protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
foreach (var argumentType in Type.GetGenericArguments())
{
context.BuildConstants(argumentType);
}
}
public IntPtr BuildWriter(Type type, bool ignoreCustomSerialization)
{
var constantsBuilder = module.DefineType(type.Name + "_GroBufWriter_" + Guid.NewGuid(), TypeAttributes.Class | TypeAttributes.Public);
constantsBuilder.DefineField("pointers", typeof(IntPtr[]), FieldAttributes.Private | FieldAttributes.Static);
constantsBuilder.DefineField("delegates", typeof(Delegate[]), FieldAttributes.Private | FieldAttributes.Static);
var constantsBuilderContext = new WriterConstantsBuilderContext(groBufWriter, constantsBuilder, writerCollection, dataMembersExtractor);
constantsBuilderContext.BuildConstants(type, true, ignoreCustomSerialization);
var constantsType = constantsBuilder.CreateTypeInfo();
var fields = constantsBuilderContext.GetFields().ToDictionary(pair => pair.Key, pair => pair.Value.Select(constantsType.GetField).ToArray());
var context = new WriterTypeBuilderContext(groBufWriter, module, constantsType, fields, writerCollection, dataMembersExtractor);
var writer = context.GetWriter(type, true, ignoreCustomSerialization);
var initializer = BuildInitializer(constantsType.GetField("pointers", BindingFlags.Static | BindingFlags.NonPublic), constantsType.GetField("delegates", BindingFlags.Static | BindingFlags.NonPublic));
var compiledDynamicMethods = context.GetMethods();
var pointers = new IntPtr[compiledDynamicMethods.Length];
var delegates = new Delegate[compiledDynamicMethods.Length];
foreach (var pair in compiledDynamicMethods)
{
var compiledDynamicMethod = pair.Value;
var index = compiledDynamicMethod.Index;
pointers[index] = compiledDynamicMethod.Pointer;
delegates[index] = compiledDynamicMethod.Delegate;
if (compiledDynamicMethod.Pointer != writer.Pointer)
{
groBufWriter.writersWithCustomSerialization[pair.Key] = (IntPtr?)compiledDynamicMethod.Pointer;
}
}
initializer(pointers, delegates, context.GetFieldInitializers());
return(writer.Pointer);
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
foreach (var member in context.GetDataMembers(Type))
{
Type memberType;
switch (member.Member.MemberType)
{
case MemberTypes.Property:
memberType = ((PropertyInfo)member.Member).PropertyType;
break;
case MemberTypes.Field:
memberType = ((FieldInfo)member.Member).FieldType;
break;
default:
throw new NotSupportedException("Data member of type " + member.Member.MemberType + " is not supported");
}
context.BuildConstants(memberType);
}
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.BuildConstants(elementType);
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.BuildConstants(keyType);
context.BuildConstants(valueType);
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.BuildConstants(typeof(long));
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.BuildConstants(typeof(DateTime));
context.BuildConstants(typeof(short));
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.BuildConstants(Type.GetGenericArguments()[0]);
}
protected override void BuildConstantsInternal(WriterConstantsBuilderContext context)
{
context.SetFields(Type, new[]
{
new KeyValuePair <string, Type>("writers_" + Type.Name + "_" + Guid.NewGuid(), typeof(IntPtr[])),
new KeyValuePair <string, Type>("delegates_" + Type.Name + "_" + Guid.NewGuid(), typeof(Delegate[])), // This field is needed only to save references to the dynamic methods. Otherwise GC will destroy them
});
Array.ForEach(GroBufHelpers.LeafTypes.Where(type => type != null).ToArray(), type => context.BuildConstants(type));
}
