒犻櫎cookie涓殑鍊�
+ */
+ public static void deleteCookie(String cookieKey, HttpServletRequest request, HttpServletResponse response) {
+ Cookie[] cookies = request.getCookies();
+ if (cookies != null && cookies.length > 0) {
+ for (Cookie c : cookies) {
+ if (cookieKey.equalsIgnoreCase(c.getName())) {
+ c.setMaxAge(0);
+ c.setPath("/");
+ response.addCookie(c);
+ }
+ }
+ }
+ }
+
+ /**
+ * 鍒犻櫎鎵�鏈塁ookie
+ */
+ public static void deleteCookies(HttpServletRequest request, HttpServletResponse response) {
+ Cookie[] cookies = request.getCookies();
+ if (cookies != null && cookies.length > 0) {
+ for (Cookie c : cookies) {
+ c.setMaxAge(0);
+ c.setPath("/");
+ response.addCookie(c);
+ }
+ }
+ }
+
+ /**
+ * 鏍规嵁閿幏鍙朇ookie鍊�
+ */
+ public static String getCookieByKey(String key, HttpServletRequest request) {
+ Cookie[] cookies = request.getCookies();
+ if (cookies == null || cookies.length == 0) {
+ return null;
+ }
+
+ for (Cookie c : cookies) {
+ if (key.equals(c.getName())) {
+ return c.getValue();
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * 鑾峰彇Token
+ */
+ public static String getToken(HttpServletRequest request) {
+ // 1.浠巙rl鍙傛暟涓紝鑾峰彇token
+ String token = request.getParameter(StaticData.TOKEN_KEY);
+
+ // 2.涓虹┖锛屽垯浠巋eader閲岃幏鍙�
+ if (token == null) {
+ token = request.getHeader(StaticData.TOKEN_KEY);
+ }
+
+ // 3.杩樹负绌猴紝鍒欎粠cookie閲岃幏鍙�
+ if (token == null) {
+ token = getTokenFromCookie(request);
+ }
+
+ return token;
+ }
+
+ /**
+ * 鑾峰彇Request
+ */
+ public static HttpServletRequest getRequest() {
+ ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+
+ return servletRequestAttributes.getRequest();
+ }
+
+ /**
+ * 鑾峰彇Response
+ */
+ public static HttpServletResponse getResponse() {
+ ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+
+ return servletRequestAttributes.getResponse();
+ }
+
+ /**
+ * 鑾峰彇Session
+ */
+ 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�
+ */
+ public static boolean write2Page(HttpServletResponse response, String jsonPack) throws IOException {
+ response.setContentType("application/json;charset=UTF-8");
+ response.setHeader("Cache-Control", "no-cache");
+ response.setHeader("Pragma", "No-cache");
+ response.setDateHeader("Expires", 0);
+
+ PrintWriter out = response.getWriter();
+ out.print(jsonPack);
+
+ out.flush();
+ out.close();
+
+ return false;
+ }
+
+ /**
+ * 鑾峰彇閿欒JSON
+ */
+ public static String getErrJson(HttpStatus status, String msg) {
+ return JSON.toJSONString(new ResponseMsg<String>(status, msg));
+ }
+
+ /**
+ * 鑾峰彇闅忔満鏁存暟
+ */
+ public static int getRandomInt(int min, int max) {
+ return new Random().nextInt(max) % (max - min + 1) + min;
+ }
}
--
Gitblit v1.9.3