001// Copyright 2005 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry.describe;
016
017import java.util.Iterator;
018
019import javax.servlet.Servlet;
020import javax.servlet.ServletConfig;
021
022import org.apache.tapestry.web.WebUtils;
023
024/**
025 * @author Howard M. Lewis Ship
026 * @since 4.0
027 */
028public class ServletStrategy implements DescribableStrategy
029{
030
031    public void describeObject(Object object, DescriptionReceiver receiver)
032    {
033        Servlet servlet = (Servlet) object;
034        ServletConfig config = servlet.getServletConfig();
035
036        receiver.title("HttpServlet");
037        receiver.property("servletInfo", servlet.getServletInfo());
038        receiver.property("servletName", config.getServletName());
039
040        receiver.section("Initialization Parameters");
041
042        Iterator i = WebUtils.toSortedList(config.getInitParameterNames()).iterator();
043        while (i.hasNext())
044        {
045            String key = (String) i.next();
046
047            receiver.property(key, config.getInitParameter(key));
048        }
049    }
050
051}