Liferay Tutorial 21 :- Interportlet Communication(IPC) in Liferay DXP using Public Render Parameter
We already know that render Parameter set in processAction is available to render method of same portlet. But if we set render parameter in one portlet and want to get in another portlet . In this case we use Public Render Parameter so that parameter set in one portlet can be available to another Portlet.This feature is known as Inter Portlet Communication(IPC) using Public Render Parameter.
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