151 lines
5.0 KiB
C#
151 lines
5.0 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.Net;
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using OpenSim.Framework;
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using OpenMetaverse;
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using BclExtras.Collections;
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using ReaderWriterLockImpl = OpenMetaverse.ReaderWriterLockSlim;
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namespace OpenSim.Region.ClientStack.LindenUDP
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{
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public sealed class UDPClientCollection
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{
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#region IComparers
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private sealed class UUIDComparer : IComparer<UUID>
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{
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public int Compare(UUID x, UUID y)
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{
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return x.Guid.CompareTo(y.Guid);
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}
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}
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private sealed class IPEndPointComparer : IComparer<IPEndPoint>
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{
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public int Compare(IPEndPoint x, IPEndPoint y)
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{
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int result = x.Address.Address.CompareTo(y.Address.Address);
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if (result == 0) result = x.Port.CompareTo(y.Port);
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return result;
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}
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}
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#endregion IComparers
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private ImmutableMap<UUID, LLUDPClient> m_dict1;
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private ImmutableMap<IPEndPoint, LLUDPClient> m_dict2;
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private LLUDPClient[] m_array;
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public UDPClientCollection()
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{
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m_dict1 = new ImmutableMap<UUID, LLUDPClient>(new UUIDComparer());
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m_dict2 = new ImmutableMap<IPEndPoint, LLUDPClient>(new IPEndPointComparer());
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m_array = new LLUDPClient[0];
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}
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public void Add(UUID key1, IPEndPoint key2, LLUDPClient value)
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{
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m_dict1 = m_dict1.Add(key1, value);
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m_dict2 = m_dict2.Add(key2, value);
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// Copy the array by hand
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LLUDPClient[] oldArray = m_array;
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int oldLength = oldArray.Length;
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LLUDPClient[] newArray = new LLUDPClient[oldLength + 1];
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for (int i = 0; i < oldLength; i++)
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newArray[i] = oldArray[i];
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newArray[oldLength] = value;
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m_array = newArray;
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}
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public void Remove(UUID key1, IPEndPoint key2)
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{
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m_dict1 = m_dict1.Delete(key1);
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m_dict2 = m_dict2.Delete(key2);
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LLUDPClient[] oldArray = m_array;
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int oldLength = oldArray.Length;
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// Copy the array by hand
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LLUDPClient[] newArray = new LLUDPClient[oldLength - 1];
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int j = 0;
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for (int i = 0; i < oldLength; i++)
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{
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if (oldArray[i].AgentID != key1)
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newArray[j++] = oldArray[i];
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}
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m_array = newArray;
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}
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public void Clear()
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{
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m_dict1 = new ImmutableMap<UUID, LLUDPClient>(new UUIDComparer());
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m_dict2 = new ImmutableMap<IPEndPoint, LLUDPClient>(new IPEndPointComparer());
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m_array = new LLUDPClient[0];
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}
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public int Count
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{
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get { return m_array.Length; }
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}
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public bool ContainsKey(UUID key)
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{
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return m_dict1.ContainsKey(key);
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}
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public bool ContainsKey(IPEndPoint key)
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{
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return m_dict2.ContainsKey(key);
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}
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public bool TryGetValue(UUID key, out LLUDPClient value)
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{
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return m_dict1.TryGetValue(key, out value);
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}
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public bool TryGetValue(IPEndPoint key, out LLUDPClient value)
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{
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return m_dict2.TryGetValue(key, out value);
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}
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public void ForEach(Action<LLUDPClient> action)
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{
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Parallel.ForEach<LLUDPClient>(m_array, action);
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}
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}
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}
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