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using System;
using System.Collections.Generic;
using System.Text;
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 and IBuilder interfaces using reflection. Users
/// can ignore this class as an implementation detail.
/// </summary>
public abstract class GeneratedMessage<TMessage, TBuilder> : AbstractMessage, IMessage<TMessage>
where TMessage : GeneratedMessage<TMessage, TBuilder> where TBuilder : IBuilder<TMessage> {
private readonly UnknownFieldSet unknownFields = UnknownFieldSet.DefaultInstance;
protected abstract FieldAccessorTable<TMessage, TBuilder> InternalFieldAccessors { get; }
public override MessageDescriptor DescriptorForType {
get { return InternalFieldAccessors.Descriptor; }
}
public IMessage<TMessage> DefaultInstanceForType {
get { throw new System.NotImplementedException(); }
}
public IBuilder<TMessage> CreateBuilderForType() {
throw new System.NotImplementedException();
}
private IDictionary<FieldDescriptor, Object> GetMutableFieldMap() {
var ret = new Dictionary<FieldDescriptor, object>();
MessageDescriptor descriptor = DescriptorForType;
foreach (FieldDescriptor field in descriptor.Fields) {
IFieldAccessor<TMessage, TBuilder> accessor = InternalFieldAccessors[field];
if ((field.IsRepeated && accessor.GetRepeatedCount(this) != 0)
|| accessor.Has(this)) {
ret[field] = accessor[this];
}
}
return ret;
}
public override IDictionary<FieldDescriptor, object> AllFields {
// FIXME: Make it immutable
get { return GetMutableFieldMap(); }
}
public override bool HasField(FieldDescriptor field) {
return InternalFieldAccessors[field].Has(this);
}
public override int GetRepeatedFieldCount(FieldDescriptor field) {
return InternalFieldAccessors[field].GetRepeatedCount(this);
}
public override object this[FieldDescriptor field, int index] {
get { return InternalFieldAccessors[field][this, index]; }
}
public override object this[FieldDescriptor field] {
get { return InternalFieldAccessors[field][this]; }
}
public override UnknownFieldSet UnknownFields {
get { return unknownFields; }
}
}
}
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