1 files changed, 92 insertions, 0 deletions

diff --git a/src/WixToolset.Core/Link/ConnectToModuleCollection.cs b/src/WixToolset.Core/Link/ConnectToModuleCollection.cs
new file mode 100644
index 00000000..6595487f
--- /dev/null
+++ b/src/WixToolset.Core/Link/ConnectToModuleCollection.cs
@@ -0,0 +1,92 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Link
+{
+    using System;
+    using System.Collections;
+
+    /// <summary>
+    /// Hash collection of connect to module objects.
+    /// </summary>
+    public sealed class ConnectToModuleCollection : ICollection
+    {
+        private Hashtable collection;
+
+        /// <summary>
+        /// Instantiate a new ConnectToModuleCollection class.
+        /// </summary>
+        public ConnectToModuleCollection()
+        {
+            this.collection = new Hashtable();
+        }
+
+        /// <summary>
+        /// Gets the number of elements actually contained in the ConnectToModuleCollection.
+        /// </summary>
+        /// <value>The number of elements actually contained in the ConnectToModuleCollection.</value>
+        public int Count
+        {
+            get { return this.collection.Count; }
+        }
+
+        /// <summary>
+        /// Gets a value indicating whether access to the ConnectToModuleCollection is synchronized (thread-safe).
+        /// </summary>
+        /// <value>true if access to the ConnectToModuleCollection is synchronized (thread-safe); otherwise, false. The default is false.</value>
+        public bool IsSynchronized
+        {
+            get { return this.collection.IsSynchronized; }
+        }
+
+        /// <summary>
+        /// Gets an object that can be used to synchronize access to the ConnectToModuleCollection.
+        /// </summary>
+        /// <value>An object that can be used to synchronize access to the ConnectToModuleCollection.</value>
+        public object SyncRoot
+        {
+            get { return this.collection.SyncRoot; }
+        }
+
+        /// <summary>
+        /// Gets a module connection by child id.
+        /// </summary>
+        /// <param name="childId">Identifier of child to locate.</param>
+        public ConnectToModule this[string childId]
+        {
+            get { return (ConnectToModule)this.collection[childId]; }
+        }
+
+        /// <summary>
+        /// Adds a module connection to the collection.
+        /// </summary>
+        /// <param name="connection">Module connection to add.</param>
+        public void Add(ConnectToModule connection)
+        {
+            if (null == connection)
+            {
+                throw new ArgumentNullException("connection");
+            }
+
+            this.collection.Add(connection.ChildId, connection);
+        }
+
+        /// <summary>
+        /// Copies the entire ConnectToModuleCollection to a compatible one-dimensional Array, starting at the specified index of the target array.
+        /// </summary>
+        /// <param name="array">The one-dimensional Array that is the destination of the elements copied from this ConnectToModuleCollection. The Array must have zero-based indexing.</param>
+        /// <param name="index">The zero-based index in array at which copying begins.</param>
+        public void CopyTo(System.Array array, int index)
+        {
+            this.collection.Keys.CopyTo(array, index);
+        }
+
+        /// <summary>
+        /// Returns an enumerator for the entire ConnectToModuleCollection.
+        /// </summary>
+        /// <returns>An IEnumerator for the entire ConnectToModuleCollection.</returns>
+        public IEnumerator GetEnumerator()
+        {
+            return this.collection.Keys.GetEnumerator();
+        }
+    }
+}