ru.org.linux.spring.AbstractRomeView.java Source code

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Here is the source code for ru.org.linux.spring.AbstractRomeView.java

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/*
 * Copyright 1998-2010 Linux.org.ru
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package ru.org.linux.spring;

import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.sun.syndication.feed.synd.SyndFeed;
import com.sun.syndication.feed.synd.SyndFeedImpl;
import com.sun.syndication.io.SyndFeedOutput;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.web.servlet.view.AbstractView;

/**
 * User: rsvato
 * Date: Jun 1, 2009
 * Time: 3:20:02 PM
 */
public abstract class AbstractRomeView extends AbstractView {
    private Map<String, String> contentTypes;
    private Map<String, String> feedTypes;
    private Integer defaultCount;
    private String defaultType;
    private Integer minimalCount;
    private Integer maximalCount;

    private static final Log log = LogFactory.getLog(AbstractRomeView.class);

    public Map<String, String> getContentTypes() {
        return contentTypes;
    }

    public void setContentTypes(Map<String, String> contentTypes) {
        this.contentTypes = contentTypes;
    }

    public Map<String, String> getFeedTypes() {
        return feedTypes;
    }

    public void setFeedTypes(Map<String, String> feedTypes) {
        this.feedTypes = feedTypes;
    }

    public Integer getDefaultCount() {
        return defaultCount;
    }

    public void setDefaultCount(Integer defaultCount) {
        this.defaultCount = defaultCount;
    }

    @Override
    protected void renderMergedOutputModel(Map model, HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        SyndFeed feed = new SyndFeedImpl();
        feed.setEncoding("utf-8");
        String feedType = (String) model.get("feed-type");
        if (StringUtils.isEmpty(feedType)) {
            feedType = "rss";
        }
        feed.setFeedType(feedTypes.get(feedType));
        createFeed(feed, model);
        response.setContentType(contentTypes.get(feedType));
        response.setCharacterEncoding("UTF-8");
        SyndFeedOutput output = new SyndFeedOutput();
        output.output(feed, response.getWriter());
    }

    protected abstract void createFeed(SyndFeed feed, Map model);

    public Integer getMaximalCount() {
        return maximalCount;
    }

    public void setMaximalCount(Integer maximalCount) {
        this.maximalCount = maximalCount;
    }

    public Integer getMinimalCount() {
        return minimalCount;
    }

    public void setMinimalCount(Integer minimalCount) {
        this.minimalCount = minimalCount;
    }

    public String getDefaultType() {
        return defaultType;
    }

    public void setDefaultType(String defaultType) {
        this.defaultType = defaultType;
    }
}