* #%L
 * Alfresco Remote API
 * %%
 * Copyright (C) 2005 - 2016 Alfresco Software Limited
 * %%
 * This file is part of the Alfresco software. 
 * If the software was purchased under a paid Alfresco license, the terms of 
 * the paid license agreement will prevail.  Otherwise, the software is 
 * provided under the following open source license terms:
 * Alfresco is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * Alfresco is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * GNU Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public License
 * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
 * #L%
package org.alfresco.repo.webdav;

import java.io.UnsupportedEncodingException;
import java.net.InetAddress;
import java.net.MalformedURLException;
import java.net.NetworkInterface;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.StringTokenizer;
import java.util.regex.Pattern;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.alfresco.sync.events.types.ContentEvent;
import org.alfresco.sync.events.types.ContentEventImpl;
import org.alfresco.sync.events.types.Event;
import org.alfresco.jlan.util.IPAddress;
import org.alfresco.model.ContentModel;
import org.alfresco.sync.repo.Client;
import org.alfresco.sync.repo.Client.ClientType;
import org.alfresco.sync.repo.events.EventPreparator;
import org.alfresco.sync.repo.events.EventPublisher;
import org.alfresco.repo.lock.LockUtils;
import org.alfresco.repo.model.filefolder.HiddenAspect;
import org.alfresco.repo.policy.BehaviourFilter;
import org.alfresco.repo.tenant.TenantService;
import org.alfresco.service.ServiceRegistry;
import org.alfresco.service.cmr.action.ActionService;
import org.alfresco.service.cmr.activities.ActivityPoster;
import org.alfresco.service.cmr.dictionary.DictionaryService;
import org.alfresco.service.cmr.lock.LockService;
import org.alfresco.service.cmr.model.FileFolderSer