package de.iqser.factory;
   
   import java.util.List;
   
   import javax.portlet.PortletPreferences;
   
   import com.liferay.portal.kernel.log.Log;
   import com.liferay.portal.kernel.log.LogFactoryUtil;
   
  import de.iqser.factory.classes.DefaultFactory;
  import de.iqser.portlets.IqserBasePortlet;
  
  public class PreviewRenderingFactory implements PreviewRenderingFactoryIF {
  
  	private static Log _ilog = LogFactoryUtil.getLog(PreviewRenderingFactory.class);
  	
  	public RenderingFactoryIF createContent(String contentProviderId, String contentType, PortletPreferences prefs) {
  		// check if the portlet preferences have an entry for the given provider and content type.
  		String renderClassKey= contentProviderId + "-" + contentType;
  		String renderClassName= prefs.getValue(renderClassKey, "defaultFactory");	// we expect class definitions
  		// String iqserWebserviceUrl= prefs.getValue(IqserBasePortlet.PREF_IQSER_WEBSERVICE, "");
  		
  		if( !renderClassName.startsWith("de.") && !renderClassName.startsWith("com.")) {
  			// not a full package path
  			renderClassName= "de.iqser.factory.classes." + renderClassName;
  		}
  		if( _ilog.isInfoEnabled() ) {
  			_ilog.info("Provide previev data for key: " + renderClassKey);
  			_ilog.info("Provide previev data with class: " + renderClassName);
  		}
  		
  		if( !renderClassName.equals("defaultFactory")) { 
  			RenderingFactoryIF factory= null;
  			try {
  				Class clazz = Class.forName(renderClassName);
  				factory = (RenderingFactoryIF) clazz.newInstance();
  				
  			} catch (InstantiationException e) {
  				_ilog.error(e);
  			} catch (IllegalAccessException e) {
  				_ilog.error(e);
  			} catch (ClassNotFoundException e) {
  				_ilog.error("PreviewRendering factory could not find class :" + renderClassName + " , using default");
  			}
  			if( factory == null) {
  				factory= new DefaultFactory();
  			}
  			else {
  				
  			}
  			return factory;
  		}
  		else {
  			return new DefaultFactory();
  		}
  	}
  
  }