Retrieving external URL parameters in WebSphere portal environment (using com.ibm.wps.pb.utils.portlet. PortletUtils)

PortletUtils is a utility class which is provided by websphere portal server. With help of JSR286, it provides some method which really useful. 

PortletUtils.getHttpServletRequest(javax.portlet.PortletRequest portletrequest)

http://localhost:10039/wps/myportal/MYPAGE?test=sample

HttpServletRequest req=PortletUtils.getHttpServletRequest(request);

System.out.println("req.getParameter('test'):"+req.getParameter("test"));  // sample is printed

PortletUtils.getPortletDefinitionId(PortletConfig portletconfig)

String portletUniqueName = "";

ObjectID objID = PortletUtils.getPortletDefinitionId(getPortletConfig());

if(null != objID) {

portletUniqueName = objID.getUniqueName();

}

PortletUtils.getPortletDefinitionId(javax.portlet.PortletRequest portletrequest)

String portletUniqueName = "";

ObjectID objID = PortletUtils.getPortletDefinitionId(request)

if(null != objID) {

portletUniqueName = objID.getUniqueName();

}

PortletUtils.getHttpServletResponse(javax.portlet.PortletResponse portletresponse)

HttpServletResponse req=PortletUtils.getHttpServletRequest(response);

PortletUtils.getUser(javax.portlet.PortletRequest portletrequest)

     User user= PortletUtils. getUser (request);

PortletUtils.getPageId(HttpServletRequest httpservletrequest)

String pageuniquename = "";

ObjectID objID = PortletUtils.getPageId(req);

if(null != objID) {

pageuniquename = objID.getUniqueName();

}.