[jboss-user] [JBoss Portal] - Re: problem with IPC

[sbiwal]

Also posting code for PortletA and PortletB

PortletA.java

  | package org.jboss.portal.core.samples.basic.event;
  | 
  | import javax.portlet.ActionRequest;
  | import javax.portlet.ActionResponse;
  | import javax.portlet.GenericPortlet;
  | import javax.portlet.PortletException;
  | import javax.portlet.PortletSecurityException;
  | import javax.portlet.RenderRequest;
  | import javax.portlet.RenderResponse;
  | import java.io.IOException;
  | import java.io.PrintWriter;
  | 
  | /**
  |  * @author <a href="mailto:julien at jboss.org">Julien Viet</a>
  |  * @version $Revision: 5448 $
  |  */
  | public class PortletA extends GenericPortlet
  | {
  |    protected void doView(RenderRequest request, RenderResponse response) throws PortletException, PortletSecurityException, IOException
  |    {
  |       response.setContentType("text/html");
  |       PrintWriter writer = response.getWriter();
  |       writer.println("<form action=\"" + response.createActionURL() + "\" method=\"post\">");
  |       writer.println("<select name=\"color\">");
  |       writer.println("<option>blue</option>");
  |       writer.println("<option>red</option>");
  |       writer.println("<option>black</option>");
  |       writer.println("</select>");
  |       writer.println("<input type=\"submit\"/>");
  |       writer.println("</form>");
  |       writer.close();
  |    }
  | }
  | 

PortletB.java

  | package org.jboss.portal.core.samples.basic.event;
  | 
  | import org.jboss.portal.WindowState;
  | import org.jboss.portal.api.node.PortalNode;
  | import org.jboss.portal.api.node.event.PortalNodeEvent;
  | import org.jboss.portal.api.node.event.PortalNodeEventContext;
  | import org.jboss.portal.api.node.event.PortalNodeEventListener;
  | import org.jboss.portal.api.node.event.WindowActionEvent;
  | 
  | import javax.portlet.ActionRequest;
  | import javax.portlet.ActionResponse;
  | import javax.portlet.GenericPortlet;
  | import javax.portlet.PortletException;
  | import javax.portlet.PortletSecurityException;
  | import javax.portlet.RenderRequest;
  | import javax.portlet.RenderResponse;
  | import java.io.IOException;
  | import java.io.PrintWriter;
  | 
  | /**
  |  * @author <a href="mailto:julien at jboss.org">Julien Viet</a>
  |  * @version $Revision: 8785 $
  |  */
  | public class PortletB extends GenericPortlet
  | {
  | 
  |    public void processAction(ActionRequest request, ActionResponse response) throws PortletException, PortletSecurityException, IOException
  |    {
  |       String color = request.getParameter("color");
  |       if (color != null)
  |       {
  |          response.setRenderParameter("color", color);
  |       }
  |    }
  | 
  |    protected void doView(RenderRequest request, RenderResponse response) throws PortletException, PortletSecurityException, IOException
  |    {
  |       String color = request.getParameter("color");
  |       response.setContentType("text/html");
  |       PrintWriter writer = response.getWriter();
  |       writer.println("<div" +
  |          (color == null ? "" : " style=\"color:" + color + ";\"") +
  |          ">some text in color</div>");
  |       writer.close();
  |    }
  | 
  |    public static class Listener implements PortalNodeEventListener
  |    {
  |       public PortalNodeEvent onEvent(PortalNodeEventContext context, PortalNodeEvent event)
  |       {
  |          PortalNode node = event.getNode();
  | 
  |          // Get node name
  |          String nodeName = node.getName();
  | 
  |          // See if we need to create a new event or not
  |          WindowActionEvent newEvent = null;
  |          if (nodeName.equals("PortletAWindow") && event instanceof WindowActionEvent)
  |          {
  |             // Find window B
  |             WindowActionEvent wae = (WindowActionEvent)event;
  |             PortalNode windowB = node.resolve("../PortletBWindow");
  |             if (windowB != null)
  |             {
  |                // We can redirect
  |                newEvent = new WindowActionEvent(windowB);
  |                newEvent.setWindowState(WindowState.MAXIMIZED);
  |                newEvent.setParameters(wae.getParameters());
  |             }
  |          }
  | 
  |          //
  |          if (newEvent != null)
  |          {
  |             // If we have a new event redirect to it
  |             return newEvent;
  |          }
  |          else
  |          {
  |             // Otherwise bubble up
  |             return context.dispatch();
  |          }
  |       }
  |    }
  | }
  | 

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