Latest version of javax.portlet:portlet-api
https://javadoc.io/doc/javax.portlet/portlet-api
Current version 3.0.1
https://javadoc.io/doc/javax.portlet/portlet-api/3.0.1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/javax.portlet/portlet-api/3.0.1/package-list