de.knowwe.baseline.Baseline.java Source code

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Here is the source code for de.knowwe.baseline.Baseline.java

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/*
 * Copyright (C) 2012 University Wuerzburg, Computer Science VI
 *
 * This 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 3 of
 * the License, or (at your option) any later version.
 *
 * This software 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 Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package de.knowwe.baseline;

import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.lang.StringEscapeUtils;

public class Baseline implements Comparable<Baseline> {

    private final String username;
    private final String name;
    private final long date;
    private final Map<String, Integer> articles;

    public Baseline(String name, long date, String username) {
        this.name = name;
        this.username = username;
        this.date = date;
        this.articles = new HashMap<>();
    }

    public long getDate() {
        return date;
    }

    public String getUsername() {
        return username;
    }

    public String getName() {
        return name;
    }

    public Collection<String> getArticles() {
        return Collections.unmodifiableCollection(articles.keySet());
    }

    public void addArticle(String title, int version) {
        articles.put(title, version);
    }

    public boolean contains(String title) {
        return articles.containsKey(title);
    }

    public int getVersion(String title) {
        Integer version = articles.get(title);
        if (version == null) {
            return -1;
        } else {
            return version;
        }
    }

    public static String toXML(Baseline baseline) {
        StringBuilder bob = new StringBuilder();
        bob.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");

        bob.append("<baseline ");
        bob.append("name=\"");
        bob.append(baseline.getName());
        bob.append("\" user=\"");
        bob.append(baseline.getUsername());
        bob.append("\" date=\"");
        bob.append(baseline.getDate());
        bob.append("\">\n");
        for (String title : baseline.getArticles()) {
            bob.append("<article version=\"");
            bob.append(baseline.getVersion(title));
            bob.append("\">");
            bob.append(StringEscapeUtils.escapeXml(title));
            bob.append("</article>\n");

        }
        bob.append("</baseline>");
        return bob.toString();
    }

    @Override
    public int compareTo(Baseline o) {
        long l = this.getDate() - o.getDate();
        if (l > 0) {
            return 1;
        } else if (l < 0) {
            return -1;
        } else
            return 0;

    }

}