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Darwinism/Google.Protobuf/Reflection/IFieldAccessor.vb

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#Region "Copyright notice and license"
' Protocol Buffers - Google's data interchange format
' Copyright 2008 Google Inc. All rights reserved.
' https://developers.google.com/protocol-buffers/
'
' 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.
#End Region
Namespace Google.Protobuf.Reflection
''' <summary>
''' Allows fields to be reflectively accessed.
''' </summary>
Public Interface IFieldAccessor
''' <summary>
''' Returns the descriptor associated with this field.
''' </summary>
ReadOnly Property Descriptor As FieldDescriptor
''' <summary>
''' Clears the field in the specified message. (For repeated fields,
''' this clears the list.)
''' </summary>
Sub Clear(message As IMessage)
''' <summary>
''' Fetches the field value. For repeated values, this will be an
''' <see cref="IList"/> implementation. For map values, this will be an
''' <see cref="IDictionary"/> implementation.
''' </summary>
Function GetValue(message As IMessage) As Object
''' <summary>
''' Mutator for single "simple" fields only.
''' </summary>
''' <remarks>
''' Repeated fields are mutated by fetching the value and manipulating it as a list.
''' Map fields are mutated by fetching the value and manipulating it as a dictionary.
''' </remarks>
''' <exception cref="InvalidOperationException">The field is not a "simple" field.</exception>
Sub SetValue(message As IMessage, value As Object)
End Interface
End Namespace