de.kp.ames.web.function.domain.model.EvaluationObject.java Source code

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Here is the source code for de.kp.ames.web.function.domain.model.EvaluationObject.java

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package de.kp.ames.web.function.domain.model;
/**
 * This Java module is part of the
 *  Application Developer Framework
 *
 *  Project: AMES-Web-Service
 *  Package: de.kp.ames.web.function.domain.model
 *  Module: EvaluationObject
 *  @author krusche@dr-kruscheundpartner.de
 *
 * Add your semantic annotations within the SemanticAssist tags and
 * mark them with a leading hashtag #:
 *
 * <SemanticAssist>
 *     #domain #evaluation #function #model #object #web
 * </SemanticAssist>
 *
 */

/**
 *   Copyright 2012 Dr. Krusche & Partner PartG
 *
 *   AMES-Web-Service is free software: you can redistribute it and/or 
 *   modify it under the terms of the GNU General Public License 
 *   as published by the Free Software Foundation, either version 3 of 
 *   the License, or (at your option) any later version.
 *
 *   AMES- Web-Service 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 General Public License for more details. 
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this software. If not, see <http://www.gnu.org/licenses/>.
 *
 */

import java.io.InputStream;
import javax.activation.DataHandler;
import javax.xml.registry.JAXRException;

import org.freebxml.omar.client.xml.registry.infomodel.AssociationImpl;
import org.freebxml.omar.client.xml.registry.infomodel.ClassificationImpl;
import org.freebxml.omar.client.xml.registry.infomodel.ExtrinsicObjectImpl;
import org.freebxml.omar.client.xml.registry.infomodel.RegistryObjectImpl;
import org.json.JSONObject;

import de.kp.ames.web.GlobalConstants;
import de.kp.ames.web.core.regrep.JaxrHandle;
import de.kp.ames.web.core.regrep.JaxrIdentity;
import de.kp.ames.web.core.regrep.lcm.JaxrLCM;
import de.kp.ames.web.core.util.FileUtil;
import de.kp.ames.web.function.FncConstants;
import de.kp.ames.web.shared.constants.ClassificationConstants;

public class EvaluationObject extends BusinessObject {

    public EvaluationObject(JaxrHandle jaxrHandle, JaxrLCM jaxrLCM) {
        super(jaxrHandle, jaxrLCM);
    }

    /**
     * Create EvaluationObject
     * 
     * @param source
     * @param reasoner
     * @param data
     * @param stream
     * @return
     * @throws Exception
     */
    public RegistryObjectImpl create(String source, String reasoner, String data, InputStream stream)
            throws Exception {

        /*
         * Initialize data
         */
        JSONObject jForm = new JSONObject(data);

        /* 
         * Create extrinsic object that serves as a wrapper 
         * for the respective evaluation
         */
        // 
        ExtrinsicObjectImpl eo = jaxrLCM.createExtrinsicObject();
        if (eo == null)
            throw new JAXRException("[EvaluationObject] Creation of ExtrinsicObject failed.");

        /* 
         * Identifier
         */
        String eid = JaxrIdentity.getInstance().getPrefixUID(FncConstants.EVALUATION_PRE);

        eo.setLid(eid);
        eo.getKey().setId(eid);

        /* 
         * Home url
         */
        String home = jaxrHandle.getEndpoint().replace("/saml", "");
        eo.setHome(home);

        /*
         * Name & description
         */
        String name = jForm.getString(RIM_NAME);
        String desc = jForm.getString(RIM_DESC);

        String dtime = jForm.getString(RIM_DATE);
        name = name.trim() + ", " + dtime.trim();

        eo.setName(jaxrLCM.createInternationalString(name));
        eo.setDescription(jaxrLCM.createInternationalString(desc));

        /*
         * Associations
         */

        /*
         * Build directed graph between evaluation and its source
         */
        RegistryObjectImpl sourceObject = jaxrLCM.getRegistryObjectById(source);
        if (sourceObject == null)
            throw new JAXRException("[EvaluationObject] RegistryObject with id <." + source + "> does not exist.");

        AssociationImpl sourceAssociation = jaxrLCM.createAssociation_RelatedTo(sourceObject);
        eo.addAssociation(sourceAssociation);

        /*
         * Build directed graph between evaluation and its reasoner
         */
        RegistryObjectImpl reasonerObject = jaxrLCM.getRegistryObjectById(reasoner);
        if (reasonerObject == null)
            throw new JAXRException(
                    "[EvaluationObject] RegistryObject with id <." + reasoner + "> does not exist.");

        AssociationImpl reasonerAssociation = jaxrLCM.createAssociation_RelatedTo(reasonerObject);
        eo.addAssociation(reasonerAssociation);

        /*
         * Classifications
         */
        ClassificationImpl classification = jaxrLCM.createClassification(ClassificationConstants.FNC_ID_Evaluation);
        eo.addClassification(classification);

        /*
         * Mimetype & repository item
         */
        String mimetype = GlobalConstants.MT_XML;
        eo.setMimeType(mimetype);

        byte[] bytes = FileUtil.getByteArrayFromInputStream(stream);

        DataHandler handler = new DataHandler(FileUtil.createByteArrayDataSource(bytes, mimetype));
        eo.setRepositoryItem(handler);

        /*
        * Indicate as created
        */
        this.created = true;

        return eo;

    }

}