Wednesday, June 15, 2022

Dynamic SessionErrors in Liferay 7.3

   

Today we will see how we can send error message from our controller. Here we set the error message in controller which is dynamic and view this on jsp with single tag.

So lets start this step by step :-


Step 1:- Create MVC Portlet 

Just Create a simple MVC Portlet and paste this content in the controller.

DynamicSessionErrorPortlet.java


Step 2:- Change your view.jsp

Now open your view.jsp and paste this:-

view.jsp


Step 3:- Provide entry in Language.properties

Now open Language.properties file and add the entry 

dynamic.error.msg={0}


Step 4:- Deploy and Check Output

Now deploy your portlet and add to page.


Now comment Line 40 and uncomment line 41 and redeploy



You can download source from here.

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