Latest version of org.apache.struts:struts2-portlet-plugin
https://javadoc.io/doc/org.apache.struts/struts2-portlet-plugin
Current version 2.5.5
https://javadoc.io/doc/org.apache.struts/struts2-portlet-plugin/2.5.5
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.apache.struts/struts2-portlet-plugin/2.5.5/package-list