public IntPtr BuildReader(Type type, bool ignoreCustomSerialization)
{
var constantsBuilder = module.DefineType(type.Name + "_GroBufReader_" + 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 ReaderConstantsBuilderContext(groBufReader, constantsBuilder, readerCollection, 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 ReaderTypeBuilderContext(groBufReader, module, constantsType, fields, readerCollection, dataMembersExtractor);
var reader = context.GetReader(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 != reader.Pointer)
{
groBufReader.readMethodsWithCustomSerialization[pair.Key] = (IntPtr?)compiledDynamicMethod.Pointer;
}
}
initializer(pointers, delegates, context.GetFieldInitializers());
return(reader.Pointer);
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
foreach (var argumentType in Type.GetGenericArguments())
{
context.BuildConstants(argumentType);
}
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new[]
{
new KeyValuePair <string, Type>("setters_" + Type.Name + "_" + Guid.NewGuid(), typeof(IntPtr[])),
new KeyValuePair <string, Type>("delegates_" + Type.Name + "_" + Guid.NewGuid(), typeof(Delegate[])),
new KeyValuePair <string, Type>("hashCodes_" + Type.Name + "_" + Guid.NewGuid(), typeof(ulong[])),
});
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(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new[]
{
new KeyValuePair <string, Type>("readers_" + Type.Name + "_" + Guid.NewGuid(), typeof(IntPtr[])),
new KeyValuePair <string, Type>("delegates_" + Type.Name + "_" + Guid.NewGuid(), typeof(Delegate[])),
});
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new[]
{
new KeyValuePair <string, Type>("readers_" + 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));
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new[]
{
new KeyValuePair <string, Type>("values_" + Type.Name + "_" + Guid.NewGuid(), typeof(int[])),
new KeyValuePair <string, Type>("hashCodes_" + Type.Name + "_" + Guid.NewGuid(), typeof(ulong[])),
});
context.BuildConstants(typeof(int));
context.BuildConstants(typeof(string));
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.BuildConstants(elementType);
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new[] { new KeyValuePair <string, Type>("customSerializer_" + Type.Name + "_" + Guid.NewGuid(), typeof(IGroBufCustomSerializer)) });
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.BuildConstants(typeof(byte[]));
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.BuildConstants(Type.GetGenericArguments()[0]);
}
protected abstract void BuildConstantsInternal(ReaderConstantsBuilderContext context);
public void BuildConstants(ReaderConstantsBuilderContext context)
{
context.SetFields(Type, new KeyValuePair <string, Type> [0]);
BuildConstantsInternal(context);
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.BuildConstants(keyType);
context.BuildConstants(valueType);
}
protected override void BuildConstantsInternal(ReaderConstantsBuilderContext context)
{
context.BuildConstants(typeof(DateTime));
context.BuildConstants(typeof(short));
}
