?? conceptwebimpl.java
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/* */package org.impact.stars.control.web;import java.util.Locale;import java.rmi.RemoteException;import org.impact.stars.control.exceptions.GeneralFailureException;import org.impact.stars.control.exceptions.StarsAppException;import javax.servlet.http.HttpSession;import javax.servlet.ServletContext;import javax.naming.NamingException;import org.impact.stars.util.JNDINames;import org.impact.stars.util.WebKeys;import org.impact.stars.util.JSPUtil;import org.impact.stars.util.EJBUtil;import org.impact.stars.conceptmd.concept.model.ConceptModel;import org.impact.stars.conceptmd.concept.ejb.ConceptLocal;import org.impact.stars.conceptmd.concept.ejb.ConceptLocalHome;import org.impact.stars.control.web.ModelManager;import org.impact.stars.control.web.ModelUpdateListener;import org.impact.stars.util.Debug;/** * This class is the web-tier representation of the Concept Data. */public class ConceptWebImpl extends ConceptModel implements ModelUpdateListener, java.io.Serializable { private AppModelManager apmm; private ConceptLocal conceptEjb; //private HttpSession session; private ServletContext context; public ConceptWebImpl() { super(); } public void init(ServletContext context) { this.context = context; this.apmm = (AppModelManager)context.getAttribute(WebKeys.AppModelManagerKey); apmm.addListener(JNDINames.CONCEPT_EJBHOME, this); } public void performUpdate() throws StarsAppException { // Get data from the EJB if (conceptEjb == null) { try { ConceptLocalHome chome = EJBUtil.getConceptLocalHome(); conceptEjb = chome.findByPrimaryKey(this.getConceptID()); } catch (javax.ejb.FinderException fde) { throw new StarsAppException("Unable to find an concept/profile with concept id : " ); } catch (javax.ejb.NoSuchEntityException nee) { throw new StarsAppException("Unable to find an concept/profile with concept id : " ); } catch (javax.naming.NamingException nme) { Debug.println("ConceptWebImpl naming exception: "); throw new StarsAppException("Irrecoverable error while updating concept : "); } } copy(conceptEjb.getDetails()); }}
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