com.ikon.util.JBPMUtils.java Source code

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Here is the source code for com.ikon.util.JBPMUtils.java

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/**
 *  openkm, Open Document Management System (http://www.openkm.com)
 *  Copyright (c) 2006-2013  Paco Avila & Josep Llort
 *
 *  No bytes were intentionally harmed during the development of this application.
 *
 *  This program 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 2 of the License, or
 *  (at your option) any later version.
 *  
 *  This program 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 program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package com.ikon.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;

import org.apache.commons.io.IOUtils;
import org.jbpm.JbpmConfiguration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.ikon.core.Config;

public class JBPMUtils {
    private static Logger log = LoggerFactory.getLogger(JBPMUtils.class);
    private static JbpmConfiguration jbpmConfig = null;

    /**
     * Create instance
     */
    public static synchronized JbpmConfiguration getConfig() {
        if (jbpmConfig == null) {
            File jbpmCfg = new File(Config.JBPM_CONFIG);
            FileInputStream fisJbpmCfg = null;

            try {
                fisJbpmCfg = new FileInputStream(jbpmCfg);
                log.info("Creating JBPM configuration from {}", jbpmCfg.getPath());
                jbpmConfig = JbpmConfiguration.parseInputStream(fisJbpmCfg);
            } catch (FileNotFoundException e) {
                log.info("Creating JBPM default configuration");
                jbpmConfig = JbpmConfiguration.getInstance();
            } finally {
                IOUtils.closeQuietly(fisJbpmCfg);
            }
        }

        return jbpmConfig;
    }

    /**
     * Close instance
     */
    public static synchronized void closeConfig() {
        if (jbpmConfig != null) {
            jbpmConfig.close();
            jbpmConfig = null;
        }
    }
}