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/******************************************************************************
 * JBoss, a division of Red Hat                                               *
 * Copyright 2008, Red Hat Middleware, LLC, and individual                    *
 * contributors as indicated by the @authors tag. See the                     *
 * copyright.txt in the distribution for a full listing of                    *
 * individual contributors.                                                   *
 *                                                                            *
 * This is free software; you can redistribute it and/or modify it            *
 * under the terms of the GNU Lesser General Public License as                *
 * published by the Free Software Foundation; either version 2.1 of           *
 * the License, or (at your option) any later version.                        *
 *                                                                            *
 * This software is distributed in the hope that it will be useful,           *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU           *
 * Lesser General Public License for more details.                            *
 *                                                                            *
 * You should have received a copy of the GNU Lesser General Public           *
 * License along with this software; if not, write to the Free                *
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA         *
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.                   *
 ******************************************************************************/
package org.gatein.pc.controller.request;

import org.gatein.common.util.ParameterMap;
import org.gatein.pc.api.PortletInvokerException;
import org.gatein.pc.api.StateString;
import org.gatein.pc.api.WindowState;
import org.gatein.pc.api.invocation.ActionInvocation;
import org.gatein.pc.api.invocation.response.PortletInvocationResponse;
import org.gatein.pc.api.spi.PortletInvocationContext;
import org.gatein.pc.controller.ControllerContext;
import org.gatein.pc.controller.state.PageNavigationalState;
import org.gatein.pc.controller.state.WindowNavigationalState;

import java.util.Map;

/**
 * @author Julien Viet
 * @version $Revision: 630 $
 */
public class PortletActionRequest extends PortletRequest
{

   /** . */
   private final StateString interactionState;

   /** . */
   private final Map bodyParameters;

   /**
    * Build a new portlet action request.
    *
    * @param windowId the window id
    * @param interactionState the interaction state
    * @param bodyParameters the body parameters
    * @param windowNavigationalState the window navigational state
    * @param pageNavigationalState the page navigational state
    * @throws IllegalArgumentException if the window id or the interaction state is null
    */
   public PortletActionRequest(
      String windowId,
      StateString interactionState,
      Map bodyParameters,
      WindowNavigationalState windowNavigationalState,
      PageNavigationalState pageNavigationalState) throws IllegalArgumentException
   {
      super(windowId, windowNavigationalState, pageNavigationalState);

      //
      if (interactionState == null)
      {
         throw new IllegalArgumentException("No null interaction state accepted");
      }

      //
      this.interactionState = interactionState;
      this.bodyParameters = bodyParameters;
   }

   public StateString getInteractionState()
   {
      return interactionState;
   }

   public Map getBodyParameters()
   {
      return bodyParameters;
   }

   @Override
   public PortletInvocationResponse invoke(ControllerContext context) throws PortletInvokerException
   {
      org.gatein.pc.api.Mode mode = windowNavigationalState.getMode();
      if (mode == null)
      {
         mode = org.gatein.pc.api.Mode.VIEW;
      }

      //
      WindowState windowState = windowNavigationalState.getWindowState();
      if (windowState == null)
      {
         windowState = WindowState.NORMAL;
      }

      //
      Map publicNS = null;
      if (pageNavigationalState != null)
      {
         publicNS = context.getStateControllerContext().getPublicWindowNavigationalState(context, pageNavigationalState, windowId);
      }

      PortletInvocationContext portletInvocationContext = context.createPortletInvocationContext(windowId, pageNavigationalState);
      ActionInvocation actionInvocation = new ActionInvocation(portletInvocationContext);

      //
      actionInvocation.setMode(mode);
      actionInvocation.setWindowState(windowState);
      actionInvocation.setNavigationalState(windowNavigationalState.getPortletNavigationalState());
      actionInvocation.setPublicNavigationalState(publicNS);
      actionInvocation.setInteractionState(interactionState);
      actionInvocation.setForm(bodyParameters != null ? ParameterMap.clone(bodyParameters) : null);

      //
      return context.invoke(windowId, actionInvocation);
   }
}