com.commsen.liferay.wurfl.LiferayWURFLHolder.java Source code

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Here is the source code for com.commsen.liferay.wurfl.LiferayWURFLHolder.java

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/**
 * Copyright (c) COMMSEN International. All rights reserved.
 *
 *
 * This library 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.
 * 
 * This library 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this library.  If not, see http://www.gnu.org/licenses/gpl.html.
 */
package com.commsen.liferay.wurfl;

import net.sourceforge.wurfl.core.CustomWURFLHolder;
import net.sourceforge.wurfl.core.WURFLHolder;
import net.sourceforge.wurfl.core.WURFLManager;
import net.sourceforge.wurfl.core.WURFLUtils;

import org.apache.commons.lang.StringUtils;

import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.PropsUtil;

/**
 * This class is responsible for initializing WURFL with database files specified in
 * <code>portal.properties</code>
 * 
 * @author Milen Dyankov
 * 
 */
public class LiferayWURFLHolder implements WURFLHolder {

    private WURFLHolder wurflHolder;

    public void init() {
        String mainFile = PropsUtil.get(WURFL_MAIN);
        if (StringUtils.isBlank(mainFile)) {
            mainFile = PropsUtil.get(WURFL_MAIN_DEFAULT);
            if (StringUtils.isBlank(mainFile)) {
                _log.warn("Wurfl NOT initialised! Plase set '" + WURFL_MAIN + "' property!");
                return;
            }
        }

        String[] patchFiles = PropsUtil.getArray(WURFL_PATCHES);
        if (patchFiles == null || patchFiles.length == 0) {
            patchFiles = PropsUtil.getArray(WURFL_PATCHES_DEFAULT);
        }

        wurflHolder = new CustomWURFLHolder(mainFile, patchFiles);
        _log.debug("Wurfl initialised!");
    }

    private static Log _log = LogFactoryUtil.getLog(LiferayWURFLHolder.class);

    private static final String WURFL_MAIN = "wurfl.main";
    private static final String WURFL_PATCHES = "wurfl.patches";
    private static final String WURFL_MAIN_DEFAULT = "wurfl.main.default";
    private static final String WURFL_PATCHES_DEFAULT = "wurfl.patches.default";

    @Override
    public WURFLManager getWURFLManager() {
        if (wurflHolder == null)
            init();
        return wurflHolder.getWURFLManager();
    }

    @Override
    public WURFLUtils getWURFLUtils() {
        if (wurflHolder == null)
            init();
        return wurflHolder.getWURFLUtils();
    }

}