【fix sonar】 CookieUtil.java文件

jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/CookieUtil.java

@@ -16,6 +16,9 @@ public class CookieUtil {
 	// 保存路径,根路径
 	private static final String COOKIE_PATH = "/";
 
+	private CookieUtil() {
+	}
+
 	/**
 	 * 保存
 	 *
@@ -70,9 +73,9 @@ public class CookieUtil {
 	 * @param key
 	 */
 	private static Cookie get(HttpServletRequest request, String key) {
-		Cookie[] arr_cookie = request.getCookies();
-		if (arr_cookie != null && arr_cookie.length > 0) {
-			for (Cookie cookie : arr_cookie) {
+		Cookie[] arrCookie = request.getCookies();
+		if (arrCookie != null && arrCookie.length > 0) {
+			for (Cookie cookie : arrCookie) {
 				if (cookie.getName().equals(key)) {
 					return cookie;
 				}