三方面:* GUI 类:JavaBean -> Swing -> JavaHelp -> Java2D -> Image IO -> JAI -> Java 3D ...
* Enterprise 类:JDBC -> JDO -> Servlet -> JSP -> EJB -> JMS -> JTA/JTS...
* J2ME 类
* Enterprise 类:JDBC -> JDO -> Servlet -> JSP -> EJB -> JMS -> JTA/JTS...
* J2ME 类
hehe!!
或者 Java2 图形编程 awt和Swing