验证数据连接是否成功

public static void main(String[] args) {
String DriverName="com.microsoft.sqlserver.jdbc.SQLServerDriver";
String URL="jdbc:sqlserver://192.168.19.7;DatabaseName=sdl";
String userName="sa";
String passWord="webtest";

try {
Class.forName(DriverName);
Connection dbConn=DriverManager.getConnection(URL, userName, passWord);
System.out.println("连接数据库成功");
} catch (Exception e) {
e.printStackTrace();
System.out.println("连接数据库失败");
// TODO: handle exception
}
}