/Aurora/Framework/Utilities/RegistryCore.cs
C# | 155 lines | 91 code | 19 blank | 45 comment | 8 complexity | e3438b8363f9908f808a6a8e37499807 MD5 | raw file
- /*
- * Copyright (c) Contributors, http://aurora-sim.org/, 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 Aurora-Sim 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.Linq;
- using Aurora.Framework.Modules;
-
- namespace Aurora.Framework.Utilities
- {
- public class RegistryCore : IRegistryCore
- {
- /// <value>
- /// The module interfaces available from this scene.
- /// </value>
- protected Dictionary<Type, List<object>> ModuleInterfaces = new Dictionary<Type, List<object>>();
-
- #region IRegistryCore Members
-
- /// <summary>
- /// Register an interface to a region module. This allows module methods to be called directly as
- /// well as via events. If there is already a module registered for this interface, it is not replaced
- /// (is this the best behaviour?)
- /// </summary>
- /// <param name="mod"></param>
- public void RegisterModuleInterface<T>(T mod)
- {
- // MainConsole.Instance.DebugFormat("[SCENE BASE]: Registering interface {0}", typeof(M));
-
- List<Object> l = null;
- if (!ModuleInterfaces.TryGetValue(typeof (T), out l))
- {
- l = new List<Object>();
- ModuleInterfaces.Add(typeof (T), l);
- }
-
- if (l.Count > 0)
- l.Clear();
-
- l.Add(mod);
- }
-
- public void AddModuleInterfaces(Dictionary<Type, List<object>> dictionary)
- {
- foreach (KeyValuePair<Type, List<object>> kvp in dictionary)
- {
- if (!ModuleInterfaces.ContainsKey(kvp.Key))
- ModuleInterfaces.Add(kvp.Key, kvp.Value);
- else
- ModuleInterfaces[kvp.Key].AddRange(kvp.Value);
- }
- }
-
- public void UnregisterModuleInterface<T>(T mod)
- {
- List<Object> l;
- if (ModuleInterfaces.TryGetValue(typeof (T), out l))
- {
- l.Remove(mod);
- }
- }
-
- public void StackModuleInterface<T>(T mod)
- {
- List<Object> l;
- l = ModuleInterfaces.ContainsKey(typeof (T)) ? ModuleInterfaces[typeof (T)] : new List<Object>();
-
- if (l.Contains(mod))
- return;
-
- l.Add(mod);
-
- ModuleInterfaces[typeof (T)] = l;
- }
-
- /// <summary>
- /// For the given interface, retrieve the region module which implements it.
- /// </summary>
- /// <returns>null if there is no registered module implementing that interface</returns>
- public T RequestModuleInterface<T>()
- {
- if (ModuleInterfaces.ContainsKey(typeof (T)) &&
- (ModuleInterfaces[typeof (T)].Count > 0))
- return (T) ModuleInterfaces[typeof (T)][0];
- else
- return default(T);
- }
-
- public bool TryRequestModuleInterface<T>(out T iface)
- {
- iface = default(T);
- if (ModuleInterfaces.ContainsKey(typeof (T)) &&
- (ModuleInterfaces[typeof (T)].Count > 0))
- {
- iface = (T) ModuleInterfaces[typeof (T)][0];
- return true;
- }
- else
- return false;
- }
-
- /// <summary>
- /// For the given interface, retrieve an array of region modules that implement it.
- /// </summary>
- /// <returns>an empty array if there are no registered modules implementing that interface</returns>
- public T[] RequestModuleInterfaces<T>()
- {
- if (ModuleInterfaces.ContainsKey(typeof (T)))
- {
- return ModuleInterfaces[typeof (T)].Select(o => (T) o).ToArray();
- }
- else
- {
- return new[] {default(T)};
- }
- }
-
- public Dictionary<Type, List<object>> GetInterfaces()
- {
- //Flatten the array
- return ModuleInterfaces.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
- }
-
- public void RemoveAllInterfaces()
- {
- ModuleInterfaces.Clear();
- }
-
- #endregion
- }
- }