From 168dc9f68a6f95e1017c3f310d416a279333bfdd Mon Sep 17 00:00:00 2001
From: hammett <hammett@73e77b4c-caa6-f847-a29a-24ab75ae54b6>
Date: Sun, 5 Aug 2007 02:54:22 +0000
Subject: [PATCH] Added general purpose Pair class

git-svn-id: https://svn.castleproject.org/svn/castle/trunk@4086 73e77b4c-caa6-f847-a29a-24ab75ae54b6
---
 Core/Castle.Core/Castle.Core-vs2005.csproj |  1 +
 Core/Castle.Core/Pair.cs                   | 78 ++++++++++++++++++++++++++++++
 Core/Changes.txt                           |  2 +
 3 files changed, 81 insertions(+)
 create mode 100644 Core/Castle.Core/Pair.cs

diff --git a/Core/Castle.Core/Castle.Core-vs2005.csproj b/Core/Castle.Core/Castle.Core-vs2005.csproj
index 7f50f8dc7..0d628f142 100644
--- a/Core/Castle.Core/Castle.Core-vs2005.csproj
+++ b/Core/Castle.Core/Castle.Core-vs2005.csproj
@@ -104,6 +104,7 @@
     <Compile Include="Model\ParameterModelCollection.cs" />
     <Compile Include="Model\PropertySet.cs" />
     <Compile Include="Model\PropertySetCollection.cs" />
+    <Compile Include="Pair.cs" />
     <Compile Include="Resource\AbstractResource.cs" />
     <Compile Include="Resource\AbstractStreamResource.cs" />
     <Compile Include="Resource\AssemblyResource.cs" />
diff --git a/Core/Castle.Core/Pair.cs b/Core/Castle.Core/Pair.cs
new file mode 100644
index 000000000..963ff64c3
--- /dev/null
+++ b/Core/Castle.Core/Pair.cs
@@ -0,0 +1,78 @@
+// Copyright 2004-2007 Castle Project - http://www.castleproject.org/
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// 
+//     http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+namespace Castle.Core
+{
+	using System;
+
+	/// <summary>
+	/// General purpose class to represent a standard pair of values. 
+	/// </summary>
+	/// <typeparam name="TFirst">Type of the first value</typeparam>
+	/// <typeparam name="TSecond">Type of the second value</typeparam>
+	public class Pair<TFirst, TSecond> : IEquatable<Pair<TFirst, TSecond>>
+	{
+		private readonly TFirst first;
+		private readonly TSecond second;
+
+		/// <summary>
+		/// Constructs a pair with its values
+		/// </summary>
+		/// <param name="first"></param>
+		/// <param name="second"></param>
+		public Pair(TFirst first, TSecond second)
+		{
+			this.first = first;
+			this.second = second;
+		}
+
+		public TFirst First
+		{
+			get { return first; }
+		}
+
+		public TSecond Second
+		{
+			get { return second; }
+		}
+
+		public override string ToString()
+		{
+			return first + " " + second;
+		}
+
+		public bool Equals(Pair<TFirst, TSecond> pair)
+		{
+			if (pair == null)
+			{
+				return false;
+			}
+			return Equals(first, pair.first) && Equals(second, pair.second);
+		}
+
+		public override bool Equals(object obj)
+		{
+			if (ReferenceEquals(this, obj))
+			{
+				return true;
+			}
+			return Equals(obj as Pair<TFirst, TSecond>);
+		}
+
+		public override int GetHashCode()
+		{
+			return first.GetHashCode() + 29 * second.GetHashCode();
+		}
+	}
+}
diff --git a/Core/Changes.txt b/Core/Changes.txt
index 52212c4d7..901a03f83 100644
--- a/Core/Changes.txt
+++ b/Core/Changes.txt
@@ -1,6 +1,8 @@
 Release Candidate 3
 ===================
 
+- Added Pair<T,S> class. 
+
 - Applied Bill Pierce's patch fixing CORE-9 
   "Allow CastleComponent Attribute to Specify Lifestyle in Constructor"
 
-- 
2.11.4.GIT