From fe14d65f07b453b079aee1fe5ae17cfe7d6cb855 Mon Sep 17 00:00:00 2001 From: Sean Dague Date: Thu, 3 Apr 2008 12:29:25 +0000 Subject: point in time update of NHibernate Asset Mapping code --- OpenSim/Data/NHibernate/NHibernateAssetData.cs | 154 +++++++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 OpenSim/Data/NHibernate/NHibernateAssetData.cs (limited to 'OpenSim/Data/NHibernate/NHibernateAssetData.cs') diff --git a/OpenSim/Data/NHibernate/NHibernateAssetData.cs b/OpenSim/Data/NHibernate/NHibernateAssetData.cs new file mode 100644 index 0000000..cdb93df --- /dev/null +++ b/OpenSim/Data/NHibernate/NHibernateAssetData.cs @@ -0,0 +1,154 @@ +/* + * 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.Data; +using System.Reflection; +using libsecondlife; +using NHibernate; +using NHibernate.Cfg; +using NHibernate.Tool.hbm2ddl; +using NHibernate.Mapping.Attributes; +using OpenSim.Data; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using Environment = NHibernate.Cfg.Environment; + +namespace OpenSim.Data.NHibernate +{ + /// + /// A User storage interface for the DB4o database system + /// + public class NHibernateAssetData : AssetDataBase, IDisposable + { + private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); + + private ISessionFactory factory; + + public override void Initialise() + { + // TODO: hard coding for sqlite based stuff to begin with, just making it easier to test + + // This is stubbing for now, it will become dynamic later and support different db backends + Configuration cfg = new Configuration(); + cfg.SetProperty(Environment.ConnectionProvider, + "NHibernate.Connection.DriverConnectionProvider"); + cfg.SetProperty(Environment.Dialect, + "NHibernate.Dialect.SQLiteDialect"); + cfg.SetProperty(Environment.ConnectionDriver, + "NHibernate.Driver.SqliteClientDriver"); + cfg.SetProperty(Environment.ConnectionString, + "URI=file:Asset.db,version=3"); + cfg.AddAssembly("OpenSim.Data.NHibernate"); + + // HbmSerializer.Default.Validate = true; +// using ( System.IO.MemoryStream stream = +// HbmSerializer.Default.Serialize(System.Reflection.Assembly.GetExecutingAssembly())) +// cfg.AddInputStream(stream); + +// new SchemaExport(cfg).Create(true, true); + + factory = cfg.BuildSessionFactory(); + + } + + override public AssetBase FetchAsset(LLUUID uuid) + { + return null; + } + + override public void CreateAsset(AssetBase asset) + { + ISession session = null; + ITransaction transaction = null; + try { + session = factory.OpenSession(); + transaction = session.BeginTransaction(); + + session.SaveOrUpdate(asset); + // CRUD operations here (with the session) + transaction.Commit(); + } + catch { + if(transaction != null) + transaction.Rollback(); + throw; // Don't trap the exception + } + finally { + if(session != null) + session.Close(); + } + } + + override public void UpdateAsset(AssetBase asset) + { + + } + + private void LogAssetLoad(AssetBase asset) + { + string temporary = asset.Temporary ? "Temporary" : "Stored"; + string local = asset.Local ? "Local" : "Remote"; + + int assetLength = (asset.Data != null) ? asset.Data.Length : 0; + + m_log.Info("[SQLITE]: " + + string.Format("Loaded {6} {5} Asset: [{0}][{3}/{4}] \"{1}\":{2} ({7} bytes)", + asset.FullID, asset.Name, asset.Description, asset.Type, + asset.InvType, temporary, local, assetLength)); + } + + override public bool ExistsAsset(LLUUID uuid) + { + return false; + } + + public void DeleteAsset(LLUUID uuid) + { + + } + + override public void CommitAssets() // force a sync to the database + { + m_log.Info("[SQLITE]: Attempting commit"); + } + + + public override string Name { + get { return "NHibernate"; } + } + + public override string Version { + get { return "0.1"; } + } + + public void Dispose() + { + + } + } +} -- cgit v1.1