Time for action – executing JavaScript using RequestContext.execute()

We will now take a look at how to execute client-side JavaScript code from server-side code by performing the following steps:

1. Create a form with a Dialog component using the following code:

   <h:form id="form1">
     <h:panelGrid columns="2">
       <h:outputLabel value="EmailId" />
       <p:inputText id="emailId" value="#{requestContextController.emailId}"/>
       
       <p:commandButton id="submitBtn" value="Submit" actionListener="#{requestContextController.handleSubmit}" />
     </h:panelGrid>
   
     <p:dialog header="Information" widgetVar="dlg" closeOnEscape="true" modal="true">
       You have Entered : #{requestContextController.emailId}
     </p:dialog>
   </h:form>

2. In the action handler method, execute the JavaScript call, dlg.show(), to display a dialog widget using the RequestContext.execute() method. Use the following code for the same:

   public void handleSubmit(ActionEvent ae)
   {
     RequestContext...