com.liferay.portal.kernel.portlet.bridges.mvc.BaseRSSMVCResourceCommand.java Source code

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Here is the source code for com.liferay.portal.kernel.portlet.bridges.mvc.BaseRSSMVCResourceCommand.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 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.
 */

package com.liferay.portal.kernel.portlet.bridges.mvc;

import com.liferay.portal.kernel.portlet.PortletResponseUtil;
import com.liferay.portal.kernel.util.ContentTypes;
import com.liferay.portal.kernel.util.PortalUtil;

import javax.portlet.PortletException;
import javax.portlet.ResourceRequest;
import javax.portlet.ResourceResponse;

/**
 * @author Eduardo Garca
 */
public abstract class BaseRSSMVCResourceCommand implements MVCResourceCommand {

    @Override
    public boolean serveResource(ResourceRequest resourceRequest, ResourceResponse resourceResponse)
            throws PortletException {

        if (isRSSFeedsEnabled(resourceRequest)) {
            try {
                PortletResponseUtil.sendFile(resourceRequest, resourceResponse, null,
                        getRSS(resourceRequest, resourceResponse), ContentTypes.TEXT_XML_UTF8);
            } catch (Exception e) {
                throw new PortletException(e);
            }
        } else {
            try {
                PortalUtil.sendRSSFeedsDisabledError(resourceRequest, resourceResponse);
            } catch (Exception e) {
            }
        }

        return false;
    }

    protected abstract byte[] getRSS(ResourceRequest resourceRequest, ResourceResponse resourceResponse)
            throws Exception;

    protected boolean isRSSFeedsEnabled(ResourceRequest resourceRequest) {
        return PortalUtil.isRSSFeedsEnabled();
    }

}