Java中如何为按钮添加声音

当点击 登录按钮 出现一段声音 声音在bin目录下

http://www.cnblogs.com/ZJUT-jiangnan/archive/2013/02/28/2937929.html

http://blog.csdn.net/kalision/article/details/7898786

http://zhidao.baidu.com/link?url=5usnMGuQTVEHAae9s3kHIZK3fruGhot6EmNVD9NXRpHMvrcTeOnBYCC8635fFordB0uXVLtmXrZHlD_Kh5h-Za