de.kp.ames.web.core.domain.model.ExternalLink.java Source code

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Here is the source code for de.kp.ames.web.core.domain.model.ExternalLink.java

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

import org.freebxml.omar.client.xml.registry.infomodel.ExternalLinkImpl;
import org.freebxml.omar.client.xml.registry.infomodel.RegistryObjectImpl;
import org.json.JSONObject;

import de.kp.ames.web.core.regrep.JaxrHandle;
import de.kp.ames.web.core.regrep.lcm.JaxrLCM;
import de.kp.ames.web.function.FncConstants;

public class ExternalLink extends CoreObject {

    /**
     * Constructor
     * 
     * @param jaxrHandle
     * @param jaxrLCM
     */
    public ExternalLink(JaxrHandle jaxrHandle, JaxrLCM jaxrLCM) {
        super(jaxrHandle, jaxrLCM);
    }

    /**
     * Create RegistryObject from JSON representation
     * 
     * @param jForm
     * @return
     * @throws Exception
     */
    public RegistryObjectImpl create(JSONObject jForm) throws Exception {

        /*
         * Create external link
         */
        String uri = jForm.getString(RIM_URI);

        ExternalLinkImpl el = jaxrLCM.createExternalLink(uri);
        if (el == null)
            throw new JAXRException("[ExternalLink] Creation of ExternalLink failed.");

        /*
         * Create metadata
         */
        createMetadata(el, jForm, FncConstants.CORE_PRE);

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

        return el;

    }

    /**
     * Update RegistryObject from JSON representation
     * 
     * @param jForm
     * @return
     * @throws Exception
     */
    public RegistryObjectImpl update(JSONObject jForm) throws Exception {

        /* 
         * Determine external link from unique identifier
         */
        String rid = jForm.getString(RIM_ID);

        ExternalLinkImpl el = (ExternalLinkImpl) jaxrLCM.getRegistryObjectById(rid);
        if (el == null)
            throw new Exception("[ExternalLink] RegistryObject with id <" + rid + "> does not exist.");

        /*
         * Update metadata
         */
        updateMetadata(el, jForm);

        /*
         * Indicate as updated
         */
        this.created = false;

        return el;

    }

}