/// <summary>
/// Initializes a new instance of the <see cref="CSharpTypeTableCodeWriter"/> class.
/// </summary>
/// <remarks>
/// Get DispatchTable namespace from the custom assembly attribute.
/// </remarks>
/// <param name="sourceTypesAssembly"></param>
protected CSharpTypeTableCodeWriter(Assembly sourceTypesAssembly)
{
// Get the global name of the dispatch table.
// Used primarily for defining a dispatch base table index.
//
DispatchTableNamespaceAttribute dispatchTableCSharpNamespaceAttribute = sourceTypesAssembly.GetCustomAttribute <DispatchTableNamespaceAttribute>();
DispatchTableCSharpNamespace = dispatchTableCSharpNamespaceAttribute?.Namespace;
}
/// <summary>Registers settings assembly.</summary>
/// <remarks>Update deserialize and dispatch tables.</remarks>
/// <param name="assembly"></param>
/// <param name="dispatchTableBaseIndex"></param>
public void RegisterAssembly(Assembly assembly, uint dispatchTableBaseIndex)
{
// Ensure the assembly base index is correct.
//
if (settingsAssemblies.ContainsKey(assembly.FullName))
{
uint existingDispatchTableBaseIndex = settingsAssemblies[assembly.FullName];
if (existingDispatchTableBaseIndex == dispatchTableBaseIndex)
{
// Assembly is already registered.
//
return;
}
throw new InvalidOperationException($"Trying to register settings assembly {assembly.FullName} {existingDispatchTableBaseIndex} with different dispatch table base index {dispatchTableBaseIndex}.");
}
if (dispatchTableBaseIndex != CodegenTypeCount)
{
throw new InvalidOperationException($"Register settings assembly {assembly.FullName} failed.");
}
// Get the dispatcher table.
//
DispatchTableNamespaceAttribute dispatchTableNamespaceAttribute = assembly.GetCustomAttribute <DispatchTableNamespaceAttribute>();
// Update the assembly dispatch table base index.
//
string typeName = $"{dispatchTableNamespaceAttribute.Namespace}.ObjectDeserializeHandler";
Type objectDeserializeHandler = assembly.GetType(typeName);
FieldInfo fieldInfo = objectDeserializeHandler.GetField("DispatchTableBaseIndex", BindingFlags.Public | BindingFlags.Static);
fieldInfo.SetValue(null, CodegenTypeCount);
DispatchEntry[] dispatchTable = (DispatchEntry[])objectDeserializeHandler.GetField("DispatchTable", BindingFlags.Static | BindingFlags.Public).GetValue(null);
DeserializeEntry[] deserializationTable = (DeserializeEntry[])objectDeserializeHandler.GetField("DeserializationCallbackTable", BindingFlags.Static | BindingFlags.Public).GetValue(null);
// Init module.
//
Type callbackHandlersType = assembly.GetType($"{dispatchTableNamespaceAttribute.Namespace}.AssemblyInitializer");
if (callbackHandlersType != null)
{
System.Runtime.CompilerServices.RuntimeHelpers.RunClassConstructor(callbackHandlersType.TypeHandle);
}
// Update global dispatch table.
//
globalDispatchTable.AddRange(dispatchTable);
globalDeserializationTable.AddRange(deserializationTable);
// Add settings assembly.
//
settingsAssemblies.Add(assembly.FullName, dispatchTableBaseIndex);
}
/// <summary>
/// Constructor.
/// </summary>
/// <remarks>
/// Get DispatchTable namespace from the custom assembly attribute.
/// </remarks>
/// <param name="sourceTypesAssembly"></param>
protected CppTypeTableCodeWriter(Assembly sourceTypesAssembly)
{
// Get the global name of the dispatch table.
// Used primarily for defining a dispatch base table index.
//
DispatchTableNamespaceAttribute dispatchTableCppNamespaceAttribute = sourceTypesAssembly.GetCustomAttribute <DispatchTableNamespaceAttribute>();
DispatchTableCppNamespace = $"::{Constants.ObjectDeserializationHandler}";
if (dispatchTableCppNamespaceAttribute != null)
{
DispatchTableCppNamespace = $"{dispatchTableCppNamespaceAttribute.Namespace.Replace(".", "::")}{DispatchTableCppNamespace}";
}
}
