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Diffstat (limited to 'csharp/src/ProtocolBuffers/GeneratedMessage.cs')
| -rw-r--r-- | csharp/src/ProtocolBuffers/GeneratedMessage.cs | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/csharp/src/ProtocolBuffers/GeneratedMessage.cs b/csharp/src/ProtocolBuffers/GeneratedMessage.cs new file mode 100644 index 00000000..c17c15cf --- /dev/null +++ b/csharp/src/ProtocolBuffers/GeneratedMessage.cs @@ -0,0 +1,181 @@ +#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;
+using System.IO;
+using System.Xml;
+using Google.ProtocolBuffers.Collections;
+using Google.ProtocolBuffers.Descriptors;
+using Google.ProtocolBuffers.FieldAccess;
+
+namespace Google.ProtocolBuffers
+{
+ /// <summary>
+ /// All generated protocol message classes extend this class. It implements
+ /// most of the IMessage interface using reflection. Users
+ /// can ignore this class as an implementation detail.
+ /// </summary>
+ public abstract partial class GeneratedMessage<TMessage, TBuilder> : AbstractMessage<TMessage, TBuilder>
+ where TMessage : GeneratedMessage<TMessage, TBuilder>
+ where TBuilder : GeneratedBuilder<TMessage, TBuilder>, new()
+ {
+ private UnknownFieldSet unknownFields = UnknownFieldSet.DefaultInstance;
+
+ /// <summary>
+ /// Returns the message as a TMessage.
+ /// </summary>
+ protected abstract TMessage ThisMessage { get; }
+
+ internal FieldAccessorTable<TMessage, TBuilder> FieldAccessorsFromBuilder
+ {
+ get { return InternalFieldAccessors; }
+ }
+
+ protected abstract FieldAccessorTable<TMessage, TBuilder> InternalFieldAccessors { get; }
+
+ public override MessageDescriptor DescriptorForType
+ {
+ get { return InternalFieldAccessors.Descriptor; }
+ }
+
+ internal IDictionary<FieldDescriptor, Object> GetMutableFieldMap()
+ {
+ // Use a SortedDictionary so we'll end up serializing fields in order
+ var ret = new SortedDictionary<FieldDescriptor, object>();
+ MessageDescriptor descriptor = DescriptorForType;
+ foreach (FieldDescriptor field in descriptor.Fields)
+ {
+ IFieldAccessor<TMessage, TBuilder> accessor = InternalFieldAccessors[field];
+ if (field.IsRepeated)
+ {
+ if (accessor.GetRepeatedCount(ThisMessage) != 0)
+ {
+ ret[field] = accessor.GetValue(ThisMessage);
+ }
+ }
+ else if (HasField(field))
+ {
+ ret[field] = accessor.GetValue(ThisMessage);
+ }
+ }
+ return ret;
+ }
+
+ public override bool IsInitialized
+ {
+ get
+ {
+ foreach (FieldDescriptor field in DescriptorForType.Fields)
+ {
+ // Check that all required fields are present.
+ if (field.IsRequired && !HasField(field))
+ {
+ return false;
+ }
+ // Check that embedded messages are initialized.
+ // This code is similar to that in AbstractMessage, but we don't
+ // fetch all the field values - just the ones we need to.
+ if (field.MappedType == MappedType.Message)
+ {
+ if (field.IsRepeated)
+ {
+ // We know it's an IList<T>, but not the exact type - so
+ // IEnumerable is the best we can do. (C# generics aren't covariant yet.)
+ foreach (IMessageLite element in (IEnumerable) this[field])
+ {
+ if (!element.IsInitialized)
+ {
+ return false;
+ }
+ }
+ }
+ else
+ {
+ if (HasField(field) && !((IMessageLite) this[field]).IsInitialized)
+ {
+ return false;
+ }
+ }
+ }
+ }
+ return true;
+ }
+ }
+
+ public override IDictionary<FieldDescriptor, object> AllFields
+ {
+ get { return Dictionaries.AsReadOnly(GetMutableFieldMap()); }
+ }
+
+ public override bool HasField(FieldDescriptor field)
+ {
+ return InternalFieldAccessors[field].Has(ThisMessage);
+ }
+
+ public override int GetRepeatedFieldCount(FieldDescriptor field)
+ {
+ return InternalFieldAccessors[field].GetRepeatedCount(ThisMessage);
+ }
+
+ public override object this[FieldDescriptor field, int index]
+ {
+ get { return InternalFieldAccessors[field].GetRepeatedValue(ThisMessage, index); }
+ }
+
+ public override object this[FieldDescriptor field]
+ {
+ get { return InternalFieldAccessors[field].GetValue(ThisMessage); }
+ }
+
+ public override UnknownFieldSet UnknownFields
+ {
+ get { return unknownFields; }
+ }
+
+ /// <summary>
+ /// Replaces the set of unknown fields for this message. This should
+ /// only be used before a message is built, by the builder. (In the
+ /// Java code it is private, but the builder is nested so has access
+ /// to it.)
+ /// </summary>
+ internal void SetUnknownFields(UnknownFieldSet fieldSet)
+ {
+ unknownFields = fieldSet;
+ }
+ }
+}
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