| Line | Hits | Source |
|---|---|---|
| 1 | /* | |
| 2 | Chrysalis Web Framework [http://chrysalis.sourceforge.net] | |
| 3 | Copyright (c) 2002, 2003, 2004, Paul Strack | |
| 4 | ||
| 5 | All rights reserved. | |
| 6 | ||
| 7 | Redistribution and use in source and binary forms, with or without | |
| 8 | modification, are permitted provided that the following conditions are met: | |
| 9 | ||
| 10 | 1. Redistributions of source code must retain the above copyright notice, this | |
| 11 | list of conditions and the following disclaimer. | |
| 12 | ||
| 13 | 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 14 | this list of conditions and the following disclaimer in the documentation | |
| 15 | and/or other materials provided with the distribution. | |
| 16 | ||
| 17 | 3. Neither the name of the copyright holder nor the names of its contributors | |
| 18 | may be used to endorse or promote products derived from this software without | |
| 19 | specific prior written permission. | |
| 20 | ||
| 21 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
| 22 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 23 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 24 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
| 25 | ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 26 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 27 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
| 28 | ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 29 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 30 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 | */ | |
| 32 | ||
| 33 | package org.chwf.servlet.filter; | |
| 34 | ||
| 35 | import java.io.IOException; | |
| 36 | ||
| 37 | import javax.servlet.Filter; | |
| 38 | import javax.servlet.ServletConfig; | |
| 39 | import javax.servlet.ServletContext; | |
| 40 | import javax.servlet.ServletException; | |
| 41 | import javax.servlet.http.HttpServlet; | |
| 42 | import javax.servlet.http.HttpServletRequest; | |
| 43 | import javax.servlet.http.HttpServletResponse; | |
| 44 | ||
| 45 | /** | |
| 46 | * A component that intercepts requests and invokes components. It acts as | |
| 47 | * a "micro-container" to add Servlet 2.3 filter support to a Servlet 2.2 | |
| 48 | * compliant server. | |
| 49 | * | |
| 50 | * @author <a href="mailto:pfstrack@users.sourceforge.net">Paul Strack</a> | |
| 51 | */ | |
| 52 | 6 | public class FilterServlet extends HttpServlet { |
| 53 | ||
| 54 | /** Set of filters. */ | |
| 55 | private FilterSet filterSet; | |
| 56 | ||
| 57 | /** | |
| 58 | * Initialize the filters for the Chrysalis micro-container. | |
| 59 | * | |
| 60 | * @param config The servlet config. | |
| 61 | * @throws ServletException If the filters cannot be initialized. | |
| 62 | */ | |
| 63 | public void init(ServletConfig config) throws ServletException { | |
| 64 | 7 | super.init(config); |
| 65 | 7 | ServletContext context = config.getServletContext(); |
| 66 | try { | |
| 67 | 7 | this.filterSet = |
| 68 | new FilterSet(AllFilterConfig.getConfig(context)); | |
| 69 | 7 | ResourceMapper.init(context); |
| 70 | 7 | } catch (ServletException ex) { |
| 71 | 0 | throw ex; |
| 72 | } catch (Exception ex) { | |
| 73 | 0 | context.log("The filters could not be initialized", ex); |
| 74 | 0 | throw new ServletException(ex); |
| 75 | } | |
| 76 | 7 | } |
| 77 | ||
| 78 | /** | |
| 79 | * Runs filters. | |
| 80 | * | |
| 81 | * @param request The request. | |
| 82 | * @param response The response. | |
| 83 | * @throws ServletException For servlet exceptions. | |
| 84 | * @throws IOException For IO exceptions. | |
| 85 | */ | |
| 86 | public void doGet(HttpServletRequest request, HttpServletResponse response) | |
| 87 | throws ServletException, IOException { | |
| 88 | ||
| 89 | 1 | Filter terminator = ResourceMapper.getFilter(request); |
| 90 | 1 | this.filterSet.doChain(request, response, terminator); |
| 91 | 1 | } |
| 92 | ||
| 93 | /** | |
| 94 | * Runs filters. | |
| 95 | * | |
| 96 | * @param request The request. | |
| 97 | * @param response The response. | |
| 98 | * @throws ServletException For servlet exceptions. | |
| 99 | * @throws IOException For IO exceptions. | |
| 100 | */ | |
| 101 | public void doPost(HttpServletRequest request, HttpServletResponse response) | |
| 102 | throws ServletException, IOException { | |
| 103 | ||
| 104 | 1 | Filter terminator = ResourceMapper.getFilter(request); |
| 105 | 1 | this.filterSet.doChain(request, response, terminator); |
| 106 | 1 | } |
| 107 | ||
| 108 | /** Destroy all filters. */ | |
| 109 | public void destroy() { | |
| 110 | 1 | this.filterSet.destroy(); |
| 111 | 1 | } |
| 112 | } |
|
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