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#region Copyright notice and license
// 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.
#endregion
using System;
using System.Collections;
using System.Collections.Generic;
namespace Google.ProtocolBuffers
{
/// <summary>
/// All generated protocol message builder classes extend this class. It implements
/// most of the IBuilder interface using reflection. Users can ignore this class
/// as an implementation detail.
/// </summary>
public abstract class GeneratedBuilderLite<TMessage, TBuilder> : AbstractBuilderLite<TMessage, TBuilder>
where TMessage : GeneratedMessageLite<TMessage, TBuilder>
where TBuilder : GeneratedBuilderLite<TMessage, TBuilder>
{
/// <summary>
/// Returns the message being built at the moment.
/// </summary>
protected abstract TMessage MessageBeingBuilt { get; }
public override TBuilder MergeFrom(IMessageLite other)
{
//do nothing, Lite runtime does not support cross-message merges
return ThisBuilder;
}
public abstract TBuilder MergeFrom(TMessage other);
public override bool IsInitialized
{
get { return MessageBeingBuilt.IsInitialized; }
}
/// <summary>
/// Adds all of the specified values to the given collection.
/// </summary>
/// <exception cref="ArgumentNullException">Any element of the list is null</exception>
protected void AddRange<T>(IEnumerable<T> source, IList<T> destination)
{
ThrowHelper.ThrowIfNull(source);
// We only need to check this for nullable types.
if (default(T) == null)
{
ThrowHelper.ThrowIfAnyNull(source);
}
List<T> list = destination as List<T>;
if (list != null)
{
list.AddRange(source);
}
else
{
foreach (T element in source)
{
destination.Add(element);
}
}
}
/// <summary>
/// Called by derived classes to parse an unknown field.
/// </summary>
/// <returns>true unless the tag is an end-group tag</returns>
[CLSCompliant(false)]
protected virtual bool ParseUnknownField(CodedInputStream input,
ExtensionRegistry extensionRegistry, uint tag)
{
return input.SkipField(tag);
}
/// <summary>
/// Like Build(), but will wrap UninitializedMessageException in
/// InvalidProtocolBufferException.
/// </summary>
public TMessage BuildParsed()
{
if (!IsInitialized)
{
throw new UninitializedMessageException(MessageBeingBuilt).AsInvalidProtocolBufferException();
}
return BuildPartial();
}
/// <summary>
/// Implementation of <see cref="IBuilder{TMessage, TBuilder}.Build" />.
/// </summary>
public override TMessage Build()
{
// If the message is null, we'll throw a more appropriate exception in BuildPartial.
if (MessageBeingBuilt != null && !IsInitialized)
{
throw new UninitializedMessageException(MessageBeingBuilt);
}
return BuildPartial();
}
}
}
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