// 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
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namespace Google.ProtocolBuffers.FieldAccess
{
///
/// Allows fields to be reflectively accessed in a smart manner.
/// The property descriptors for each field are created once and then cached.
/// In addition, this interface holds knowledge of repeated fields, builders etc.
///
internal interface IFieldAccessor
where TMessage : IMessage
where TBuilder : IBuilder
{
///
/// Indicates whether the specified message contains the field.
///
bool Has(TMessage message);
///
/// Gets the count of the repeated field in the specified message.
///
int GetRepeatedCount(TMessage message);
///
/// Clears the field in the specified builder.
///
///
void Clear(TBuilder builder);
///
/// Creates a builder for the type of this field (which must be a message field).
///
IBuilder CreateBuilder();
///
/// Accessor for single fields
///
object GetValue(TMessage message);
///
/// Mutator for single fields
///
void SetValue(TBuilder builder, object value);
///
/// Accessor for repeated fields
///
object GetRepeatedValue(TMessage message, int index);
///
/// Mutator for repeated fields
///
void SetRepeated(TBuilder builder, int index, object value);
///
/// Adds the specified value to the field in the given builder.
///
void AddRepeated(TBuilder builder, object value);
///
/// Returns a read-only wrapper around the value of a repeated field.
///
object GetRepeatedWrapper(TBuilder builder);
}
}