001/* 002 * (C) Copyright 2006-2009 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Nuxeo - initial API and implementation 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.webdav.resource; 023 024import javax.servlet.http.HttpServletRequest; 025import javax.ws.rs.OPTIONS; 026import javax.ws.rs.core.Response; 027 028import org.nuxeo.common.utils.Path; 029 030/** 031 * Base class for all resources (existing or not). 032 */ 033public class AbstractResource { 034 035 protected String path; 036 037 protected String parentPath; 038 039 protected String name; 040 041 protected HttpServletRequest request; 042 043 public static String getParentPath(String path) { 044 path = new Path(path).removeLastSegments(1).toString(); 045 // Ensures that path starts with a "/" and doesn't end with a "/". 046 if (path.endsWith("/")) { 047 path = path.substring(0, path.length() - 1); 048 } 049 if (!path.startsWith("/")) { 050 path = "/" + path; 051 } 052 return path; 053 } 054 055 public static String getNameFromPath(String path) { 056 return new Path(path).lastSegment(); 057 } 058 059 protected AbstractResource(String path, HttpServletRequest request) { 060 this.path = path; 061 this.request = request; 062 parentPath = getParentPath(path); 063 name = getNameFromPath(path); 064 } 065 066 @OPTIONS 067 public Response options() { 068 return Response.status(204).entity("").header("DAV", "1,2") // not 1,2 for now. 069 .header("Allow", 070 "GET, HEAD, POST, PUT, DELETE, OPTIONS, TRACE, " 071 + "PROPFIND, PROPPATCH, MKCOL, COPY, MOVE, LOCK, UNLOCK").build(); 072 } 073 074}