eu.planets_project.pp.plato.action.fte.AnalyseResultsFastTrack.java Source code

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Here is the source code for eu.planets_project.pp.plato.action.fte.AnalyseResultsFastTrack.java

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/*******************************************************************************
 * Copyright (c) 2006-2010 Vienna University of Technology, 
 * Department of Software Technology and Interactive Systems
 *
 * All rights reserved. This program and the accompanying
 * materials are made available under the terms of the
 * Apache License, Version 2.0 which accompanies
 * this distribution, and is available at
 * http://www.apache.org/licenses/LICENSE-2.0 
 *******************************************************************************/
package eu.planets_project.pp.plato.action.fte;

import javax.ejb.Remove;
import javax.ejb.Stateful;

import org.apache.commons.logging.Log;
import org.jboss.annotation.ejb.cache.Cache;
import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.Destroy;
import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.Scope;

import eu.planets_project.pp.plato.action.interfaces.IAnalyseResults;
import eu.planets_project.pp.plato.action.interfaces.IFastTrackAnalyseResults;
import eu.planets_project.pp.plato.action.interfaces.IWorkflowStep;
import eu.planets_project.pp.plato.action.workflow.AbstractWorkflowStep;
import eu.planets_project.pp.plato.bean.PrepareChangesForPersist;
import eu.planets_project.pp.plato.model.PlanState;
import eu.planets_project.pp.plato.model.tree.Leaf;
import eu.planets_project.pp.plato.util.PlatoLogger;

/**
 * Action handler for the third step of Fast-track evaluation: Analyse results.
 * @author cbu
 */
@Stateful
@Scope(ScopeType.SESSION)
@Name("FTanalyse")
@Cache(org.jboss.ejb3.cache.NoPassivationCache.class)
public class AnalyseResultsFastTrack extends AbstractWorkflowStep implements IFastTrackAnalyseResults {

    private static final long serialVersionUID = 4514931519604967651L;

    private static final Log log = PlatoLogger.getLogger(AnalyseResultsFastTrack.class);

    @In(create = true)
    private IAnalyseResults analyseResults;

    public AnalyseResultsFastTrack() {
        requiredPlanState = new Integer(PlanState.FTE_ALTERNATIVES_EVALUATED);
    }

    @Override
    protected void init() {
        for (Leaf l : selectedPlan.getTree().getRoot().getAllLeaves()) {
            // initialise the values for free text transformers
            // AND fill up unmapped values to map to neutral, i.e. 2.5, in the transformer
            // since the user wont be able to edit the mappings in FTE...
            l.initTransformer(new Double(2.5));
        }
        analyseResults.init();
    }

    public String createPreservationPlan() {

        selectedPlan.createPPFromFastTrack();
        selectedPlan.getState().setValue(PlanState.INITIALISED);

        return "success";
    }

    /**
     * @see AbstractWorkflowStep#getWorkflowstepName()
     */
    @Override
    protected String getWorkflowstepName() {
        return "FTanalyse";
    }

    /**
     * @see AbstractWorkflowStep#getSuccessor()
     */
    @Override
    protected IWorkflowStep getSuccessor() {
        return null;
    }

    @Override
    public String save() {
        analyseResults.save();
        if (selectedPlan.getRecommendation().getAlternative() != null) {
            selectedPlan.getState().setValue(PlanState.FTE_RESULTS_ANALYSED);
        } else {
            selectedPlan.getState().setValue(PlanState.FTE_ALTERNATIVES_EVALUATED);
        }
        /** dont forget to prepare changed entities e.g. set current user */
        PrepareChangesForPersist prep = new PrepareChangesForPersist(user.getUsername());
        prep.prepare(selectedPlan.getState());
        em.persist(em.merge(selectedPlan.getState()));
        em.flush();

        changed = "";
        return "";
    }

    public boolean validate(boolean showValidationErrors) {
        return true;
    }

    @Destroy
    @Remove
    public void destroy() {
    }

}