1 /**
2 * Copyright (c) 2009-2010, Elias Gomes. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
5 * following conditions are met:
6 *
7 * - Redistributions of source code must retain the above copyright notice, this list of conditions and the following
8 * disclaimer.
9 *
10 * - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
14 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
15 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
16 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
17 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
18 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
19 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
20 */
21 package net.sourceforge.mystique.infrastructure.xhtml;
22
23 import java.io.IOException;
24
25 import javax.servlet.http.HttpServletRequest;
26 import javax.servlet.jsp.JspException;
27 import javax.servlet.jsp.PageContext;
28 import javax.servlet.jsp.tagext.SimpleTagSupport;
29
30 /**
31 * @author Elias Gomes [eliasgomes@users.sourceforge.net]
32 */
33 public class BaseTag extends SimpleTagSupport {
34
35 @Override
36 public void doTag() throws JspException, IOException {
37
38 PageContext context = (PageContext) getJspContext();
39 HttpServletRequest request = (HttpServletRequest) context.getRequest();
40
41 String scheme = request.getScheme();
42 String serverName = request.getServerName();
43 int serverPort = request.getServerPort();
44 String contextPath = request.getContextPath();
45
46 StringBuilder builder = new StringBuilder();
47
48 builder.append("<base href=\"").append(scheme).append("://").append(serverName);
49 if (serverPort != 80) {
50 builder.append(":").append(serverPort);
51 }
52 builder.append(contextPath).append("/\" />\n");
53
54 context.getOut().println(builder.toString());
55
56 }
57
58 }