From 8bc8d50a05c2998565690fdbc349fe9254defe41 Mon Sep 17 00:00:00 2001
From: ulrich <not disclosed>
Date: Mon, 20 Feb 2017 08:42:53 +0000
Subject: [PATCH] Die dem ServletContext hinzugefugten Attribute werden im Initialiser nun auch wieder entfernt
---
src/java/de/uhilger/um/web/NiceFilter.java | 45 ++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 40 insertions(+), 5 deletions(-)
diff --git a/src/java/de/uhilger/um/web/NiceFilter.java b/src/java/de/uhilger/um/web/NiceFilter.java
index 61d5a39..ceb1373 100644
--- a/src/java/de/uhilger/um/web/NiceFilter.java
+++ b/src/java/de/uhilger/um/web/NiceFilter.java
@@ -1,8 +1,21 @@
/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * Nutzerverwaltung - User and role management in your browser
+ * Copyright (C) 2011-2016 Ulrich Hilger, http://uhilger.de
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see http://www.gnu.org/licenses/
*/
+
package de.uhilger.um.web;
import java.io.IOException;
@@ -15,23 +28,45 @@
import javax.servlet.http.HttpServletRequest;
/**
+ * Filter zum Verkuerzen von URLs
*
- * @author hilgeru
+ * @author Copyright (c) Ulrich Hilger, http://uhilger.de
+ * @author Published under the terms and conditions of the
+ * <a href="http://www.gnu.org/licenses/agpl-3.0" target="_blank">GNU Affero
+ * General Public License</a>
+ *
+ * @version 2, February 1, 2017
*/
public class NiceFilter implements Filter {
+
+ private static final String ZIEL = "../api?c=de.uhilger.um.api.UserMgr&m=";
@Override
public void init(FilterConfig filterConfig) throws ServletException {
// ...
}
+ /*
+ hier wird ein URL wie z.B.
+ http]://example.com/um/svc/testmethode
+ umgesetzt auf
+ http]://example.com/um/api?c=de.uhilger.um.api.UserMgr&m=testmethode
+
+ der Teil 'svc' ist im Filter Mapping des Deployment Descriptor
+ deklariert. Der Teil 'api' zeigt mit Hilfe eines Servlet
+ Mappings im Deployment Descriptor auf das Transit-Servlet.
+
+ der statische Teil des Ziel-URL ist hier hart kodiert, das kann man
+ freilich je nach Bedarf noch dynamisch gestalten
+ */
+
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
if(request instanceof HttpServletRequest) {
HttpServletRequest hr = (HttpServletRequest) request;
String servletPath = hr.getServletPath();
String[] path = servletPath.split("/");
- request.getRequestDispatcher("../api?c=de.uhilger.um.api.UserMgr&m=" + path[2]).forward(request, response);
+ request.getRequestDispatcher(ZIEL + path[2]).forward(request, response);
}
}
--
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