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import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
public class ConnectToDataBase {
public static Connection getDataBaseConnection(){
String driver="com.mysql.jdbc.Driver";
String url="jdbc:mysql://localhost:3306/db_pms";
String user="root";
String password="123456";
//加载驱动程序
try {
Class.forName(driver);
//System.out.println("驱动程序加载成功");
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
//链接数据库
Connection conn=null;
try {
conn=DriverManager.getConnection(url, user, password);
if (!conn.isClosed()) {
System.out.println("连接数据库成功");
}
} catch (SQLException e) {
System.out.println("链接数据库失败: "+e.getMessage());
}
return conn;
}
}
Connection conn=ConnectToDataBase.getDataBaseConnection();
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