how to get init param of portlet.xml in liferay?

[zorabas]

i am using custom porltet in my liferay portal 6.i have some global variable that i want to use through out my portlet classes so for that i have written that variable in portlet.xml file as follows..\[code\]<init-param> <name>Host</name> <value>smtp.mail.yahoo.com</value></init-param><init-param> <name>Port</name> <value>465</value></init-param>\[/code\]function which working perfect in my portlet action class \[code\]publicList<String> ReadSmtpDataForMailNotification() { List<String> ValuesListObj = new ArrayList<String>(); ValuesListObj.add(this.getInitParameter("Host")); ValuesListObj.add(this.getInitParameter("Port")); return ValuesListObj; }\[/code\]now problem is that when i excute the function withing the portlet action class then its working perfect but when i want to access this variable outside my portlet class..e.g :- in my local service impl class then i cant access that varible and the value come is always null..so please if anyone can suggest me how can i do get the value of initparam in other then portlet class