Package it.eng.spagobi.engines.qbe.services.formbuilder

Source Code of it.eng.spagobi.engines.qbe.services.formbuilder.SetFormBuilderStateAction

/**

SpagoBI - The Business Intelligence Free Platform

Copyright (C) 2005-2009 Engineering Ingegneria Informatica S.p.A.

This library 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 library 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 library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

**/
package it.eng.spagobi.engines.qbe.services.formbuilder;
   
import it.eng.spago.base.SourceBean;
import it.eng.spagobi.engines.qbe.QbeEngineInstance;
import it.eng.spagobi.engines.qbe.services.core.AbstractQbeEngineAction;
import it.eng.spagobi.utilities.assertion.Assert;
import it.eng.spagobi.utilities.engines.SpagoBIEngineServiceException;
import it.eng.spagobi.utilities.engines.SpagoBIEngineServiceExceptionHandler;
import it.eng.spagobi.utilities.service.JSONAcknowledge;

import java.io.IOException;

import org.apache.log4j.Logger;
import org.json.JSONObject;

/**
* @author Davide Zerbetto (davide.zerbetto@eng.it)
*/
public class SetFormBuilderStateAction  extends AbstractQbeEngineAction

  // INPUT PARAMETERS
  public static final String FORM_STATE = "FORM_STATE";
 
 
  /** Logger component. */
    private static transient Logger logger = Logger.getLogger(SetFormBuilderStateAction.class);
  
  public void service(SourceBean request, SourceBean response)  {
   
    logger.debug("IN");
   
    try {   
      super.service(request, response);
     
      QbeEngineInstance engineInstance = getEngineInstance();
      Assert.assertNotNull(engineInstance, "It's not possible to execute " + this.getActionName() + " service before having properly created an instance of EngineInstance class");
     
      String formState = this.getAttributeAsString(FORM_STATE);
      logger.debug(FORM_STATE + " input parameter is " + formState);
     
      JSONObject formJson = new JSONObject(formState);
      logger.debug(FORM_STATE + " input parameter parsed correctly as a JSONObject");
     
      engineInstance.getFormState().setConf(formJson);
     
      try {
        writeBackToClient( new JSONAcknowledge() );
      } catch (IOException e) {
        throw new SpagoBIEngineServiceException(getActionName(), "Impossible to write back the responce to the client", e);
      }
     
    } catch(Throwable t) {
      throw SpagoBIEngineServiceExceptionHandler.getInstance().getWrappedException(getActionName(), getEngineInstance(), t);
    } finally {     
      logger.debug("OUT");
   
  }
}
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