Merge pull request #632 from google/csharp-experimental

Merge C# proto3 from csharp-experimental to master

6 files changed, 0 insertions, 718 deletions

diff --git a/csharp/src/ProtocolBuffers/Collections/Dictionaries.cs b/csharp/src/ProtocolBuffers/Collections/Dictionaries.cs
deleted file mode 100644
index 1f3791b1..00000000
--- a/csharp/src/ProtocolBuffers/Collections/Dictionaries.cs
+++ /dev/null
@@ -1,122 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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;

-using System.Collections.Generic;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// Utility class for dictionaries.

-    /// </summary>

-    public static class Dictionaries

-    {

-        /// <summary>

-        /// Compares two dictionaries for equality. Each value is compared with equality using Equals

-        /// for non-IEnumerable implementations, and using EnumerableEquals otherwise.

-        /// TODO(jonskeet): This is clearly pretty slow, and involves lots of boxing/unboxing...

-        /// </summary>

-        public static bool Equals<TKey, TValue>(IDictionary<TKey, TValue> left, IDictionary<TKey, TValue> right)

-        {

-            if (left.Count != right.Count)

-            {

-                return false;

-            }

-            foreach (KeyValuePair<TKey, TValue> leftEntry in left)

-            {

-                TValue rightValue;

-                if (!right.TryGetValue(leftEntry.Key, out rightValue))

-                {

-                    return false;

-                }

-

-                IEnumerable leftEnumerable = leftEntry.Value as IEnumerable;

-                IEnumerable rightEnumerable = rightValue as IEnumerable;

-                if (leftEnumerable == null || rightEnumerable == null)

-                {

-                    if (!Equals(leftEntry.Value, rightValue))

-                    {

-                        return false;

-                    }

-                }

-                else

-                {

-                    if (!Enumerables.Equals(leftEnumerable, rightEnumerable))

-                    {

-                        return false;

-                    }

-                }

-            }

-            return true;

-        }

-

-        public static IDictionary<TKey, TValue> AsReadOnly<TKey, TValue>(IDictionary<TKey, TValue> dictionary)

-        {

-            return dictionary.IsReadOnly ? dictionary : new ReadOnlyDictionary<TKey, TValue>(dictionary);

-        }

-

-        /// <summary>

-        /// Creates a hashcode for a dictionary by XORing the hashcodes of all the fields

-        /// and values. (By XORing, we avoid ordering issues.)

-        /// TODO(jonskeet): Currently XORs other stuff too, and assumes non-null values.

-        /// </summary>

-        public static int GetHashCode<TKey, TValue>(IDictionary<TKey, TValue> dictionary)

-        {

-            int ret = 31;

-            foreach (KeyValuePair<TKey, TValue> entry in dictionary)

-            {

-                int hash = entry.Key.GetHashCode() ^ GetDeepHashCode(entry.Value);

-                ret ^= hash;

-            }

-            return ret;

-        }

-

-        /// <summary>

-        /// Determines the hash of a value by either taking it directly or hashing all the elements

-        /// for IEnumerable implementations.

-        /// </summary>

-        private static int GetDeepHashCode(object value)

-        {

-            IEnumerable iterable = value as IEnumerable;

-            if (iterable == null)

-            {

-                return value.GetHashCode();

-            }

-            int hash = 29;

-            foreach (object element in iterable)

-            {

-                hash = hash*37 + element.GetHashCode();

-            }

-            return hash;

-        }

-    }

-}
\ No newline at end of file
diff --git a/csharp/src/ProtocolBuffers/Collections/Enumerables.cs b/csharp/src/ProtocolBuffers/Collections/Enumerables.cs
deleted file mode 100644
index 7ad9a832..00000000
--- a/csharp/src/ProtocolBuffers/Collections/Enumerables.cs
+++ /dev/null
@@ -1,74 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// Utility class for IEnumerable (and potentially the generic version in the future).

-    /// </summary>

-    public static class Enumerables

-    {

-        public static bool Equals(IEnumerable left, IEnumerable right)

-        {

-            IEnumerator leftEnumerator = left.GetEnumerator();

-            try

-            {

-                foreach (object rightObject in right)

-                {

-                    if (!leftEnumerator.MoveNext())

-                    {

-                        return false;

-                    }

-                    if (!Equals(leftEnumerator.Current, rightObject))

-                    {

-                        return false;

-                    }

-                }

-                if (leftEnumerator.MoveNext())

-                {

-                    return false;

-                }

-            }

-            finally

-            {

-                IDisposable leftEnumeratorDisposable = leftEnumerator as IDisposable;

-                if (leftEnumeratorDisposable != null)

-                {

-                    leftEnumeratorDisposable.Dispose();

-                }

-            }

-            return true;

-        }

-    }

-}
\ No newline at end of file
diff --git a/csharp/src/ProtocolBuffers/Collections/IPopsicleList.cs b/csharp/src/ProtocolBuffers/Collections/IPopsicleList.cs
deleted file mode 100644
index a1a75815..00000000
--- a/csharp/src/ProtocolBuffers/Collections/IPopsicleList.cs
+++ /dev/null
@@ -1,58 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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.Collections.Generic;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// A list which has an Add method which accepts an IEnumerable[T].

-    /// This allows whole collections to be added easily using collection initializers.

-    /// It causes a potential overload confusion if T : IEnumerable[T], but in

-    /// practice that won't happen in protocol buffers.

-    /// </summary>

-    /// <remarks>This is only currently implemented by PopsicleList, and it's likely

-    /// to stay that way - hence the name. More genuinely descriptive names are

-    /// horribly ugly. (At least, the ones the author could think of...)</remarks>

-    /// <typeparam name="T">The element type of the list</typeparam>

-    public interface IPopsicleList<T> : IList<T>

-    {

-        void Add(IEnumerable<T> collection);

-    }

-

-    /// <summary>

-    /// Used to efficiently cast the elements of enumerations

-    /// </summary>

-    internal interface ICastArray

-    {

-        IEnumerable<TItemType> CastArray<TItemType>();

-    }

-}
\ No newline at end of file
diff --git a/csharp/src/ProtocolBuffers/Collections/Lists.cs b/csharp/src/ProtocolBuffers/Collections/Lists.cs
deleted file mode 100644
index a24e1d9b..00000000
--- a/csharp/src/ProtocolBuffers/Collections/Lists.cs
+++ /dev/null
@@ -1,110 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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.Collections.Generic;

-using System.Collections.ObjectModel;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// Utility non-generic class for calling into Lists{T} using type inference.

-    /// </summary>

-    public static class Lists

-    {

-        /// <summary>

-        /// Returns a read-only view of the specified list.

-        /// </summary>

-        public static IList<T> AsReadOnly<T>(IList<T> list)

-        {

-            return Lists<T>.AsReadOnly(list);

-        }

-

-        public static bool Equals<T>(IList<T> left, IList<T> right)

-        {

-            if (left == right)

-            {

-                return true;

-            }

-            if (left == null || right == null)

-            {

-                return false;

-            }

-            if (left.Count != right.Count)

-            {

-                return false;

-            }

-            IEqualityComparer<T> comparer = EqualityComparer<T>.Default;

-            for (int i = 0; i < left.Count; i++)

-            {

-                if (!comparer.Equals(left[i], right[i]))

-                {

-                    return false;

-                }

-            }

-            return true;

-        }

-

-        public static int GetHashCode<T>(IList<T> list)

-        {

-            int hash = 31;

-            foreach (T element in list)

-            {

-                hash = hash*29 + element.GetHashCode();

-            }

-            return hash;

-        }

-    }

-

-    /// <summary>

-    /// Utility class for dealing with lists.

-    /// </summary>

-    public static class Lists<T>

-    {

-        private static readonly ReadOnlyCollection<T> empty = new ReadOnlyCollection<T>(new T[0]);

-

-        /// <summary>

-        /// Returns an immutable empty list.

-        /// </summary>

-        public static ReadOnlyCollection<T> Empty

-        {

-            get { return empty; }

-        }

-

-        /// <summary>

-        /// Returns either the original reference if it's already read-only,

-        /// or a new ReadOnlyCollection wrapping the original list.

-        /// </summary>

-        public static IList<T> AsReadOnly(IList<T> list)

-        {

-            return list.IsReadOnly ? list : new ReadOnlyCollection<T>(list);

-        }

-    }

-}
\ No newline at end of file
diff --git a/csharp/src/ProtocolBuffers/Collections/PopsicleList.cs b/csharp/src/ProtocolBuffers/Collections/PopsicleList.cs
deleted file mode 100644
index 3de97f89..00000000
--- a/csharp/src/ProtocolBuffers/Collections/PopsicleList.cs
+++ /dev/null
@@ -1,208 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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;

-using System.Collections.Generic;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// Proxies calls to a <see cref="List{T}" />, but allows the list

-    /// to be made read-only (with the <see cref="MakeReadOnly" /> method), 

-    /// after which any modifying methods throw <see cref="NotSupportedException" />.

-    /// </summary>

-    public sealed class PopsicleList<T> : IPopsicleList<T>, ICastArray

-    {

-        private static readonly bool CheckForNull = default(T) == null;

-        private static readonly T[] EmptySet = new T[0];

-

-        private List<T> items;

-        private bool readOnly;

-

-        /// <summary>

-        /// Makes this list read-only ("freezes the popsicle"). From this

-        /// point on, mutating methods (Clear, Add etc) will throw a

-        /// NotSupportedException. There is no way of "defrosting" the list afterwards.

-        /// </summary>

-        public void MakeReadOnly()

-        {

-            readOnly = true;

-        }

-

-        public int IndexOf(T item)

-        {

-            return items == null ? -1 : items.IndexOf(item);

-        }

-

-        public void Insert(int index, T item)

-        {

-            ValidateModification();

-            if (CheckForNull)

-            {

-                ThrowHelper.ThrowIfNull(item);

-            }

-            items.Insert(index, item);

-        }

-

-        public void RemoveAt(int index)

-        {

-            ValidateModification();

-            items.RemoveAt(index);

-        }

-

-        public T this[int index]

-        {

-            get

-            {

-                if (items == null)

-                {

-                    throw new ArgumentOutOfRangeException();

-                }

-                return items[index];

-            }

-            set

-            {

-                ValidateModification();

-                if (CheckForNull)

-                {

-                    ThrowHelper.ThrowIfNull(value);

-                }

-                items[index] = value;

-            }

-        }

-

-        public void Add(T item)

-        {

-            ValidateModification();

-            if (CheckForNull)

-            {

-                ThrowHelper.ThrowIfNull(item);

-            }

-            items.Add(item);

-        }

-

-        public void Clear()

-        {

-            ValidateModification();

-            items.Clear();

-        }

-

-        public bool Contains(T item)

-        {

-            return items == null ? false : items.Contains(item);

-        }

-

-        public void CopyTo(T[] array, int arrayIndex)

-        {

-            if (items != null)

-            {

-                items.CopyTo(array, arrayIndex);

-            }

-        }

-

-        public int Count

-        {

-            get { return items == null ? 0 : items.Count; }

-        }

-

-        public bool IsReadOnly

-        {

-            get { return readOnly; }

-        }

-

-        public bool Remove(T item)

-        {

-            ValidateModification();

-            return items.Remove(item);

-        }

-

-        public IEnumerator<T> GetEnumerator()

-        {

-            IEnumerable<T> tenum = (IEnumerable<T>)items ?? EmptySet;

-            return tenum.GetEnumerator();

-        }

-

-        IEnumerator IEnumerable.GetEnumerator()

-        {

-            return GetEnumerator();

-        }

-

-        public void Add(IEnumerable<T> collection)

-        {

-            ValidateModification();

-            ThrowHelper.ThrowIfNull(collection);

-

-            if (!CheckForNull || collection is PopsicleList<T>)

-            {

-                items.AddRange(collection);

-            }

-            else

-            {

-                // Assumption, it's ok to enumerate collections more than once.

-                if (collection is ICollection<T>)

-                {

-                    ThrowHelper.ThrowIfAnyNull(collection);

-                    items.AddRange(collection);

-                }

-                else

-                {

-                    foreach (T item in collection)

-                    {

-                        ThrowHelper.ThrowIfNull(item);

-                        items.Add(item);

-                    }

-                }

-            }

-        }

-

-        private void ValidateModification()

-        {

-            if (readOnly)

-            {

-                throw new NotSupportedException("List is read-only");

-            }

-            if (items == null)

-            {

-                items = new List<T>();

-            }

-        }

-

-        IEnumerable<TItemType> ICastArray.CastArray<TItemType>()

-        {

-            if (items == null)

-            {

-                return PopsicleList<TItemType>.EmptySet;

-            }

-            return (TItemType[]) (object) items.ToArray();

-        }

-    }

-}
\ No newline at end of file
diff --git a/csharp/src/ProtocolBuffers/Collections/ReadOnlyDictionary.cs b/csharp/src/ProtocolBuffers/Collections/ReadOnlyDictionary.cs
deleted file mode 100644
index b0bc55ff..00000000
--- a/csharp/src/ProtocolBuffers/Collections/ReadOnlyDictionary.cs
+++ /dev/null
@@ -1,146 +0,0 @@
-// Protocol Buffers - Google's data interchange format

-// Copyright 2008 Google Inc.  All rights reserved.

-// http://github.com/jskeet/dotnet-protobufs/

-// Original C++/Java/Python code:

-// http://code.google.com/p/protobuf/

-//

-// 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 Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS

-// "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 COPYRIGHT

-// OWNER OR 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;

-using System.Collections.Generic;

-

-namespace Google.ProtocolBuffers.Collections

-{

-    /// <summary>

-    /// Read-only wrapper around another dictionary.

-    /// </summary>

-    public sealed class ReadOnlyDictionary<TKey, TValue> : IDictionary<TKey, TValue>

-    {

-        private readonly IDictionary<TKey, TValue> wrapped;

-

-        public ReadOnlyDictionary(IDictionary<TKey, TValue> wrapped)

-        {

-            this.wrapped = wrapped;

-        }

-

-        public void Add(TKey key, TValue value)

-        {

-            throw new InvalidOperationException();

-        }

-

-        public bool ContainsKey(TKey key)

-        {

-            return wrapped.ContainsKey(key);

-        }

-

-        public ICollection<TKey> Keys

-        {

-            get { return wrapped.Keys; }

-        }

-

-        public bool Remove(TKey key)

-        {

-            throw new InvalidOperationException();

-        }

-

-        public bool TryGetValue(TKey key, out TValue value)

-        {

-            return wrapped.TryGetValue(key, out value);

-        }

-

-        public ICollection<TValue> Values

-        {

-            get { return wrapped.Values; }

-        }

-

-        public TValue this[TKey key]

-        {

-            get { return wrapped[key]; }

-            set { throw new InvalidOperationException(); }

-        }

-

-        public void Add(KeyValuePair<TKey, TValue> item)

-        {

-            throw new InvalidOperationException();

-        }

-

-        public void Clear()

-        {

-            throw new InvalidOperationException();

-        }

-

-        public bool Contains(KeyValuePair<TKey, TValue> item)

-        {

-            return wrapped.Contains(item);

-        }

-

-        public void CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex)

-        {

-            wrapped.CopyTo(array, arrayIndex);

-        }

-

-        public int Count

-        {

-            get { return wrapped.Count; }

-        }

-

-        public bool IsReadOnly

-        {

-            get { return true; }

-        }

-

-        public bool Remove(KeyValuePair<TKey, TValue> item)

-        {

-            throw new InvalidOperationException();

-        }

-

-        public IEnumerator<KeyValuePair<TKey, TValue>> GetEnumerator()

-        {

-            return wrapped.GetEnumerator();

-        }

-

-        IEnumerator IEnumerable.GetEnumerator()

-        {

-            return ((IEnumerable) wrapped).GetEnumerator();

-        }

-

-        public override bool Equals(object obj)

-        {

-            return wrapped.Equals(obj);

-        }

-

-        public override int GetHashCode()

-        {

-            return wrapped.GetHashCode();

-        }

-

-        public override string ToString()

-        {

-            return wrapped.ToString();

-        }

-    }

-}
\ No newline at end of file