代碼引入包
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
OpenSymphony is an Open Source project dedicated to providing enterprise class J2EE components. Our components aim to stress simplicity, integration, pluggability and specification compliance. Please see the individual projects for more information.
WebWork - Web application development framework.
Quartz - Scheduler
OSCache- Caching components for web application acceleration.
OSWorkflow
SiteMesh - Web presentation layer.
Compass
OGNL
Tonic
XWork ：
OSUser - provider-independent user-security framework
PropertySet
Clickstream
OSCore