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/StringHelper.java | 28 ++++++++++++++++++++++++++-- 1 files changed, 26 insertions(+), 2 deletions(-) diff --git a/src/main/java/com/lf/server/helper/StringHelper.java b/src/main/java/com/lf/server/helper/StringHelper.java index 69e73bd..b38ee98 100644 --- a/src/main/java/com/lf/server/helper/StringHelper.java +++ b/src/main/java/com/lf/server/helper/StringHelper.java @@ -64,6 +64,11 @@ public static Pattern datePattern = Pattern.compile("^((\\d{2}(([02468][048])|([13579][26]))[\\-\\/]((((0?[13578])|(1[02]))[\\-\\/]((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\\-\\/]((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\\-\\/]((0?[1-9])|([1-2][0-9])))))|(\\d{2}(([02468][1235679])|([13579][01345789]))[\\-\\/]((((0?[13578])|(1[02]))[\\-\\/]((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\\-\\/]((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\\-\\/]((0?[1-9])|(1[0-9])|(2[0-8]))))))(\\s(((0?[0-9])|([1-2][0-3]))\\:([0-5]?[0-9])((\\s)|(\\:([0-5]?[0-9])))))?$"); /** + * SQL姝e垯 + */ + public static Pattern sqlPattern = Pattern.compile("|and|exec|execute|insert|select|delete|update|count|drop|\\*|%|chr|mid|master|truncate|char|declare|sitename|net user|xp_cmdshell|;|or|-|\\+|,|like"); + + /** * 瀛楃涓茶浆涓烘棩鏈� */ public static Date parseDate(String str) { @@ -111,8 +116,15 @@ /** * 鑾峰彇 like 瀛楃涓� */ - public static String getLikeStr(String name) { - return StringHelper.isEmpty(name) ? null : "%" + name.trim() + "%"; + public static String getLikeStr(String str) { + return StringHelper.isEmpty(str) ? null : "%" + str.trim() + "%"; + } + + /** + * 鑾峰彇 like 瀛楃涓�-2 + */ + public static String getLikeStr2(String str) { + return StringHelper.isEmpty(str) ? "%" : "%" + str.trim() + "%"; } /** @@ -130,6 +142,18 @@ } /** + * 鍒ゆ柇鍊兼槸鍚﹀瓨鍦⊿QL娉ㄥ叆 + * + * @param str 瀛楃涓� + * @return 鏄�/鍚� + */ + public static boolean isSqlInjection(String str) { + Matcher m = sqlPattern.matcher(str); + + return m.matches(); + } + + /** * 鏍¢獙瀵嗙爜鏄�/鍚﹀悎娉� * * @param pwd 瀵嗙爜 -- Gitblit v1.9.3