77 lines
3.3 KiB
C#
77 lines
3.3 KiB
C#
#region Copyright notice and license
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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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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
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// met:
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//
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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
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// 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
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#endregion
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using System;
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using System.Collections;
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namespace LC.Google.Protobuf.Reflection
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{
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/// <summary>
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/// Allows fields to be reflectively accessed.
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/// </summary>
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public interface IFieldAccessor
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{
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/// <summary>
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/// Returns the descriptor associated with this field.
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/// </summary>
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FieldDescriptor Descriptor { get; }
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/// <summary>
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/// Clears the field in the specified message. (For repeated fields,
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/// this clears the list.)
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/// </summary>
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void Clear(IMessage message);
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/// <summary>
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/// Fetches the field value. For repeated values, this will be an
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/// <see cref="IList"/> implementation. For map values, this will be an
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/// <see cref="IDictionary"/> implementation.
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/// </summary>
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object GetValue(IMessage message);
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/// <summary>
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/// Indicates whether the field in the specified message is set.
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/// For proto3 fields that aren't explicitly optional, this throws an <see cref="InvalidOperationException"/>
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/// </summary>
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bool HasValue(IMessage message);
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/// <summary>
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/// Mutator for single "simple" fields only.
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/// </summary>
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/// <remarks>
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/// Repeated fields are mutated by fetching the value and manipulating it as a list.
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/// Map fields are mutated by fetching the value and manipulating it as a dictionary.
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/// </remarks>
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/// <exception cref="InvalidOperationException">The field is not a "simple" field.</exception>
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void SetValue(IMessage message, object value);
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}
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} |