ADD file via upload

DBUtil.java

@@ -0,0 +1,29 @@
+package com.example;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+
+public class DBUtil {
+    private static String diver = "net.sourceforge.jtds.jdbc.Driver";
+    //加入utf-8是为了后面往表中输入中文，表中不会出现乱码的情况
+    private static String url = "jdbc:jtds:sqlserver://169.254.115.53:1433/exam;characterEncoding=UTF-8";
+    private static String user = "sa";//用户名
+    private static String password = "123";//密码
+    public static Connection getSQLConnection() {
+        Connection conn = null;
+        try {
+            Class.forName(diver);
+            conn = (Connection) DriverManager.getConnection(url,user,password);//获取连接
+        } catch (ClassNotFoundException e) {
+            e.printStackTrace();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+        return conn;
+    }
+
+}