JSR 168 portlet

Hello World，一个简单的JSR 168 portlet

http://www.ibm.com/developerworks/cn/websphere/library/techarticles/yangjiang/0402_jsr168/jsr168portlet.html

Understanding the Java Portlet Specification 2.0 (JSR 286): 

http://www.oracle.com/technetwork/java/jsr286-141866.html

http://portals.apache.org/pluto/portlet-2.0-apidocs/