feat: 提交项目代码

2021-05-31 14:56:05 +08:00
parent d50bb875cb
commit 3ed9ca235a
234 changed files with 27792 additions and 0 deletions
@@ -0,0 +1,31 @@
+package com.adc.da.xss;
+
+import com.adc.da.exception.AdcDaBaseException;
+import org.apache.commons.lang3.StringUtils;
+
+public class SQLFilter {
+
+
+    public static String sqlInject(String str) {
+        if (StringUtils.isBlank(str)) {
+            return null;
+        } else {
+            String checkStr= str;
+            checkStr = StringUtils.replace(checkStr, "\\", "");
+            checkStr = checkStr.toLowerCase();
+            String[] keywords = new String[]{"master", "truncate", "insert", "select", "delete", "update", "declare", "alter", "drop"};
+            String[] arr$ = keywords;
+            int len$ = keywords.length;
+
+            for(int i$ = 0; i$ < len$; ++i$) {
+                String keyword = arr$[i$];
+                if (checkStr.indexOf(keyword) != -1) {
+                    throw new AdcDaBaseException("包含非法字符");
+                }
+            }
+
+            return str;
+        }
+    }
+
+}