?? webutils.java
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/* * Copyright (c) 2005, John Mettraux, OpenWFE.org * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * . Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * . Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * . Neither the name of the "OpenWFE" nor the names of its contributors may be * used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * $Id: WebUtils.java,v 1.5 2005/05/17 16:40:14 jmettraux Exp $ *///// WebUtils.java//// jmettraux@openwfe.org//// generated with // jtmpl 1.1.00 16.08.2003 John Mettraux (jmettraux@openwfe.org)//package openwfe.org.misc;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.RequestDispatcher;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;/** * Some helper methods * * <p><font size=2>CVS Info : * <br>$Author: jmettraux $ * <br>$Id: WebUtils.java,v 1.5 2005/05/17 16:40:14 jmettraux Exp $ </font> * * @author jmettraux@openwfe.org */public abstract class WebUtils{ /* static org.apache.log4j.Logger log = org.apache.log4j.Logger .getLogger(WebUtils.class.getName()); */ // // METHODS /** * forwards a web request to a given URL */ public static void forward (HttpServletRequest req, HttpServletResponse res, String url) throws java.io.IOException, ServletException { RequestDispatcher rd = req.getRequestDispatcher(url); rd.forward(req, res); } /** * Includes a file in a web page (its writer) */ public static void include (PrintWriter out, String fileName) //throws java.io.IOException { try { java.io.BufferedReader br = new java.io.BufferedReader(new java.io.FileReader(fileName)); while (true) { String line = br.readLine(); if (line == null) break; out.println(line); } br.close(); } catch (final Exception e) { final java.io.File f = new java.io.File(fileName); out.println ("<font color=red>Failed to include file '"+ f.getAbsolutePath()+"'"); out.println("<br>"+e); out.println("</font>"); } } /** * Includes a URL in a web page (its writer) */ public static void include (PrintWriter out, java.net.URL url) { try { java.io.BufferedReader br = new java.io.BufferedReader (new java.io.InputStreamReader (url.openConnection().getInputStream())); while (true) { String line = br.readLine(); if (line == null) break; out.println(line); } br.close(); } catch (Exception e) { out.println("<font color=red>Failed to include URL "+url); out.println("<br>"+e); out.println("</font>"); } }}
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