Create Struts Action Portlet in Plugin Enviroinment
Step 1.
Go to Command Prompt inside Plugin: Plugin>Portlets>
Execute the create.bat file with your portlet name as follows:
project\plugin\portlets>create.bat sample-struts-plugin "Sample Struts Plugin Portlet"
Step 2:
Folder with name sample-struts-plugin-portlet will be created in ur portlets folder. Verify it.
Go to ur portlet folder and edit the liferay-portlet.xml file by adding the following after
\portlets\sample-struts-plugin-portlet\docroot\WEB-INF\liferay-portlet.xml
Step 3:
Go to ur portlet folder and edit the portlet.xml file by changing the following tags..
(\portlets\sample-struts-plugin-portlet\docroot\WEB-INF\portlet.xml)
Replace ,
with
---------------------------------
And replace,
with
---------------------------------
and ADD,
Step 4:
Go to ur WEB-INF folder & create struts-config.xml like this
( \portlets\sample-struts-plugin-portlet\docroot\WEB-INF\struts-config.xml)
Step 5:
Go to ur WEB-INF folder & create tiles-defs.xml like this
(\portlets\sample-struts-plugin-portlet\docroot\WEB-INF\tiles-defs.xml)
Step 6:
Goto ur WEB-INF\src\com\xyz\action\ folder & create SampleStrutsAction.java insie:
(\portlets\sample-struts-plugin-portlet\docroot\WEB-INF\src\com\xyz\action\ )
package com.xyz.action;
import javax.portlet.PortletConfig;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import com.liferay.portal.struts.PortletAction;
public class SampleStrutsAction extends PortletAction{
public ActionForward render(ActionMapping mapping, ActionForm form,
PortletConfig portletConfig, RenderRequest renderRequest,
RenderResponse renderResponse) throws Exception {
System.out.println("SampleStrutsAction render()..");
return mapping.findForward("portlet.sample.struts.view");
}
}
Step 7:
Goto ur WEB-INF folder & edit web.xml :
( \portlets\sample-struts-plugin-portlet\docroot\WEB-INF\web.xml )
Step 8:
Go to ur docroot folder & create META-INF\context.xml like this
(\portlets\sample-struts-plugin-portlet\docroot\META-INF\context.xml )
loaderClass="com.liferay.support.tomcat.loader.PortalClassLoader"
/>
Step 9:
create view.jsp file inside :
(\sample-struts-plugin-portlet\docroot\html\struts\jsp\view.jsp)
File Structure Tree View for Plugin Portlet:


Ref: http://www.liferay.com/community/wiki/-/wiki/Main/Struts+Action+Portlet+in+Plugin+SDK