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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS AS IS AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
using System;
using System.Collections.Generic;
using System.Text;
using OpenSim.Region.Environment.Scenes;
using OpenSim.Region.Environment.LandManagement;
using OpenSim.Region.Environment;
using OpenSim.Region.Interfaces;
using OpenSim.Framework.Console;
using libsecondlife;
using Db4objects.Db4o;
using Db4objects.Db4o.Query;
namespace OpenSim.DataStore.DB4oStorage
{
public class SceneObjectQuery : Predicate
{
private LLUUID globalIDSearch;
public SceneObjectQuery(LLUUID find)
{
globalIDSearch = find;
}
public bool Match(SceneObjectGroup obj)
{
return obj.UUID == globalIDSearch;
}
}
public class DB4oDataStore : IRegionDataStore
{
private IObjectContainer db;
public void Initialise(string dbfile, string dbname)
{
MainLog.Instance.Verbose("DATASTORE", "DB4O - Opening " + dbfile);
db = Db4oFactory.OpenFile(dbfile);
return;
}
public void StoreObject(SceneObjectGroup obj, LLUUID regionUUID)
{
db.Set(obj);
}
public void RemoveObject(LLUUID obj, LLUUID regionUUID)
{
IObjectSet result = db.Query(new SceneObjectQuery(obj));
if (result.Count > 0)
{
SceneObjectGroup item = (SceneObjectGroup)result.Next();
db.Delete(item);
}
}
public List<SceneObjectGroup> LoadObjects(LLUUID regionUUID)
{
IObjectSet result = db.Get(typeof(SceneObjectGroup));
List<SceneObjectGroup> retvals = new List<SceneObjectGroup>();
MainLog.Instance.Verbose("DATASTORE", "DB4O - LoadObjects found " + result.Count.ToString() + " objects");
foreach (Object obj in result)
{
retvals.Add((SceneObjectGroup)obj);
}
return retvals;
}
public void StoreTerrain(double[,] ter)
{
}
public double[,] LoadTerrain()
{
return null;
}
public void RemoveLandObject(uint id)
{
}
public void StoreParcel(Land parcel)
{
}
public List<Land> LoadLandObjects()
{
return new List<Land>();
}
public void Shutdown()
{
if (db != null)
{
db.Commit();
db.Close();
}
}
}
}
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