mirror of
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f17066b7bf
This brings it into line with other deserializations such as object and will improve future backward compatibility.
313 lines
15 KiB
C#
313 lines
15 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Reflection;
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using System.Text;
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using System.Xml;
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using log4net;
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using OpenMetaverse;
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using OpenSim.Framework;
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namespace OpenSim.Framework.Serialization.External
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{
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/// <summary>
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/// Serialize and deserialize LandData as an external format.
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/// </summary>
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public class LandDataSerializer
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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protected static UTF8Encoding m_utf8Encoding = new UTF8Encoding();
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private delegate void LandDataProcessor(LandData landData, XmlTextReader reader);
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private static Dictionary<string, LandDataProcessor> m_ldProcessors
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= new Dictionary<string, LandDataProcessor>();
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private delegate void LandAccessEntryProcessor(LandAccessEntry lae, XmlTextReader reader);
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private static Dictionary<string, LandAccessEntryProcessor> m_laeProcessors
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= new Dictionary<string, LandAccessEntryProcessor>();
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static LandDataSerializer()
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{
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// LandData processors
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m_ldProcessors.Add(
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"Area", (ld, xtr) => ld.Area = Convert.ToInt32(xtr.ReadElementString("Area")));
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m_ldProcessors.Add(
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"AuctionID", (ld, xtr) => ld.AuctionID = Convert.ToUInt32(xtr.ReadElementString("AuctionID")));
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m_ldProcessors.Add(
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"AuthBuyerID", (ld, xtr) => ld.AuthBuyerID = UUID.Parse(xtr.ReadElementString("AuthBuyerID")));
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m_ldProcessors.Add(
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"Category", (ld, xtr) => ld.Category = (ParcelCategory)Convert.ToSByte(xtr.ReadElementString("Category")));
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m_ldProcessors.Add(
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"ClaimDate", (ld, xtr) => ld.ClaimDate = Convert.ToInt32(xtr.ReadElementString("ClaimDate")));
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m_ldProcessors.Add(
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"ClaimPrice", (ld, xtr) => ld.ClaimPrice = Convert.ToInt32(xtr.ReadElementString("ClaimPrice")));
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m_ldProcessors.Add(
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"GlobalID", (ld, xtr) => ld.GlobalID = UUID.Parse(xtr.ReadElementString("GlobalID")));
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m_ldProcessors.Add(
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"GroupID", (ld, xtr) => ld.GroupID = UUID.Parse(xtr.ReadElementString("GroupID")));
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m_ldProcessors.Add(
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"IsGroupOwned", (ld, xtr) => ld.IsGroupOwned = Convert.ToBoolean(xtr.ReadElementString("IsGroupOwned")));
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m_ldProcessors.Add(
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"Bitmap", (ld, xtr) => ld.Bitmap = Convert.FromBase64String(xtr.ReadElementString("Bitmap")));
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m_ldProcessors.Add(
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"Description", (ld, xtr) => ld.Description = xtr.ReadElementString("Description"));
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m_ldProcessors.Add(
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"Flags", (ld, xtr) => ld.Flags = Convert.ToUInt32(xtr.ReadElementString("Flags")));
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m_ldProcessors.Add(
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"LandingType", (ld, xtr) => ld.LandingType = Convert.ToByte(xtr.ReadElementString("LandingType")));
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m_ldProcessors.Add(
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"Name", (ld, xtr) => ld.Name = xtr.ReadElementString("Name"));
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m_ldProcessors.Add(
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"Status", (ld, xtr) => ld.Status = (ParcelStatus)Convert.ToSByte(xtr.ReadElementString("Status")));
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m_ldProcessors.Add(
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"LocalID", (ld, xtr) => ld.LocalID = Convert.ToInt32(xtr.ReadElementString("LocalID")));
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m_ldProcessors.Add(
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"MediaAutoScale", (ld, xtr) => ld.MediaAutoScale = Convert.ToByte(xtr.ReadElementString("MediaAutoScale")));
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m_ldProcessors.Add(
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"MediaID", (ld, xtr) => ld.MediaID = UUID.Parse(xtr.ReadElementString("MediaID")));
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m_ldProcessors.Add(
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"MediaURL", (ld, xtr) => ld.MediaURL = xtr.ReadElementString("MediaURL"));
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m_ldProcessors.Add(
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"MusicURL", (ld, xtr) => ld.MusicURL = xtr.ReadElementString("MusicURL"));
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m_ldProcessors.Add(
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"ParcelAccessList", ProcessParcelAccessList);
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m_ldProcessors.Add(
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"PassHours", (ld, xtr) => ld.PassHours = Convert.ToSingle(xtr.ReadElementString("PassHours")));
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m_ldProcessors.Add(
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"PassPrice", (ld, xtr) => ld.PassPrice = Convert.ToInt32(xtr.ReadElementString("PassPrice")));
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m_ldProcessors.Add(
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"SalePrice", (ld, xtr) => ld.SalePrice = Convert.ToInt32(xtr.ReadElementString("SalePrice")));
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m_ldProcessors.Add(
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"SnapshotID", (ld, xtr) => ld.SnapshotID = UUID.Parse(xtr.ReadElementString("SnapshotID")));
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m_ldProcessors.Add(
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"UserLocation", (ld, xtr) => ld.UserLocation = Vector3.Parse(xtr.ReadElementString("UserLocation")));
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m_ldProcessors.Add(
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"UserLookAt", (ld, xtr) => ld.UserLookAt = Vector3.Parse(xtr.ReadElementString("UserLookAt")));
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// No longer used here //
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// m_ldProcessors.Add("Dwell", (landData, xtr) => return);
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m_ldProcessors.Add(
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"OtherCleanTime", (ld, xtr) => ld.OtherCleanTime = Convert.ToInt32(xtr.ReadElementString("OtherCleanTime")));
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// LandAccessEntryProcessors
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m_laeProcessors.Add(
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"AgentID", (lae, xtr) => lae.AgentID = UUID.Parse(xtr.ReadElementString("AgentID")));
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m_laeProcessors.Add(
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"Time", (lae, xtr) =>
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{
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// We really don't care about temp vs perm here and this
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// would break on old oars. Assume all bans are perm
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xtr.ReadElementString("Time");
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lae.Expires = 0; // Convert.ToUint( xtr.ReadElementString("Time"));
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}
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);
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m_laeProcessors.Add(
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"AccessList", (lae, xtr) => lae.Flags = (AccessList)Convert.ToUInt32(xtr.ReadElementString("AccessList")));
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}
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public static void ProcessParcelAccessList(LandData ld, XmlTextReader xtr)
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{
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if (!xtr.IsEmptyElement)
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{
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while (xtr.Read() && xtr.NodeType != XmlNodeType.EndElement)
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{
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LandAccessEntry lae = new LandAccessEntry();
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xtr.ReadStartElement("ParcelAccessEntry");
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string nodeName = string.Empty;
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while (xtr.NodeType != XmlNodeType.EndElement)
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{
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nodeName = xtr.Name;
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// m_log.DebugFormat("[LandDataSerializer]: Processing: {0} in ParcelAccessEntry", nodeName);
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LandAccessEntryProcessor p = null;
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if (m_laeProcessors.TryGetValue(xtr.Name, out p))
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{
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// m_log.DebugFormat("[LandDataSerializer]: Found {0} processor in ParcelAccessEntry", nodeName);
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try
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{
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p(lae, xtr);
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}
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catch (Exception e)
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{
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m_log.ErrorFormat(
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"[LandDataSerializer]: Exception while parsing element {0} in ParcelAccessEntry, continuing. Exception {1}{2}",
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nodeName, e.Message, e.StackTrace);
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if (xtr.NodeType == XmlNodeType.EndElement)
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xtr.Read();
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}
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}
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else
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{
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// m_log.DebugFormat("[LandDataSerializer]: caught unknown element {0}", nodeName);
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xtr.ReadOuterXml(); // ignore
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}
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}
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xtr.ReadEndElement();
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ld.ParcelAccessList.Add(lae);
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}
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}
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xtr.Read();
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}
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/// <summary>
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/// Reify/deserialize landData
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/// </summary>
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/// <param name="serializedLandData"></param>
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/// <returns></returns>
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/// <exception cref="System.Xml.XmlException"></exception>
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public static LandData Deserialize(byte[] serializedLandData)
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{
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return Deserialize(m_utf8Encoding.GetString(serializedLandData, 0, serializedLandData.Length));
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}
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/// <summary>
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/// Reify/deserialize landData
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/// </summary>
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/// <param name="serializedLandData"></param>
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/// <returns></returns>
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/// <exception cref="System.Xml.XmlException"></exception>
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public static LandData Deserialize(string serializedLandData)
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{
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LandData landData = new LandData();
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using (XmlTextReader reader = new XmlTextReader(new StringReader(serializedLandData)))
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{
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reader.ReadStartElement("LandData");
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string nodeName = string.Empty;
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while (reader.NodeType != XmlNodeType.EndElement)
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{
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nodeName = reader.Name;
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// m_log.DebugFormat("[LandDataSerializer]: Processing: {0}", nodeName);
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LandDataProcessor p = null;
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if (m_ldProcessors.TryGetValue(reader.Name, out p))
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{
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try
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{
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p(landData, reader);
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}
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catch (Exception e)
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{
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m_log.ErrorFormat(
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"[LandDataSerializer]: exception while parsing element {0}, continuing. Exception {1}{2}",
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nodeName, e.Message, e.StackTrace);
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if (reader.NodeType == XmlNodeType.EndElement)
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reader.Read();
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}
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}
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else
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{
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// m_log.DebugFormat("[LandDataSerializer]: caught unknown element {0}", nodeName);
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reader.ReadOuterXml(); // ignore
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}
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}
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reader.ReadEndElement();
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}
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return landData;
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}
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public static string Serialize(LandData landData)
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{
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StringWriter sw = new StringWriter();
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XmlTextWriter xtw = new XmlTextWriter(sw);
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xtw.Formatting = Formatting.Indented;
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xtw.WriteStartDocument();
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xtw.WriteStartElement("LandData");
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xtw.WriteElementString("Area", Convert.ToString(landData.Area));
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xtw.WriteElementString("AuctionID", Convert.ToString(landData.AuctionID));
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xtw.WriteElementString("AuthBuyerID", landData.AuthBuyerID.ToString());
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xtw.WriteElementString("Category", Convert.ToString((sbyte)landData.Category));
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xtw.WriteElementString("ClaimDate", Convert.ToString(landData.ClaimDate));
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xtw.WriteElementString("ClaimPrice", Convert.ToString(landData.ClaimPrice));
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xtw.WriteElementString("GlobalID", landData.GlobalID.ToString());
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xtw.WriteElementString("GroupID", landData.GroupID.ToString());
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xtw.WriteElementString("IsGroupOwned", Convert.ToString(landData.IsGroupOwned));
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xtw.WriteElementString("Bitmap", Convert.ToBase64String(landData.Bitmap));
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xtw.WriteElementString("Description", landData.Description);
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xtw.WriteElementString("Flags", Convert.ToString((uint)landData.Flags));
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xtw.WriteElementString("LandingType", Convert.ToString((byte)landData.LandingType));
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xtw.WriteElementString("Name", landData.Name);
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xtw.WriteElementString("Status", Convert.ToString((sbyte)landData.Status));
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xtw.WriteElementString("LocalID", landData.LocalID.ToString());
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xtw.WriteElementString("MediaAutoScale", Convert.ToString(landData.MediaAutoScale));
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xtw.WriteElementString("MediaID", landData.MediaID.ToString());
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xtw.WriteElementString("MediaURL", landData.MediaURL);
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xtw.WriteElementString("MusicURL", landData.MusicURL);
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xtw.WriteElementString("OwnerID", landData.OwnerID.ToString());
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xtw.WriteStartElement("ParcelAccessList");
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foreach (LandAccessEntry pal in landData.ParcelAccessList)
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{
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xtw.WriteStartElement("ParcelAccessEntry");
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xtw.WriteElementString("AgentID", pal.AgentID.ToString());
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xtw.WriteElementString("Time", pal.Expires.ToString());
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xtw.WriteElementString("AccessList", Convert.ToString((uint)pal.Flags));
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xtw.WriteEndElement();
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}
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xtw.WriteEndElement();
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xtw.WriteElementString("PassHours", Convert.ToString(landData.PassHours));
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xtw.WriteElementString("PassPrice", Convert.ToString(landData.PassPrice));
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xtw.WriteElementString("SalePrice", Convert.ToString(landData.SalePrice));
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xtw.WriteElementString("SnapshotID", landData.SnapshotID.ToString());
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xtw.WriteElementString("UserLocation", landData.UserLocation.ToString());
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xtw.WriteElementString("UserLookAt", landData.UserLookAt.ToString());
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xtw.WriteElementString("Dwell", "0");
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xtw.WriteElementString("OtherCleanTime", Convert.ToString(landData.OtherCleanTime));
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xtw.WriteEndElement();
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xtw.Close();
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sw.Close();
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return sw.ToString();
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}
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}
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}
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