package db; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; public class DBConnection { public Connection getConnection() { Connection conn = null; try { // 加载驱动 Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); } catch (Exception e) { e.printStackTrace(); System.out.println("class有问题"); } try { String url = "jdbc:sqlserver://localhost;DatabaseName=ETclothesSystem"; conn = DriverManager.getConnection(url, "sa", "123456"); System.out.println("连接成功"); } catch (Exception e) { // TODO: handle exception System.out.println("url有问题"); } return conn; } public void close(Connection conn, Statement stmt, ResultSet rs) { try { if (rs != null) rs.close(); if (stmt != null) stmt.close(); if (conn != null) conn.close(); } catch (Exception e) { } } }