From 98b5276068ed02bc6d2bdeeb9928c035efc326b4 Mon Sep 17 00:00:00 2001
From: Sean Dague
Date: Mon, 7 Apr 2008 18:02:58 +0000
Subject: added swag #1 on Inventory NHibernate implementation. There is no
hbm.xml mapping yet, so this isn't going to do anything, plus I'm sure I
didn't get the list interfaces right. However it now compiles, so worth
getting into the tree.
---
OpenSim/Data/NHibernate/NHibernateInventoryData.cs | 383 +++++++++++++++++++++
1 file changed, 383 insertions(+)
create mode 100644 OpenSim/Data/NHibernate/NHibernateInventoryData.cs
(limited to 'OpenSim/Data/NHibernate')
diff --git a/OpenSim/Data/NHibernate/NHibernateInventoryData.cs b/OpenSim/Data/NHibernate/NHibernateInventoryData.cs
new file mode 100644
index 0000000..d6cd664
--- /dev/null
+++ b/OpenSim/Data/NHibernate/NHibernateInventoryData.cs
@@ -0,0 +1,383 @@
+/*
+ * 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 System.Collections.Generic;
+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
+{
+ public class NHibernateInventoryData: IInventoryData
+ {
+ private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+
+ private Configuration cfg;
+ private ISessionFactory factory;
+
+ ///
+ /// Initialises the interface
+ ///
+ public void Initialise()
+ {
+ Initialise("Inventory.db", "Inventory");
+ }
+
+ public void Initialise(string dbfile, string dbname)
+ {
+ // 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
+ 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:" + dbfile + ",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();
+ }
+
+ /*****************************************************************
+ *
+ * Basic CRUD operations on Data
+ *
+ ****************************************************************/
+
+ // READ
+
+ ///
+ /// Returns an inventory item by its UUID
+ ///
+ /// The UUID of the item to be returned
+ /// A class containing item information
+ public InventoryItemBase getInventoryItem(LLUUID item)
+ {
+ using(ISession session = factory.OpenSession()) {
+ try {
+ return session.Load(typeof(InventoryItemBase), item.ToString()) as InventoryItemBase;
+ } catch {
+ return null;
+ }
+ }
+ }
+
+ ///
+ /// Creates a new inventory item based on item
+ ///
+ /// The item to be created
+ public void addInventoryItem(InventoryItemBase item)
+ {
+ if (!ExistsItem(item.inventoryID)) {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Save(item);
+ transaction.Commit();
+ }
+ }
+ } else {
+ m_log.ErrorFormat("Attempted to add Inventory Item {0} that already exists, updating instead", item.inventoryID);
+ updateInventoryItem(item);
+ }
+ }
+
+ ///
+ /// Updates an inventory item with item (updates based on ID)
+ ///
+ /// The updated item
+ public void updateInventoryItem(InventoryItemBase item)
+ {
+ if (ExistsItem(item.inventoryID)) {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Update(item);
+ transaction.Commit();
+ }
+ }
+ } else {
+ m_log.ErrorFormat("Attempted to add Inventory Item {0} that already exists", item.inventoryID);
+ }
+ }
+
+ ///
+ ///
+ ///
+ ///
+ public void deleteInventoryItem(LLUUID itemID)
+ {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Delete(itemID.ToString());
+ transaction.Commit();
+ }
+ }
+ }
+
+
+ ///
+ /// Returns an inventory folder by its UUID
+ ///
+ /// The UUID of the folder to be returned
+ /// A class containing folder information
+ public InventoryFolderBase getInventoryFolder(LLUUID folder)
+ {
+ using(ISession session = factory.OpenSession()) {
+ try {
+ return session.Load(typeof(InventoryFolderBase), folder.ToString()) as InventoryFolderBase;
+ } catch {
+ return null;
+ }
+ }
+ }
+
+ ///
+ /// Creates a new inventory folder based on folder
+ ///
+ /// The folder to be created
+ public void addInventoryFolder(InventoryFolderBase folder)
+ {
+ if (!ExistsFolder(folder.folderID)) {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Save(folder);
+ transaction.Commit();
+ }
+ }
+ } else {
+ m_log.ErrorFormat("Attempted to add Inventory Folder {0} that already exists, updating instead", folder.folderID);
+ updateInventoryFolder(folder);
+ }
+ }
+
+ ///
+ /// Updates an inventory folder with folder (updates based on ID)
+ ///
+ /// The updated folder
+ public void updateInventoryFolder(InventoryFolderBase folder)
+ {
+ if (ExistsFolder(folder.folderID)) {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Update(folder);
+ transaction.Commit();
+ }
+ }
+ } else {
+ m_log.ErrorFormat("Attempted to add Inventory Folder {0} that already exists", folder.folderID);
+ }
+ }
+
+ ///
+ ///
+ ///
+ ///
+ public void deleteInventoryFolder(LLUUID folderID)
+ {
+ using(ISession session = factory.OpenSession()) {
+ using(ITransaction transaction = session.BeginTransaction()) {
+ session.Delete(folderID.ToString());
+ transaction.Commit();
+ }
+ }
+ }
+
+ // useful private methods
+ private bool ExistsItem(LLUUID uuid)
+ {
+ return (getInventoryItem(uuid) != null) ? true : false;
+ }
+
+ private bool ExistsFolder(LLUUID uuid)
+ {
+ return (getInventoryFolder(uuid) != null) ? true : false;
+ }
+
+ public void Shutdown()
+ {
+ // TODO: DataSet commit
+ }
+
+ ///
+ /// Closes the interface
+ ///
+ public void Close()
+ {
+ }
+
+ ///
+ /// The plugin being loaded
+ ///
+ /// A string containing the plugin name
+ public string getName()
+ {
+ return "NHibernate Inventory Data Interface";
+ }
+
+ ///
+ /// The plugins version
+ ///
+ /// A string containing the plugin version
+ public string getVersion()
+ {
+ Module module = GetType().Module;
+ string dllName = module.Assembly.ManifestModule.Name;
+ Version dllVersion = module.Assembly.GetName().Version;
+
+
+ return
+ string.Format("{0}.{1}.{2}.{3}", dllVersion.Major, dllVersion.Minor, dllVersion.Build,
+ dllVersion.Revision);
+ }
+
+ // Move seems to be just update
+
+ public void moveInventoryFolder(InventoryFolderBase folder)
+ {
+ updateInventoryFolder(folder);
+ }
+
+ public void moveInventoryItem(InventoryItemBase item)
+ {
+ updateInventoryItem(item);
+ }
+
+
+
+ ///
+ /// Returns a list of inventory items contained within the specified folder
+ ///
+ /// The UUID of the target folder
+ /// A List of InventoryItemBase items
+ public List getInventoryInFolder(LLUUID folderID)
+ {
+ using(ISession session = factory.OpenSession()) {
+ try {
+ IQuery query = session.CreateQuery("from InventoryItems i where i.parentFolderID = :parent");
+ query.SetString("parent", folderID.ToString());
+ List list = new List();
+ foreach (InventoryItemBase item in query.List())
+ {
+ list.Add(item);
+ }
+ return list;
+ } catch {
+ return new List();
+ }
+ }
+ }
+
+ public List getUserRootFolders(LLUUID user)
+ {
+ return new List();
+ }
+
+ // see InventoryItemBase.getUserRootFolder
+ public InventoryFolderBase getUserRootFolder(LLUUID user)
+ {
+// using(ISession session = factory.OpenSession()) {
+// try {
+// IQuery query = session.CreateQuery("from InventoryItems i where i.parentFolderID = :parent");
+// query.SetString("parent", folderID.ToString());
+// List list = new List();
+// foreach (InventoryItemBase item in query.List())
+// {
+// list.Add(item);
+// }
+// return list;
+// } catch {
+// return new List();
+// }
+// }
+ return new InventoryFolderBase();
+ }
+
+ ///
+ /// Append a list of all the child folders of a parent folder
+ ///
+ /// list where folders will be appended
+ /// ID of parent
+ protected void getInventoryFolders(ref List folders, LLUUID parentID)
+ {
+ using(ISession session = factory.OpenSession()) {
+ try {
+ IQuery query = session.CreateQuery("from InventoryFolders i where i.parentFolderID = :parent");
+ query.SetString("parent", parentID.ToString());
+ foreach (InventoryFolderBase item in query.List())
+ {
+ folders.Add(item);
+ }
+ } catch {
+
+ }
+ }
+ }
+
+ ///
+ /// Returns a list of inventory folders contained in the folder 'parentID'
+ ///
+ /// The folder to get subfolders for
+ /// A list of inventory folders
+ public List getInventoryFolders(LLUUID parentID)
+ {
+ List folders = new List();
+ getInventoryFolders(ref folders, Util.ToRawUuidString(parentID));
+ return folders;
+ }
+
+ // See IInventoryData
+ public List getFolderHierarchy(LLUUID parentID)
+ {
+ List folders = new List();
+ getInventoryFolders(ref folders, Util.ToRawUuidString(parentID));
+
+ for (int i = 0; i < folders.Count; i++)
+ getInventoryFolders(ref folders, Util.ToRawUuidString(folders[i].folderID));
+
+ return folders;
+ }
+ }
+}
--
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