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author | Jan Tattermusch <jtattermusch@users.noreply.github.com> | 2015-04-17 14:15:52 -0700 |
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committer | Jan Tattermusch <jtattermusch@users.noreply.github.com> | 2015-04-17 14:15:52 -0700 |
commit | 01c8c35ca3d3424a9473dd22ea2456933b3e8d36 (patch) | |
tree | de582cb9ef3e449f24015dec09f80e998806b26a /csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs | |
parent | 813d6d652d8091e9365bfbd01efb5f2ee8bdfbce (diff) | |
parent | 1eab56aee8dddcb656db67d9fb87a8cc6a2ac112 (diff) | |
download | protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.tar.gz protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.tar.bz2 protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.zip |
Merge pull request #2 from jtattermusch/csharp_protobuf_imported
Pulling protobuf-csharp-port into csharp/ directory
Diffstat (limited to 'csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs')
-rw-r--r-- | csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs b/csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs new file mode 100644 index 00000000..a0b81b69 --- /dev/null +++ b/csharp/src/ProtocolBuffers/Descriptors/EnumDescriptor.cs @@ -0,0 +1,126 @@ +// 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.
+using System.Collections.Generic;
+using Google.ProtocolBuffers.DescriptorProtos;
+
+namespace Google.ProtocolBuffers.Descriptors
+{
+ /// <summary>
+ /// Descriptor for an enum type in a .proto file.
+ /// </summary>
+ public sealed class EnumDescriptor : IndexedDescriptorBase<EnumDescriptorProto, EnumOptions>,
+ IEnumLiteMap<EnumValueDescriptor>
+ {
+ private readonly MessageDescriptor containingType;
+ private readonly IList<EnumValueDescriptor> values;
+
+ internal EnumDescriptor(EnumDescriptorProto proto, FileDescriptor file, MessageDescriptor parent, int index)
+ : base(proto, file, ComputeFullName(file, parent, proto.Name), index)
+ {
+ containingType = parent;
+
+ if (proto.ValueCount == 0)
+ {
+ // We cannot allow enums with no values because this would mean there
+ // would be no valid default value for fields of this type.
+ throw new DescriptorValidationException(this, "Enums must contain at least one value.");
+ }
+
+ values = DescriptorUtil.ConvertAndMakeReadOnly(proto.ValueList,
+ (value, i) => new EnumValueDescriptor(value, file, this, i));
+
+ File.DescriptorPool.AddSymbol(this);
+ }
+
+ /// <value>
+ /// If this is a nested type, get the outer descriptor, otherwise null.
+ /// </value>
+ public MessageDescriptor ContainingType
+ {
+ get { return containingType; }
+ }
+
+ /// <value>
+ /// An unmodifiable list of defined value descriptors for this enum.
+ /// </value>
+ public IList<EnumValueDescriptor> Values
+ {
+ get { return values; }
+ }
+
+ /// <summary>
+ /// Logic moved from FieldSet to continue current behavior
+ /// </summary>
+ public bool IsValidValue(IEnumLite value)
+ {
+ return value is EnumValueDescriptor && ((EnumValueDescriptor) value).EnumDescriptor == this;
+ }
+
+ /// <summary>
+ /// Finds an enum value by number. If multiple enum values have the
+ /// same number, this returns the first defined value with that number.
+ /// </summary>
+ public EnumValueDescriptor FindValueByNumber(int number)
+ {
+ return File.DescriptorPool.FindEnumValueByNumber(this, number);
+ }
+
+ IEnumLite IEnumLiteMap.FindValueByNumber(int number)
+ {
+ return FindValueByNumber(number);
+ }
+
+ IEnumLite IEnumLiteMap.FindValueByName(string name)
+ {
+ return FindValueByName(name);
+ }
+
+ /// <summary>
+ /// Finds an enum value by name.
+ /// </summary>
+ /// <param name="name">The unqualified name of the value (e.g. "FOO").</param>
+ /// <returns>The value's descriptor, or null if not found.</returns>
+ public EnumValueDescriptor FindValueByName(string name)
+ {
+ return File.DescriptorPool.FindSymbol<EnumValueDescriptor>(FullName + "." + name);
+ }
+
+ internal override void ReplaceProto(EnumDescriptorProto newProto)
+ {
+ base.ReplaceProto(newProto);
+ for (int i = 0; i < values.Count; i++)
+ {
+ values[i].ReplaceProto(newProto.GetValue(i));
+ }
+ }
+ }
+}
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