Java tutorial
/* * Copyright 2007 Matthias L. Jugel. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.thinkberg.moxo.dav; import org.apache.commons.vfs.FileObject; import org.apache.commons.vfs.FileType; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; /** * @author Matthias L. Jugel * @version $Id$ */ public class OptionsHandler extends WebdavHandler { public void service(HttpServletRequest request, HttpServletResponse response) throws IOException { response.setHeader("DAV", "1, 2"); String path = request.getPathInfo(); StringBuffer options = new StringBuffer(); FileObject object = getResourceManager().getFileObject(path); if (object.exists()) { options.append("OPTIONS, GET, HEAD, POST, DELETE, TRACE, COPY, MOVE, LOCK, UNLOCK, PROPFIND"); if (FileType.FOLDER.equals(object.getType())) { options.append(", PUT"); } } else { options.append("OPTIONS, MKCOL, PUT, LOCK"); } response.setHeader("Allow", options.toString()); // see: http://www-128.ibm.com/developerworks/rational/library/2089.html response.setHeader("MS-Author-Via", "DAV"); } }