/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* Portions Copyright Apache Software Foundation.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.apache.catalina.ssi;
import javax.servlet.http.HttpServletRequest;
import org.apache.catalina.util.RequestUtil;
public class SSIServletRequestUtil {
/**
* Return the relative path associated with this servlet. Taken from
* DefaultServlet.java. Perhaps this should be put in
* org.apache.catalina.util somewhere? Seems like it would be widely used.
*
* @param request
* The servlet request we are processing
*/
public static String getRelativePath(HttpServletRequest request) {
// Are we being processed by a RequestDispatcher.include()?
if (request.getAttribute("javax.servlet.include.request_uri") != null) {
String result = (String)request
.getAttribute("javax.servlet.include.path_info");
if (result == null)
result = (String)request
.getAttribute("javax.servlet.include.servlet_path");
if ((result == null) || (result.equals(""))) result = "/";
return (result);
}
// No, extract the desired path directly from the request
String result = request.getPathInfo();
if (result == null) {
result = request.getServletPath();
}
if ((result == null) || (result.equals(""))) {
result = "/";
}
return normalize(result);
}
/**
* Return a context-relative path, beginning with a "/", that represents
* the canonical version of the specified path after ".." and "." elements
* are resolved out. If the specified path attempts to go outside the
* boundaries of the current context (i.e. too many ".." path elements are
* present), return <code>null</code> instead. This normalize should be
* the same as DefaultServlet.normalize, which is almost the same ( see
* source code below ) as RequestUtil.normalize. Do we need all this
* duplication?
*
* @param path
* Path to be normalized
*/
public static String normalize(String path) {
if (path == null) return null;
String normalized = path;
//Why doesn't RequestUtil do this??
// Normalize the slashes and add leading slash if necessary
if (normalized.indexOf('\\') >= 0)
normalized = normalized.replace('\\', '/');
normalized = RequestUtil.normalize(path);
return normalized;
}
} |