com.semanticcms.sitemap.servlet.SiteMapIndexServlet Maven / Gradle / Ivy

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/*
 * semanticcms-sitemap-servlet - Automatic sitemaps for web page content in a Servlet environment.
 * Copyright (C) 2016  AO Industries, Inc.
 *     [email protected]
 *     7262 Bull Pen Cir
 *     Mobile, AL 36695
 *
 * This file is part of semanticcms-sitemap-servlet.
 *
 * semanticcms-sitemap-servlet 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.
 *
 * semanticcms-sitemap-servlet 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 semanticcms-sitemap-servlet.  If not, see .
 */
package com.semanticcms.sitemap.servlet;

import static com.aoindustries.encoding.TextInXhtmlEncoder.textInXhtmlEncoder;
import com.aoindustries.servlet.http.ServletUtil;
import com.semanticcms.core.model.Book;
import com.semanticcms.core.servlet.SemanticCMS;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Creates a site map index of all per-book sitemaps.
 */
@WebServlet(SiteMapIndexServlet.SERVLET_PATH)
public class SiteMapIndexServlet extends HttpServlet {

	private static final long serialVersionUID = 1L;

	public static final String SERVLET_PATH = "/sitemap-index.xml";

	private static final String CONTENT_TYPE = "application/xml";

	private static final String ENCODING = "UTF-8";

	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		resp.reset();
		resp.setContentType(CONTENT_TYPE);
		resp.setCharacterEncoding(ENCODING);
		PrintWriter out = resp.getWriter();
		out.println("");
		out.println("");
		for(Book book : SemanticCMS.getInstance(getServletContext()).getBooks().values()) {
			out.println("    ");
			out.print("        ");
			ServletUtil.getAbsoluteURL(
				req,
				resp.encodeURL(book.getPathPrefix() + SiteMapServlet.SERVLET_PATH),
				textInXhtmlEncoder,
				out
			);
			out.println("");
			out.println("    ");
		}
		out.println("");
	}
}