Adding upstream version 2.13.6.upstream/2.13.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1476 insertions, 0 deletions

diff --git a/tools/mkclass/classcompiler.cpp b/tools/mkclass/classcompiler.cpp
new file mode 100644
index 0000000..d1d2750
--- /dev/null
+++ b/tools/mkclass/classcompiler.cpp
@@ -0,0 +1,1476 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "classcompiler.hpp"
+#include <iostream>
+#include <sstream>
+#include <fstream>
+#include <stdexcept>
+#include <map>
+#include <set>
+#include <utility>
+#include <vector>
+#include <cstring>
+#include <locale>
+#ifndef _WIN32
+#include <libgen.h>
+#else /* _WIN32 */
+#include <shlwapi.h>
+#endif /* _WIN32 */
+
+using namespace icinga;
+
+ClassCompiler::ClassCompiler(std::string path, std::istream& input,
+	std::ostream& oimpl, std::ostream& oheader)
+	: m_Path(std::move(path)), m_Input(input), m_Impl(oimpl), m_Header(oheader)
+{
+	InitializeScanner();
+}
+
+ClassCompiler::~ClassCompiler()
+{
+	DestroyScanner();
+}
+
+std::string ClassCompiler::GetPath() const
+{
+	return m_Path;
+}
+
+void *ClassCompiler::GetScanner()
+{
+	return m_Scanner;
+}
+
+size_t ClassCompiler::ReadInput(char *buffer, size_t max_size)
+{
+	m_Input.read(buffer, max_size);
+	return static_cast<size_t>(m_Input.gcount());
+}
+
+void ClassCompiler::HandleInclude(const std::string& path, const ClassDebugInfo&)
+{
+	m_Header << "#include \"" << path << "\"" << std::endl << std::endl;
+}
+
+void ClassCompiler::HandleAngleInclude(const std::string& path, const ClassDebugInfo&)
+{
+	m_Header << "#include <" << path << ">" << std::endl << std::endl;
+}
+
+void ClassCompiler::HandleImplInclude(const std::string& path, const ClassDebugInfo&)
+{
+	m_Impl << "#include \"" << path << "\"" << std::endl << std::endl;
+}
+
+void ClassCompiler::HandleAngleImplInclude(const std::string& path, const ClassDebugInfo&)
+{
+	m_Impl << "#include <" << path << ">" << std::endl << std::endl;
+}
+
+void ClassCompiler::HandleNamespaceBegin(const std::string& name, const ClassDebugInfo&)
+{
+	m_Header << "namespace " << name << std::endl
+			<< "{" << std::endl << std::endl;
+
+	m_Impl << "namespace " << name << std::endl
+		<< "{" << std::endl << std::endl;
+}
+
+void ClassCompiler::HandleNamespaceEnd(const ClassDebugInfo&)
+{
+	HandleMissingValidators();
+
+	m_Header << "}" << std::endl;
+
+	m_Impl << "}" << std::endl;
+}
+
+void ClassCompiler::HandleCode(const std::string& code, const ClassDebugInfo&)
+{
+	m_Header << code << std::endl;
+}
+
+void ClassCompiler::HandleLibrary(const std::string& library, const ClassDebugInfo&)
+{
+	m_Library = library;
+}
+
+unsigned long ClassCompiler::SDBM(const std::string& str, size_t len = std::string::npos)
+{
+	unsigned long hash = 0;
+	size_t current = 0;
+
+	for (const char& ch : str) {
+		if (current >= len)
+			break;
+
+		hash = ch + (hash << 6) + (hash << 16) - hash;
+
+		current++;
+	}
+
+	return hash;
+}
+
+static int TypePreference(const std::string& type)
+{
+	if (type == "Value")
+		return 0;
+	else if (type == "String")
+		return 1;
+	else if (type == "double")
+		return 2;
+	else if (type.find("::Ptr") != std::string::npos)
+		return 3;
+	else if (type == "int")
+		return 4;
+	else
+		return 5;
+}
+
+static bool FieldLayoutCmp(const Field& a, const Field& b)
+{
+	return TypePreference(a.Type.GetRealType()) < TypePreference(b.Type.GetRealType());
+}
+
+static bool FieldTypeCmp(const Field& a, const Field& b)
+{
+	return a.Type.GetRealType() < b.Type.GetRealType();
+}
+
+static std::string FieldTypeToIcingaName(const Field& field, bool inner)
+{
+	std::string ftype = field.Type.TypeName;
+
+	if (!inner && field.Type.ArrayRank > 0)
+		return "Array";
+
+	if (field.Type.IsName)
+		return "String";
+
+	if (field.Attributes & FAEnum)
+		return "Number";
+
+	if (ftype == "bool" || ftype == "int" || ftype == "double")
+		return "Number";
+
+	if (ftype == "int" || ftype == "double")
+		return "Number";
+	else if (ftype == "bool")
+		return "Boolean";
+
+	if (ftype.find("::Ptr") != std::string::npos)
+		return ftype.substr(0, ftype.size() - strlen("::Ptr"));
+
+	return ftype;
+}
+
+void ClassCompiler::OptimizeStructLayout(std::vector<Field>& fields)
+{
+	std::sort(fields.begin(), fields.end(), FieldTypeCmp);
+	std::stable_sort(fields.begin(), fields.end(), FieldLayoutCmp);
+}
+
+void ClassCompiler::HandleClass(const Klass& klass, const ClassDebugInfo&)
+{
+	/* forward declaration */
+	if (klass.Name.find_first_of(':') == std::string::npos)
+		m_Header << "class " << klass.Name << ";" << std::endl << std::endl;
+
+	/* TypeHelper */
+	if (klass.Attributes & TAAbstract) {
+		m_Header << "template<>" << std::endl
+			<< "struct TypeHelper<" << klass.Name << ", " << ((klass.Attributes & TAVarArgConstructor) ? "true" : "false") << ">" << std::endl
+			<< "{" << std::endl
+			<< "\t" << "static ObjectFactory GetFactory()" << std::endl
+			<< "\t" << "{" << std::endl
+			<< "\t\t" << "return nullptr;" << std::endl
+			<< "\t" << "}" << std::endl
+			<< "};" << std::endl << std::endl;
+	}
+
+	/* TypeImpl */
+	m_Header << "template<>" << std::endl
+		<< "class TypeImpl<" << klass.Name << ">"
+		<< " : public Type";
+
+	if (!klass.Parent.empty())
+		m_Header << "Impl<" << klass.Parent << ">";
+	
+	if (!klass.TypeBase.empty())
+		m_Header << ", public " + klass.TypeBase;
+
+	m_Header << std::endl
+			<< "{" << std::endl
+			<< "public:" << std::endl
+			<< "\t" << "DECLARE_PTR_TYPEDEFS(TypeImpl<" << klass.Name << ">);" << std::endl << std::endl
+			<< "\t" << "TypeImpl();" << std::endl
+			<< "\t" << "~TypeImpl() override;" << std::endl << std::endl;
+
+	m_Impl << "TypeImpl<" << klass.Name << ">::TypeImpl()" << std::endl
+		<< "{ }" << std::endl << std::endl
+		<< "TypeImpl<" << klass.Name << ">::~TypeImpl()" << std::endl
+		<< "{ }" << std::endl << std::endl;
+
+	/* GetName */
+	m_Header << "\t" << "String GetName() const override;" << std::endl;
+
+	m_Impl << "String TypeImpl<" << klass.Name << ">::GetName() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return \"" << klass.Name << "\";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetAttributes */
+	m_Header << "\t" << "int GetAttributes() const override;" << std::endl;
+
+	m_Impl << "int TypeImpl<" << klass.Name << ">::GetAttributes() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return " << klass.Attributes << ";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetBaseType */
+	m_Header << "\t" << "Type::Ptr GetBaseType() const override;" << std::endl;
+
+	m_Impl << "Type::Ptr TypeImpl<" << klass.Name << ">::GetBaseType() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return ";
+
+	if (!klass.Parent.empty())
+		m_Impl << klass.Parent << "::TypeInstance";
+	else
+		m_Impl << "Object::TypeInstance";
+
+	m_Impl << ";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetFieldId */
+	m_Header << "\t" << "int GetFieldId(const String& name) const override;" << std::endl;
+
+	m_Impl << "int TypeImpl<" << klass.Name << ">::GetFieldId(const String& name) const" << std::endl
+		<< "{" << std::endl;
+
+	if (!klass.Fields.empty()) {
+		m_Impl << "\t" << "int offset = ";
+
+		if (!klass.Parent.empty())
+			m_Impl << klass.Parent << "::TypeInstance->GetFieldCount()";
+		else
+			m_Impl << "0";
+
+		m_Impl << ";" << std::endl << std::endl;
+	}
+
+	std::map<int, std::vector<std::pair<int, std::string> > > jumptable;
+
+	int hlen = 0, collisions = 0;
+
+	do {
+		int num = 0;
+
+		hlen++;
+		jumptable.clear();
+		collisions = 0;
+
+		for (const Field& field : klass.Fields) {
+			auto hash = static_cast<int>(SDBM(field.Name, hlen));
+			jumptable[hash].emplace_back(num, field.Name);
+			num++;
+
+			if (jumptable[hash].size() > 1)
+				collisions++;
+		}
+	} while (collisions >= 5 && hlen < 8);
+
+	if (!klass.Fields.empty()) {
+		m_Impl << "\tswitch (static_cast<int>(Utility::SDBM(name, " << hlen << "))) {" << std::endl;
+
+		for (const auto& itj : jumptable) {
+			m_Impl << "\t\tcase " << itj.first << ":" << std::endl;
+
+			for (const auto& itf : itj.second) {
+				m_Impl << "\t\t\t" << "if (name == \"" << itf.second << "\")" << std::endl
+					<< "\t\t\t\t" << "return offset + " << itf.first << ";" << std::endl;
+			}
+
+			m_Impl << std::endl
+					<< "\t\t\tbreak;" << std::endl;
+		}
+
+		m_Impl << "\t}" << std::endl;
+	}
+
+	m_Impl << std::endl
+		<< "\t" << "return ";
+
+	if (!klass.Parent.empty())
+		m_Impl << klass.Parent << "::TypeInstance->GetFieldId(name)";
+	else
+		m_Impl << "-1";
+
+	m_Impl << ";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetFieldInfo */
+	m_Header << "\t" << "Field GetFieldInfo(int id) const override;" << std::endl;
+
+	m_Impl << "Field TypeImpl<" << klass.Name << ">::GetFieldInfo(int id) const" << std::endl
+		<< "{" << std::endl;
+
+	if (!klass.Parent.empty())
+		m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount();" << std::endl
+			<< "\t" << "if (real_id < 0) { return " << klass.Parent << "::TypeInstance->GetFieldInfo(id); }" << std::endl;
+
+	if (!klass.Fields.empty()) {
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "id";
+
+		m_Impl << ") {" << std::endl;
+
+		size_t num = 0;
+		for (const Field& field : klass.Fields) {
+			std::string ftype = FieldTypeToIcingaName(field, false);
+
+			std::string nameref;
+
+			if (field.Type.IsName)
+				nameref = "\"" + field.Type.TypeName + "\"";
+			else
+				nameref = "nullptr";
+
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+					<< "\t\t\t" << "return {" << num << ", \"" << ftype << "\", \"" << field.Name << "\", \"" << (field.NavigationName.empty() ? field.Name : field.NavigationName) << "\", "  << nameref << ", " << field.Attributes << ", " << field.Type.ArrayRank << "};" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+				<< "\t\t";
+	}
+
+	m_Impl << "\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl;
+
+	if (!klass.Fields.empty())
+		m_Impl << "\t" << "}" << std::endl;
+
+	m_Impl << "}" << std::endl << std::endl;
+
+	/* GetFieldCount */
+	m_Header << "\t" << "int GetFieldCount() const override;" << std::endl;
+
+	m_Impl << "int TypeImpl<" << klass.Name << ">::GetFieldCount() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return " << klass.Fields.size();
+
+	if (!klass.Parent.empty())
+		m_Impl << " + " << klass.Parent << "::TypeInstance->GetFieldCount()";
+
+	m_Impl << ";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetFactory */
+	m_Header << "\t" << "ObjectFactory GetFactory() const override;" << std::endl;
+
+	m_Impl << "ObjectFactory TypeImpl<" << klass.Name << ">::GetFactory() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return TypeHelper<" << klass.Name << ", " << ((klass.Attributes & TAVarArgConstructor) ? "true" : "false") << ">::GetFactory();" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetLoadDependencies */
+	m_Header << "\t" << "std::vector<String> GetLoadDependencies() const override;" << std::endl;
+
+	m_Impl << "std::vector<String> TypeImpl<" << klass.Name << ">::GetLoadDependencies() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "std::vector<String> deps;" << std::endl;
+
+	for (const std::string& dep : klass.LoadDependencies)
+		m_Impl << "\t" << "deps.emplace_back(\"" << dep << "\");" << std::endl;
+
+	m_Impl << "\t" << "return deps;" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* GetActivationPriority */
+	m_Header << "\t" << "int GetActivationPriority() const override;" << std::endl;
+
+	m_Impl << "int TypeImpl<" << klass.Name << ">::GetActivationPriority() const" << std::endl
+		<< "{" << std::endl
+		<< "\t" << "return " << klass.ActivationPriority << ";" << std::endl
+		<< "}" << std::endl << std::endl;
+
+	/* RegisterAttributeHandler */
+	m_Header << "public:" << std::endl
+			<< "\t" << "void RegisterAttributeHandler(int fieldId, const Type::AttributeHandler& callback) override;" << std::endl;
+
+	m_Impl << "void TypeImpl<" << klass.Name << ">::RegisterAttributeHandler(int fieldId, const Type::AttributeHandler& callback)" << std::endl
+		<< "{" << std::endl;
+
+	if (!klass.Parent.empty())
+		m_Impl << "\t" << "int real_id = fieldId - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+			<< "\t" << "if (real_id < 0) { " << klass.Parent << "::TypeInstance->RegisterAttributeHandler(fieldId, callback); return; }" << std::endl;
+
+	if (!klass.Fields.empty()) {
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "fieldId";
+
+		m_Impl << ") {" << std::endl;
+
+		int num = 0;
+		for (const Field& field : klass.Fields) {
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+				<< "\t\t\t" << "ObjectImpl<" << klass.Name << ">::On" << field.GetFriendlyName() << "Changed.connect(callback);" << std::endl
+				<< "\t\t\t" << "break;" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+			<< "\t\t";
+	}
+	m_Impl << "\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl;
+
+	if (!klass.Fields.empty())
+		m_Impl << "\t" << "}" << std::endl;
+
+	m_Impl << "}" << std::endl << std::endl;
+
+	m_Header << "};" << std::endl << std::endl;
+
+	m_Header << std::endl;
+
+	/* ObjectImpl */
+	m_Header << "template<>" << std::endl
+		<< "class ObjectImpl<" << klass.Name << ">"
+		<< " : public " << (klass.Parent.empty() ? "Object" : klass.Parent) << std::endl
+		<< "{" << std::endl
+		<< "public:" << std::endl
+		<< "\t" << "DECLARE_PTR_TYPEDEFS(ObjectImpl<" << klass.Name << ">);" << std::endl << std::endl;
+
+	/* Validate */
+	m_Header << "\t" << "void Validate(int types, const ValidationUtils& utils) override;" << std::endl;
+
+	m_Impl << "void ObjectImpl<" << klass.Name << ">::Validate(int types, const ValidationUtils& utils)" << std::endl
+		<< "{" << std::endl;
+
+	if (!klass.Parent.empty())
+		m_Impl << "\t" << klass.Parent << "::Validate(types, utils);" << std::endl << std::endl;
+
+	for (const Field& field : klass.Fields) {
+		m_Impl << "\t" << "if (" << (field.Attributes & (FAEphemeral|FAConfig|FAState)) << " & types)" << std::endl
+				<< "\t\t" << "Validate" << field.GetFriendlyName() << "(Lazy<" << field.Type.GetRealType() << ">([this]() { return Get" << field.GetFriendlyName() << "(); }), utils);" << std::endl;
+	}
+
+	m_Impl << "}" << std::endl << std::endl;
+
+	for (const Field& field : klass.Fields) {
+		std::string argName, valName;
+
+		if (field.Type.ArrayRank > 0) {
+			argName = "avalue";
+			valName = "value";
+		} else {
+			argName = "value";
+			valName = "value()";
+		}
+
+		m_Header << "\t" << "void SimpleValidate" << field.GetFriendlyName() << "(const Lazy<" << field.Type.GetRealType() << ">& " << argName << ", const ValidationUtils& utils);" << std::endl;
+
+		m_Impl << "void ObjectImpl<" << klass.Name << ">::SimpleValidate" << field.GetFriendlyName() << "(const Lazy<" << field.Type.GetRealType() << ">& " << argName << ", const ValidationUtils& utils)" << std::endl
+			<< "{" << std::endl;
+
+		if (field.Attributes & FARequired) {
+			if (field.Type.GetRealType().find("::Ptr") != std::string::npos)
+				m_Impl << "\t" << "if (!" << argName << "())" << std::endl;
+			else
+				m_Impl << "\t" << "if (" << argName << "().IsEmpty())" << std::endl;
+
+			m_Impl << "\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_cast<ConfigObject *>(this), { \"" << field.Name << R"(" }, "Attribute must not be empty."));)" << std::endl << std::endl;
+		}
+
+		if (field.Attributes & FADeprecated) {
+			if (field.Type.GetRealType().find("::Ptr") != std::string::npos)
+				m_Impl << "\t" << "if (" << argName << "())" << std::endl;
+			else
+				m_Impl << "\t" << "if (" << argName << "() != GetDefault" << field.GetFriendlyName() << "())" << std::endl;
+
+			m_Impl << "\t\t" << "Log(LogWarning, \"" << klass.Name << "\") << \"Attribute '" << field.Name << R"(' for object '" << dynamic_cast<ConfigObject *>(this)->GetName() << "' of type '" << dynamic_cast<ConfigObject *>(this)->GetReflectionType()->GetName() << "' is deprecated and should not be used.";)" << std::endl;
+		}
+
+		if (field.Type.ArrayRank > 0) {
+			m_Impl << "\t" << "if (avalue()) {" << std::endl
+				<< "\t\t" << "ObjectLock olock(avalue());" << std::endl
+				<< "\t\t" << "for (const Value& value : avalue()) {" << std::endl;
+		}
+
+		std::string ftype = FieldTypeToIcingaName(field, true);
+
+		if (ftype == "Value") {
+			m_Impl << "\t" << "if (" << valName << ".IsObjectType<Function>()) {" << std::endl
+				<< "\t\t" << "Function::Ptr func = " << valName << ";" << std::endl
+				<< "\t\t" << "if (func->IsDeprecated())" << std::endl
+				<< "\t\t\t" << "Log(LogWarning, \"" << klass.Name << "\") << \"Attribute '" << field.Name << R"(' for object '" << dynamic_cast<ConfigObject *>(this)->GetName() << "' of type '" << dynamic_cast<ConfigObject *>(this)->GetReflectionType()->GetName() << "' is set to a deprecated function: " << func->GetName();)" << std::endl
+				<< "\t" << "}" << std::endl << std::endl;
+		}
+
+		if (field.Type.IsName) {
+			m_Impl << "\t" << "if (";
+
+			if (field.Type.ArrayRank > 0)
+				m_Impl << valName << ".IsEmpty() || ";
+			else
+				m_Impl << "!" << valName << ".IsEmpty() && ";
+
+			m_Impl << "!utils.ValidateName(\"" << field.Type.TypeName << "\", " << valName << "))" << std::endl
+				<< "\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_cast<ConfigObject *>(this), { \"" << field.Name << R"(" }, "Object '" + )" << valName << R"( + "' of type ')" << field.Type.TypeName
+				<< "' does not exist.\"));" << std::endl;
+		} else if (field.Type.ArrayRank > 0 && (ftype == "Number" || ftype == "Boolean")) {
+			m_Impl << "\t" << "try {" << std::endl
+				<< "\t\t" << "Convert::ToDouble(" << valName << ");" << std::endl
+				<< "\t" << "} catch (const std::invalid_argument&) {" << std::endl
+				<< "\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_cast<ConfigObject *>(this), { \"" << field.Name << R"(", "Array element '" + " << valName << " + "' of type '" + " << valName << ".GetReflectionType()->GetName() + "' is not valid here; expected type ')" << ftype << "'.\"));" << std::endl
+				<< "\t" << "}" << std::endl;
+		}
+
+		if (field.Type.ArrayRank > 0) {
+			m_Impl << "\t\t" << "}" << std::endl
+				<< "\t" << "}" << std::endl;
+		}
+
+		m_Impl << "}" << std::endl << std::endl;
+	}
+
+	/* constructor */
+	m_Header << "public:" << std::endl
+			<< "\t" << "ObjectImpl<" << klass.Name << ">();" << std::endl;
+
+	m_Impl << "ObjectImpl<" << klass.Name << ">::ObjectImpl()" << std::endl
+		<< "{" << std::endl;
+
+	for (const Field& field : klass.Fields) {
+		if (!field.PureSetAccessor)
+			m_Impl << "\t" << "Set" << field.GetFriendlyName() << "(" << "GetDefault" << field.GetFriendlyName() << "(), true);" << std::endl;
+	}
+
+	m_Impl << "}" << std::endl << std::endl;
+
+	/* destructor */
+	m_Header << "public:" << std::endl
+			<< "\t" << "~ObjectImpl<" << klass.Name << ">() override;" << std::endl;
+
+	m_Impl << "ObjectImpl<" << klass.Name << ">::~ObjectImpl()" << std::endl
+		<< "{ }" << std::endl << std::endl;
+
+	if (!klass.Fields.empty()) {
+		/* SetField */
+		m_Header << "public:" << std::endl
+				<< "\t" << "void SetField(int id, const Value& value, bool suppress_events = false, const Value& cookie = Empty) override;" << std::endl;
+
+		m_Impl << "void ObjectImpl<" << klass.Name << ">::SetField(int id, const Value& value, bool suppress_events, const Value& cookie)" << std::endl
+			<< "{" << std::endl;
+
+		if (!klass.Parent.empty())
+			m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+				<< "\t" << "if (real_id < 0) { " << klass.Parent << "::SetField(id, value, suppress_events, cookie); return; }" << std::endl;
+
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "id";
+
+		m_Impl << ") {" << std::endl;
+
+		size_t num = 0;
+		for (const Field& field : klass.Fields) {
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+				<< "\t\t\t" << "Set" << field.GetFriendlyName() << "(";
+			
+			if (field.Attributes & FAEnum)
+				m_Impl << "static_cast<" << field.Type.GetRealType() << ">(static_cast<int>(";
+
+			m_Impl << "value";
+			
+			if (field.Attributes & FAEnum)
+				m_Impl << "))";
+			
+			m_Impl << ", suppress_events, cookie);" << std::endl
+				<< "\t\t\t" << "break;" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+			<< "\t\t\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl
+			<< "\t" << "}" << std::endl;
+
+		m_Impl << "}" << std::endl << std::endl;
+
+		/* GetField */
+		m_Header << "public:" << std::endl
+				<< "\t" << "Value GetField(int id) const override;" << std::endl;
+
+		m_Impl << "Value ObjectImpl<" << klass.Name << ">::GetField(int id) const" << std::endl
+			<< "{" << std::endl;
+
+		if (!klass.Parent.empty())
+			m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+				<< "\t" << "if (real_id < 0) { return " << klass.Parent << "::GetField(id); }" << std::endl;
+
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "id";
+
+		m_Impl << ") {" << std::endl;
+
+		num = 0;
+		for (const Field& field : klass.Fields) {
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+				<< "\t\t\t" << "return Get" << field.GetFriendlyName() << "();" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+			<< "\t\t\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl
+			<< "\t" << "}" << std::endl;
+
+		m_Impl << "}" << std::endl << std::endl;
+		
+		/* ValidateField */
+		m_Header << "public:" << std::endl
+				<< "\t" << "void ValidateField(int id, const Lazy<Value>& lvalue, const ValidationUtils& utils) override;" << std::endl;
+
+		m_Impl << "void ObjectImpl<" << klass.Name << ">::ValidateField(int id, const Lazy<Value>& lvalue, const ValidationUtils& utils)" << std::endl
+			<< "{" << std::endl;
+
+		if (!klass.Parent.empty())
+			m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+				<< "\t" << "if (real_id < 0) { " << klass.Parent << "::ValidateField(id, lvalue, utils); return; }" << std::endl;
+
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "id";
+
+		m_Impl << ") {" << std::endl;
+
+		num = 0;
+		for (const Field& field : klass.Fields) {
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+				<< "\t\t\t" << "Validate" << field.GetFriendlyName() << "(";
+			
+			if (field.Attributes & FAEnum)
+				m_Impl << "static_cast<Lazy<" << field.Type.GetRealType() << "> >(static_cast<Lazy<int> >(";
+
+			m_Impl << "lvalue";
+			
+			if (field.Attributes & FAEnum)
+				m_Impl << "))";
+			
+			m_Impl << ", utils);" << std::endl
+				<< "\t\t\t" << "break;" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+			<< "\t\t\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl
+			<< "\t" << "}" << std::endl;
+
+		m_Impl << "}" << std::endl << std::endl;
+
+		/* NotifyField */
+		m_Header << "public:" << std::endl
+				<< "\t" << "void NotifyField(int id, const Value& cookie = Empty) override;" << std::endl;
+
+		m_Impl << "void ObjectImpl<" << klass.Name << ">::NotifyField(int id, const Value& cookie)" << std::endl
+			<< "{" << std::endl;
+
+		if (!klass.Parent.empty())
+			m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+				<< "\t" << "if (real_id < 0) { " << klass.Parent << "::NotifyField(id, cookie); return; }" << std::endl;
+
+		m_Impl << "\t" << "switch (";
+
+		if (!klass.Parent.empty())
+			m_Impl << "real_id";
+		else
+			m_Impl << "id";
+
+		m_Impl << ") {" << std::endl;
+
+		num = 0;
+		for (const Field& field : klass.Fields) {
+			m_Impl << "\t\t" << "case " << num << ":" << std::endl
+				<< "\t\t\t" << "Notify" << field.GetFriendlyName() << "(cookie);" << std::endl
+				<< "\t\t\t" << "break;" << std::endl;
+			num++;
+		}
+
+		m_Impl << "\t\t" << "default:" << std::endl
+			<< "\t\t\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl
+			<< "\t" << "}" << std::endl;
+
+		m_Impl << "}" << std::endl << std::endl;
+
+		/* NavigateField */
+		m_Header << "public:" << std::endl
+				<< "\t" << "Object::Ptr NavigateField(int id) const override;" << std::endl;
+
+		m_Impl << "Object::Ptr ObjectImpl<" << klass.Name << ">::NavigateField(int id) const" << std::endl
+			<< "{" << std::endl;
+
+		if (!klass.Parent.empty())
+			m_Impl << "\t" << "int real_id = id - " << klass.Parent << "::TypeInstance->GetFieldCount(); " << std::endl
+				<< "\t" << "if (real_id < 0) { return " << klass.Parent << "::NavigateField(id); }" << std::endl;
+
+		bool haveNavigationFields = false;
+
+		for (const Field& field : klass.Fields) {
+			if (field.Attributes & FANavigation) {
+				haveNavigationFields = true;
+				break;
+			}
+		}
+
+		if (haveNavigationFields) {
+			m_Impl << "\t" << "switch (";
+
+			if (!klass.Parent.empty())
+				m_Impl << "real_id";
+			else
+				m_Impl << "id";
+
+			m_Impl << ") {" << std::endl;
+
+			num = 0;
+			for (const Field& field : klass.Fields) {
+				if (field.Attributes & FANavigation) {
+					m_Impl << "\t\t" << "case " << num << ":" << std::endl
+						<< "\t\t\t" << "return Navigate" << field.GetFriendlyName() << "();" << std::endl;
+				}
+
+				num++;
+			}
+
+			m_Impl << "\t\t" << "default:" << std::endl
+				<< "\t\t";
+		}
+
+		m_Impl << "\t" << "throw std::runtime_error(\"Invalid field ID.\");" << std::endl;
+
+		if (haveNavigationFields)
+			m_Impl << "\t" << "}" << std::endl;
+
+		m_Impl << "}" << std::endl << std::endl;
+
+		/* getters */
+		for (const Field& field : klass.Fields) {
+			std::string prot;
+
+			if (field.Attributes & FAGetProtected)
+				prot = "protected";
+			else
+				prot = "public";
+
+			m_Header << prot << ":" << std::endl
+					<< "\t";
+
+			if (field.Attributes & FAGetVirtual || field.PureGetAccessor)
+				m_Header << "virtual ";
+
+			m_Header << field.Type.GetRealType() << " Get" << field.GetFriendlyName() << "() const";
+
+			if (field.PureGetAccessor) {
+				m_Header << " = 0;" << std::endl;
+			} else {
+				m_Header << ";" << std::endl;
+
+				m_Impl << field.Type.GetRealType() << " ObjectImpl<" << klass.Name << ">::Get" << field.GetFriendlyName() << "() const" << std::endl
+					<< "{" << std::endl;
+
+				if (field.GetAccessor.empty() && !(field.Attributes & FANoStorage))
+					m_Impl << "\t" << "return m_" << field.GetFriendlyName() << ".load();" << std::endl;
+				else
+					m_Impl << field.GetAccessor << std::endl;
+
+				m_Impl << "}" << std::endl << std::endl;
+			}
+		}
+
+		/* setters */
+		for (const Field& field : klass.Fields) {
+			std::string prot;
+
+			if (field.Attributes & FASetProtected)
+				prot = "protected";
+			else
+				prot = "public";
+
+			m_Header << prot << ":" << std::endl
+				<< "\t";
+
+			if (field.Attributes & FASetVirtual || field.PureSetAccessor)
+				m_Header << "virtual ";
+
+			m_Header << "void Set" << field.GetFriendlyName() << "(" << field.Type.GetArgumentType() << " value, bool suppress_events = false, const Value& cookie = Empty)";
+
+			if (field.PureSetAccessor) {
+				m_Header << " = 0;" << std::endl;
+			} else {
+				m_Header << ";" << std::endl;
+
+				m_Impl << "void ObjectImpl<" << klass.Name << ">::Set" << field.GetFriendlyName() << "(" << field.Type.GetArgumentType() << " value, bool suppress_events, const Value& cookie)" << std::endl
+					<< "{" << std::endl;
+
+				if (field.Type.IsName || !field.TrackAccessor.empty() || field.Attributes & FASignalWithOldValue)
+					m_Impl << "\t" << "Value oldValue = Get" << field.GetFriendlyName() << "();" << std::endl
+						<< "\t" << "auto *dobj = dynamic_cast<ConfigObject *>(this);" << std::endl;
+
+				if (field.SetAccessor.empty() && !(field.Attributes & FANoStorage))
+					m_Impl << "\t" << "m_" << field.GetFriendlyName() << ".store(value);" << std::endl;
+				else
+					m_Impl << field.SetAccessor << std::endl << std::endl;
+
+				if (field.Type.IsName || !field.TrackAccessor.empty()) {
+					if (field.Name != "active") {
+						m_Impl << "\t" << "if (!dobj || dobj->IsActive())" << std::endl
+							<< "\t";
+					}
+
+					m_Impl << "\t" << "Track" << field.GetFriendlyName() << "(oldValue, value);" << std::endl;
+				}
+
+				m_Impl << "\t" << "if (!suppress_events) {" << std::endl
+					<< "\t\t" << "Notify" << field.GetFriendlyName() << "(cookie);" << std::endl;
+
+				if (field.Attributes & FASignalWithOldValue) {
+					m_Impl << "\t\t" << "if (!dobj || dobj->IsActive())" << std::endl
+						   << "\t\t\t" << "On" << field.GetFriendlyName() << "ChangedWithOldValue(static_cast<" << klass.Name << " *>(this), oldValue, value);" << std::endl;
+				}
+
+				m_Impl << "\t" "}" << std::endl << std::endl
+					<< "}" << std::endl << std::endl;
+			}
+		}
+
+		m_Header << "protected:" << std::endl;
+
+		bool needs_tracking = false;
+
+		/* tracking */
+		for (const Field& field : klass.Fields) {
+			if (!field.Type.IsName && field.TrackAccessor.empty())
+				continue;
+
+			needs_tracking = true;
+
+			m_Header << "\t" << "void Track" << field.GetFriendlyName() << "(" << field.Type.GetArgumentType() << " oldValue, " << field.Type.GetArgumentType() << " newValue);" << std::endl;
+
+			m_Impl << "void ObjectImpl<" << klass.Name << ">::Track" << field.GetFriendlyName() << "(" << field.Type.GetArgumentType() << " oldValue, " << field.Type.GetArgumentType() << " newValue)" << std::endl
+				<< "{" << std::endl;
+
+			if (!field.TrackAccessor.empty())
+				m_Impl << "\t" << field.TrackAccessor << std::endl;
+
+			if (field.Type.TypeName != "String") {
+				if (field.Type.ArrayRank > 0) {
+					m_Impl << "\t" << "if (oldValue) {" << std::endl
+						<< "\t\t" << "ObjectLock olock(oldValue);" << std::endl
+						<< "\t\t" << "for (const String& ref : oldValue) {" << std::endl
+						<< "\t\t\t" << "DependencyGraph::RemoveDependency(this, ConfigObject::GetObject";
+
+					/* Ew */
+					if (field.Type.TypeName == "Zone" && m_Library == "base")
+						m_Impl << "(\"Zone\", ";
+					else
+						m_Impl << "<" << field.Type.TypeName << ">(";
+
+					m_Impl << "ref).get());" << std::endl
+						<< "\t\t" << "}" << std::endl
+						<< "\t" << "}" << std::endl
+						<< "\t" << "if (newValue) {" << std::endl
+						<< "\t\t" << "ObjectLock olock(newValue);" << std::endl
+						<< "\t\t" << "for (const String& ref : newValue) {" << std::endl
+						<< "\t\t\t" << "DependencyGraph::AddDependency(this, ConfigObject::GetObject";
+
+					/* Ew */
+					if (field.Type.TypeName == "Zone" && m_Library == "base")
+						m_Impl << "(\"Zone\", ";
+					else
+						m_Impl << "<" << field.Type.TypeName << ">(";
+
+					m_Impl << "ref).get());" << std::endl
+						<< "\t\t" << "}" << std::endl
+						<< "\t" << "}" << std::endl;
+				} else {
+					m_Impl << "\t" << "if (!oldValue.IsEmpty())" << std::endl
+						<< "\t\t" << "DependencyGraph::RemoveDependency(this, ConfigObject::GetObject";
+
+					/* Ew */
+					if (field.Type.TypeName == "Zone" && m_Library == "base")
+						m_Impl << "(\"Zone\", ";
+					else
+						m_Impl << "<" << field.Type.TypeName << ">(";
+
+					m_Impl << "oldValue).get());" << std::endl
+						<< "\t" << "if (!newValue.IsEmpty())" << std::endl
+						<< "\t\t" << "DependencyGraph::AddDependency(this, ConfigObject::GetObject";
+
+					/* Ew */
+					if (field.Type.TypeName == "Zone" && m_Library == "base")
+						m_Impl << "(\"Zone\", ";
+					else
+						m_Impl << "<" << field.Type.TypeName << ">(";
+
+					m_Impl << "newValue).get());" << std::endl;
+				}
+			}
+
+			m_Impl << "}" << std::endl << std::endl;
+		}
+
+		/* navigation */
+		for (const Field& field : klass.Fields) {
+			if ((field.Attributes & FANavigation) == 0)
+				continue;
+
+			m_Header << "public:" << std::endl
+					<< "\t" << "Object::Ptr Navigate" << field.GetFriendlyName() << "() const";
+
+			if (field.PureNavigateAccessor) {
+				m_Header << " = 0;" << std::endl;
+			} else {
+				m_Header << ";" << std::endl;
+
+				m_Impl << "Object::Ptr ObjectImpl<" << klass.Name << ">::Navigate" << field.GetFriendlyName() << "() const" << std::endl
+					<< "{" << std::endl;
+
+				if (field.NavigateAccessor.empty())
+					m_Impl << "\t" << "return Get" << field.GetFriendlyName() << "();" << std::endl;
+				else
+					m_Impl << "\t" << field.NavigateAccessor << std::endl;
+
+				m_Impl << "}" << std::endl << std::endl;
+			}
+		}
+
+		/* start/stop */
+		if (needs_tracking) {
+			m_Header << "protected:" << std::endl
+					<< "\tvoid Start(bool runtimeCreated = false) override;" << std::endl
+					<< "\tvoid Stop(bool runtimeRemoved = false) override;" << std::endl;
+
+			m_Impl << "void ObjectImpl<" << klass.Name << ">::Start(bool runtimeCreated)" << std::endl
+				<< "{" << std::endl
+				<< "\t" << klass.Parent << "::Start(runtimeCreated);" << std::endl << std::endl;
+
+			for (const Field& field : klass.Fields) {
+				if (!field.Type.IsName && field.TrackAccessor.empty())
+					continue;
+
+				m_Impl << "\t" << "Track" << field.GetFriendlyName() << "(Empty, Get" << field.GetFriendlyName() << "());" << std::endl;
+			}
+
+			m_Impl << "}" << std::endl << std::endl
+				<< "void ObjectImpl<" << klass.Name << ">::Stop(bool runtimeRemoved)" << std::endl
+				<< "{" << std::endl
+				<< "\t" << klass.Parent << "::Stop(runtimeRemoved);" << std::endl << std::endl;
+
+			for (const Field& field : klass.Fields) {
+				if (!field.Type.IsName && field.TrackAccessor.empty())
+					continue;
+
+				m_Impl << "\t" << "Track" << field.GetFriendlyName() << "(Get" << field.GetFriendlyName() << "(), Empty);" << std::endl;
+			}
+
+			m_Impl << "}" << std::endl << std::endl;
+		}
+
+		/* notify */
+		for (const Field& field : klass.Fields) {
+			std::string prot;
+
+			if (field.Attributes & FASetProtected)
+				prot = "protected";
+			else
+				prot = "public";
+
+			m_Header << prot << ":" << std::endl
+					<< "\t" << "virtual void Notify" << field.GetFriendlyName() << "(const Value& cookie = Empty);" << std::endl;
+
+			m_Impl << "void ObjectImpl<" << klass.Name << ">::Notify" << field.GetFriendlyName() << "(const Value& cookie)" << std::endl
+				<< "{" << std::endl;
+
+			if (field.Name != "active") {
+				m_Impl << "\t" << "auto *dobj = dynamic_cast<ConfigObject *>(this);" << std::endl
+					<< "\t" << "if (!dobj || dobj->IsActive())" << std::endl
+					<< "\t";
+			}
+
+			m_Impl << "\t" << "On" << field.GetFriendlyName() << "Changed(static_cast<" << klass.Name << " *>(this), cookie);" << std::endl
+				<< "}" << std::endl << std::endl;
+		}
+		
+		/* default */
+		for (const Field& field : klass.Fields) {
+			std::string realType = field.Type.GetRealType();
+
+			m_Header << "private:" << std::endl
+					<< "\t" << "inline " << realType << " GetDefault" << field.GetFriendlyName() << "() const;" << std::endl;
+
+			m_Impl << realType << " ObjectImpl<" << klass.Name << ">::GetDefault" << field.GetFriendlyName() << "() const" << std::endl
+				<< "{" << std::endl;
+
+			if (field.DefaultAccessor.empty())
+				m_Impl << "\t" << "return " << realType << "();" << std::endl;
+			else
+				m_Impl << "\t" << field.DefaultAccessor << std::endl;
+
+			m_Impl << "}" << std::endl << std::endl;
+		}
+
+		/* validators */
+		for (const Field& field : klass.Fields) {
+			m_Header << "protected:" << std::endl
+					<< "\t" << "virtual void Validate" << field.GetFriendlyName() << "(const Lazy<" << field.Type.GetRealType() << ">& lvalue, const ValidationUtils& utils);" << std::endl;
+		}
+
+		/* instance variables */
+		m_Header << "private:" << std::endl;
+
+		for (const Field& field : klass.Fields) {
+			if (field.Attributes & FANoStorage)
+				continue;
+
+			m_Header << "\tAtomicOrLocked<" << field.Type.GetRealType() << "> m_" << field.GetFriendlyName() << ";" << std::endl;
+		}
+		
+		/* signal */
+		m_Header << "public:" << std::endl;
+		
+		for (const Field& field : klass.Fields) {
+			m_Header << "\t" << "static boost::signals2::signal<void (const intrusive_ptr<" << klass.Name << ">&, const Value&)> On" << field.GetFriendlyName() << "Changed;" << std::endl;
+			m_Impl << std::endl << "boost::signals2::signal<void (const intrusive_ptr<" << klass.Name << ">&, const Value&)> ObjectImpl<" << klass.Name << ">::On" << field.GetFriendlyName() << "Changed;" << std::endl << std::endl;
+
+			if (field.Attributes & FASignalWithOldValue) {
+				m_Header << "\t" << "static boost::signals2::signal<void (const intrusive_ptr<" << klass.Name
+					<< ">&, const Value&, const Value&)> On" << field.GetFriendlyName() << "ChangedWithOldValue;"
+					<< std::endl;
+				m_Impl << std::endl << "boost::signals2::signal<void (const intrusive_ptr<" << klass.Name
+					<< ">&, const Value&, const Value&)> ObjectImpl<" << klass.Name << ">::On"
+					<< field.GetFriendlyName() << "ChangedWithOldValue;" << std::endl << std::endl;
+			}
+		}
+	}
+
+	if (klass.Name == "ConfigObject")
+		m_Header << "\t" << "friend class ConfigItem;" << std::endl;
+
+	if (!klass.TypeBase.empty())
+		m_Header << "\t" << "friend class " << klass.TypeBase << ";" << std::endl;
+
+	m_Header << "};" << std::endl << std::endl;
+
+	for (const Field& field : klass.Fields) {
+		m_MissingValidators[std::make_pair(klass.Name, field.GetFriendlyName())] = field;
+	}
+}
+
+void ClassCompiler::CodeGenValidator(const std::string& name, const std::string& klass, const std::vector<Rule>& rules, const std::string& field, const FieldType& fieldType, ValidatorType validatorType)
+{
+	m_Impl << "static void TIValidate" << name << "(const intrusive_ptr<ObjectImpl<" << klass << "> >& object, ";
+
+	if (validatorType != ValidatorField)
+		m_Impl << "const String& key, ";
+
+	m_Impl << fieldType.GetArgumentType() << " value, std::vector<String>& location, const ValidationUtils& utils)" << std::endl
+		<< "{" << std::endl;
+
+	if (validatorType == ValidatorField) {
+		bool required = false;
+
+		for (const Rule& rule : rules) {
+			if ((rule.Attributes & RARequired) && rule.Pattern == field) {
+				required = true;
+				break;
+			}
+		}
+
+		if (fieldType.GetRealType() != "int" && fieldType.GetRealType() != "double") {
+			if (fieldType.GetRealType() == "Value" || fieldType.GetRealType() == "String")
+				m_Impl << "\t" << "if (value.IsEmpty())" << std::endl;
+			else
+				m_Impl << "\t" << "if (!value)" << std::endl;
+
+			if (required)
+				m_Impl << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_cast<ConfigObject *>(this), location, \"This attribute must not be empty.\"));" << std::endl;
+			else
+				m_Impl << "\t\t" << "return;" << std::endl;
+
+			m_Impl << std::endl;
+		}
+	}
+
+	if (validatorType != ValidatorField)
+		m_Impl << "\t" << "bool known_attribute = false;" << std::endl;
+
+	bool type_check = false;
+	int i = 0;
+
+	for (const Rule& rule : rules) {
+		if (rule.Attributes & RARequired)
+			continue;
+
+		i++;
+
+		if (validatorType == ValidatorField && rule.Pattern != field)
+			continue;
+
+		m_Impl << "\t" << "do {" << std::endl;
+
+		if (validatorType != ValidatorField) {
+			if (rule.Pattern != "*") {
+				if (rule.Pattern.find_first_of("*?") != std::string::npos)
+					m_Impl << "\t\t" << "if (!Utility::Match(\"" << rule.Pattern << "\", key))" << std::endl;
+				else
+					m_Impl << "\t\t" << "if (key != \"" << rule.Pattern << "\")" << std::endl;
+
+				m_Impl << "\t\t\t" << "break;" << std::endl;
+			}
+
+			m_Impl << "\t\t" << "known_attribute = true;" << std::endl;
+		}
+
+		if (rule.IsName) {
+			m_Impl << "\t\t" << "if (value.IsScalar()) {" << std::endl
+				<< "\t\t\t" << "if (utils.ValidateName(\"" << rule.Type << "\", value))" << std::endl
+				<< "\t\t\t\t" << "return;" << std::endl
+				<< "\t\t\t" << "else" << std::endl
+				<< "\t\t\t\t" << R"(BOOST_THROW_EXCEPTION(ValidationError(dynamic_pointer_cast<ConfigObject>(object), location, "Object '" + ")" << "xxx" << R"( + "' of type ')" << rule.Type << "' does not exist.\"));" << std::endl
+				<< "\t\t" << "}" << std::endl;
+		}
+
+		if (fieldType.GetRealType() == "Value") {
+			if (rule.Type == "String")
+				m_Impl << "\t\t" << "if (value.IsEmpty() || value.IsScalar())" << std::endl
+					<< "\t\t\t" << "return;" << std::endl;
+			else if (rule.Type == "Number") {
+				m_Impl << "\t\t" << "try {" << std::endl
+					<< "\t\t\t" << "Convert::ToDouble(value);" << std::endl
+					<< "\t\t\t" << "return;" << std::endl
+					<< "\t\t" << "} catch (...) { }" << std::endl;
+			}
+		}
+
+		if (rule.Type == "Dictionary" || rule.Type == "Array" || rule.Type == "Function") {
+			if (fieldType.GetRealType() == "Value") {
+				m_Impl << "\t\t" << "if (value.IsObjectType<" << rule.Type << ">()) {" << std::endl;
+				type_check = true;
+			} else if (fieldType.GetRealType() != rule.Type + "::Ptr") {
+				m_Impl << "\t\t" << "if (dynamic_pointer_cast<" << rule.Type << ">(value)) {" << std::endl;
+				type_check = true;
+			}
+
+			if (!rule.Rules.empty()) {
+				bool indent = false;
+
+				if (rule.Type == "Dictionary") {
+					if (type_check)
+						m_Impl << "\t\t\t" << "Dictionary::Ptr dict = value;" << std::endl;
+					else
+						m_Impl << "\t\t" << "const Dictionary::Ptr& dict = value;" << std::endl;
+
+					m_Impl << (type_check ? "\t" : "") << "\t\t" << "{" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t" << "ObjectLock olock(dict);" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t" << "for (const Dictionary::Pair& kv : dict) {" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t\t" << "const String& akey = kv.first;" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t\t" << "const Value& avalue = kv.second;" << std::endl;
+					indent = true;
+				} else if (rule.Type == "Array") {
+					if (type_check)
+						m_Impl << "\t\t\t" << "Array::Ptr arr = value;" << std::endl;
+					else
+						m_Impl << "\t\t" << "const Array::Ptr& arr = value;" << std::endl;
+
+					m_Impl << (type_check ? "\t" : "") << "\t\t" << "Array::SizeType anum = 0;" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t" << "{" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t" << "ObjectLock olock(arr);" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t" << "for (const Value& avalue : arr) {" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t\t\t" << "String akey = Convert::ToString(anum);" << std::endl;
+					indent = true;
+				} else {
+					m_Impl << (type_check ? "\t" : "") << "\t\t" << "String akey = \"\";" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t" << "const Value& avalue = value;" << std::endl;
+				}
+
+				std::string subvalidator_prefix;
+
+				if (validatorType == ValidatorField)
+					subvalidator_prefix = klass;
+				else
+					subvalidator_prefix = name;
+
+				m_Impl << (type_check ? "\t" : "") << (indent ? "\t\t" : "") << "\t\t" << "location.emplace_back(akey);" << std::endl
+					<< (type_check ? "\t" : "") << (indent ? "\t\t" : "") << "\t\t" << "TIValidate" << subvalidator_prefix << "_" << i << "(object, akey, avalue, location, utils);" << std::endl
+					<< (type_check ? "\t" : "") << (indent ? "\t\t" : "") << "\t\t" << "location.pop_back();" << std::endl;
+
+				if (rule.Type == "Array")
+					m_Impl << (type_check ? "\t" : "") << "\t\t\t\t" << "anum++;" << std::endl;
+
+				if (rule.Type == "Dictionary" || rule.Type == "Array") {
+					m_Impl << (type_check ? "\t" : "") << "\t\t\t" << "}" << std::endl
+						<< (type_check ? "\t" : "") << "\t\t" << "}" << std::endl;
+				}
+
+				for (const Rule& srule : rule.Rules) {
+					if ((srule.Attributes & RARequired) == 0)
+						continue;
+
+					if (rule.Type == "Dictionary") {
+						m_Impl << (type_check ? "\t" : "") << "\t\t" << "if (dict->Get(\"" << srule.Pattern << "\").IsEmpty())" << std::endl
+							<< (type_check ? "\t" : "") << "\t\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_pointer_cast<ConfigObject>(object), location, \"Required dictionary item '" << srule.Pattern << "' is not set.\"));" << std::endl;
+					} else if (rule.Type == "Array") {
+						int index = -1;
+						std::stringstream idxbuf;
+						idxbuf << srule.Pattern;
+						idxbuf >> index;
+
+						if (index == -1) {
+							std::cerr << "Invalid index for 'required' keyword: " << srule.Pattern;
+							std::exit(1);
+						}
+
+						m_Impl << (type_check ? "\t" : "") << "\t\t" << "if (arr.GetLength() < " << (index + 1) << ")" << std::endl
+							<< (type_check ? "\t" : "") << "\t\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_cast<ConfigObject *>(this), location, \"Required index '" << index << "' is not set.\"));" << std::endl;
+					}
+				}
+			}
+
+			m_Impl << (type_check ? "\t" : "") << "\t\t" << "return;" << std::endl;
+
+			if (fieldType.GetRealType() == "Value" || fieldType.GetRealType() != rule.Type + "::Ptr")
+				m_Impl << "\t\t" << "}" << std::endl;
+		}
+
+		m_Impl << "\t" << "} while (0);" << std::endl << std::endl;
+	}
+
+	if (type_check || validatorType != ValidatorField) {
+		if (validatorType != ValidatorField) {
+			m_Impl << "\t" << "if (!known_attribute)" << std::endl
+				<< "\t\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_pointer_cast<ConfigObject>(object), location, \"Invalid attribute: \" + key));" << std::endl
+				<< "\t" << "else" << std::endl;
+		}
+
+		m_Impl << (validatorType != ValidatorField ? "\t" : "") << "\t" << "BOOST_THROW_EXCEPTION(ValidationError(dynamic_pointer_cast<ConfigObject>(object), location, \"Invalid type.\"));" << std::endl;
+	}
+
+	m_Impl << "}" << std::endl << std::endl;
+}
+
+void ClassCompiler::CodeGenValidatorSubrules(const std::string& name, const std::string& klass, const std::vector<Rule>& rules)
+{
+	int i = 0;
+
+	for (const Rule& rule : rules) {
+		if (rule.Attributes & RARequired)
+			continue;
+
+		i++;
+
+		if (!rule.Rules.empty()) {
+			ValidatorType subtype;
+
+			if (rule.Type == "Array")
+				subtype = ValidatorArray;
+			else if (rule.Type == "Dictionary")
+				subtype = ValidatorDictionary;
+			else {
+				std::cerr << "Invalid sub-validator type: " << rule.Type << std::endl;
+				std::exit(EXIT_FAILURE);
+			}
+
+			std::ostringstream namebuf;
+			namebuf << name << "_" << i;
+
+			CodeGenValidatorSubrules(namebuf.str(), klass, rule.Rules);
+
+			FieldType ftype;
+			ftype.IsName = false;
+			ftype.TypeName = "Value";
+			CodeGenValidator(namebuf.str(), klass, rule.Rules, rule.Pattern, ftype, subtype);
+		}
+	}
+}
+
+void ClassCompiler::HandleValidator(const Validator& validator, const ClassDebugInfo&)
+{
+	CodeGenValidatorSubrules(validator.Name, validator.Name, validator.Rules);
+
+	for (const auto& it : m_MissingValidators)
+		CodeGenValidator(it.first.first + it.first.second, it.first.first, validator.Rules, it.second.Name, it.second.Type, ValidatorField);
+
+	for (const auto& it : m_MissingValidators) {
+		m_Impl << "void ObjectImpl<" << it.first.first << ">::Validate" << it.first.second << "(const Lazy<" << it.second.Type.GetRealType() << ">& lvalue, const ValidationUtils& utils)" << std::endl
+			<< "{" << std::endl
+			<< "\t" << "SimpleValidate" << it.first.second << "(lvalue, utils);" << std::endl
+			<< "\t" << "std::vector<String> location;" << std::endl
+			<< "\t" << "location.emplace_back(\"" << it.second.Name << "\");" << std::endl
+			<< "\t" << "TIValidate" << it.first.first << it.first.second << "(this, lvalue(), location, utils);" << std::endl
+			<< "\t" << "location.pop_back();" << std::endl
+			<< "}" << std::endl << std::endl;
+	}
+
+	m_MissingValidators.clear();
+}
+
+void ClassCompiler::HandleMissingValidators()
+{
+	for (const auto& it : m_MissingValidators) {
+		m_Impl << "void ObjectImpl<" << it.first.first << ">::Validate" << it.first.second << "(const Lazy<" << it.second.Type.GetRealType() << ">& lvalue, const ValidationUtils& utils)" << std::endl
+			<< "{" << std::endl
+			<< "\t" << "SimpleValidate" << it.first.second << "(lvalue, utils);" << std::endl
+			<< "}" << std::endl << std::endl;
+	}
+
+	m_MissingValidators.clear();
+}
+
+void ClassCompiler::CompileFile(const std::string& inputpath,
+	const std::string& implpath, const std::string& headerpath)
+{
+	std::ifstream input;
+	input.open(inputpath.c_str(), std::ifstream::in);
+
+	if (!input) {
+		std::cerr << "Could not open input file: " << inputpath << std::endl;
+		std::exit(EXIT_FAILURE);
+	}
+
+	std::string tmpheaderpath = headerpath + ".tmp";
+	std::ofstream oheader;
+	oheader.open(tmpheaderpath.c_str(), std::ofstream::out);
+
+	if (!oheader) {
+		std::cerr << "Could not open header file: " << tmpheaderpath << std::endl;
+		std::exit(EXIT_FAILURE);
+	}
+
+	std::string tmpimplpath = implpath + ".tmp";
+	std::ofstream oimpl;
+	oimpl.open(tmpimplpath.c_str(), std::ofstream::out);
+
+	if (!oimpl) {
+		std::cerr << "Could not open implementation file: " << tmpimplpath << std::endl;
+		std::exit(EXIT_FAILURE);
+	}
+
+	CompileStream(inputpath, input, oimpl, oheader);
+
+	input.close();
+	oimpl.close();
+	oheader.close();
+
+#ifdef _WIN32
+	_unlink(headerpath.c_str());
+#endif /* _WIN32 */
+
+	if (rename(tmpheaderpath.c_str(), headerpath.c_str()) < 0) {
+		std::cerr << "Could not rename header file: " << tmpheaderpath << " -> " << headerpath << std::endl;
+		std::exit(EXIT_FAILURE);
+	}
+
+#ifdef _WIN32
+	_unlink(implpath.c_str());
+#endif /* _WIN32 */
+
+	if (rename(tmpimplpath.c_str(), implpath.c_str()) < 0) {
+		std::cerr << "Could not rename implementation file: " << tmpimplpath << " -> " << implpath << std::endl;
+		std::exit(EXIT_FAILURE);
+	}
+}
+
+std::string ClassCompiler::BaseName(const std::string& path)
+{
+	char *dir = strdup(path.c_str());
+	std::string result;
+
+	if (!dir)
+		throw std::bad_alloc();
+
+#ifndef _WIN32
+	result = basename(dir);
+#else /* _WIN32 */
+	result = PathFindFileName(dir);
+#endif /* _WIN32 */
+
+	free(dir);
+
+	return result;
+}
+
+std::string ClassCompiler::FileNameToGuardName(const std::string& fname)
+{
+	std::string result = fname;
+	std::locale locale;
+
+	for (auto& ch : result) {
+		ch = std::toupper(ch, locale);
+
+		if (ch == '.')
+			ch = '_';
+	}
+
+	return result;
+}
+
+void ClassCompiler::CompileStream(const std::string& path, std::istream& input,
+	std::ostream& oimpl, std::ostream& oheader)
+{
+	input.exceptions(std::istream::badbit);
+
+	std::string guard_name = FileNameToGuardName(BaseName(path));
+
+	oheader << "#ifndef " << guard_name << std::endl
+		<< "#define " << guard_name << std::endl << std::endl;
+
+	oheader << "#include \"base/object.hpp\"" << std::endl
+		<< "#include \"base/type.hpp\"" << std::endl
+		<< "#include \"base/value.hpp\"" << std::endl
+		<< "#include \"base/array.hpp\"" << std::endl
+		<< "#include \"base/atomic.hpp\"" << std::endl
+		<< "#include \"base/dictionary.hpp\"" << std::endl
+		<< "#include <boost/signals2.hpp>" << std::endl << std::endl;
+
+	oimpl << "#include \"base/exception.hpp\"" << std::endl
+		<< "#include \"base/objectlock.hpp\"" << std::endl
+		<< "#include \"base/utility.hpp\"" << std::endl
+		<< "#include \"base/convert.hpp\"" << std::endl
+		<< "#include \"base/dependencygraph.hpp\"" << std::endl
+		<< "#include \"base/logger.hpp\"" << std::endl
+		<< "#include \"base/function.hpp\"" << std::endl
+		<< "#include \"base/configtype.hpp\"" << std::endl
+		<< "#ifdef _MSC_VER" << std::endl
+		<< "#pragma warning( push )" << std::endl
+		<< "#pragma warning( disable : 4244 )" << std::endl
+		<< "#pragma warning( disable : 4800 )" << std::endl
+		<< "#endif /* _MSC_VER */" << std::endl << std::endl;
+
+
+	ClassCompiler ctx(path, input, oimpl, oheader);
+	ctx.Compile();
+
+	oheader << "#endif /* " << guard_name << " */" << std::endl;
+
+	oimpl << "#ifdef _MSC_VER" << std::endl
+		<< "#pragma warning ( pop )" << std::endl
+		<< "#endif /* _MSC_VER */" << std::endl;
+}