private void setNestedClassModifiers(ClassDeclarationNode classDeclaration, TypeBuilder typeBuilder) {
foreach (var modifier in classDeclaration.Modifiers) {
switch (modifier) {
case Public:
if (typeBuilder.IsNestedPrivate || typeBuilder.IsNestedProtected) {
context.addError(CompileErrorId.PublicProtectedPrivate, classDeclaration);
} else {
typeBuilder.setPublic(true);
typeBuilder.setNestedPublic(true);
}
break;
case Protected:
if (typeBuilder.IsNestedPrivate || typeBuilder.IsNestedPublic) {
context.addError(CompileErrorId.PublicProtectedPrivate, classDeclaration);
} else {
typeBuilder.setNestedProtected(true);
}
break;
case Private:
if (typeBuilder.IsNestedProtected || typeBuilder.IsNestedPublic) {
context.addError(CompileErrorId.PublicProtectedPrivate, classDeclaration);
} else {
typeBuilder.setNestedPrivate(true);
}
break;
case Final:
case Static:
if (typeBuilder.IsAbstract || typeBuilder.IsFinal) {
context.addError(CompileErrorId.FinalAbstractStaticClass, classDeclaration);
} else {
typeBuilder.setFinal(true);
typeBuilder.setNestedFinal(true);
}
break;
case Abstract:
if (typeBuilder.IsFinal) {
context.addError(CompileErrorId.FinalAbstractStaticClass, classDeclaration);
} else {
typeBuilder.setAbstract(true);
typeBuilder.setNestedAbstract(true);
}
break;
default:
context.addError(CompileErrorId.UnexpectedModifier, classDeclaration, modifier.toString().toLowerCase());
break;
}
}
}
private void setClassBaseTypes(ClassDeclarationNode classDeclaration) {
var typeBuilder = classDeclaration.getUserData(typeof(TypeBuilder));
context.MemberResolver.enterType(typeBuilder);
try {
var first = true;
foreach (var typeReference in classDeclaration.ClassBase) {
var type = CompilerHelper.resolveTypeReference(context, typeBuilder.PackageName, typeReference);
if (first) {
first = false;
if (type.IsInterface) {
typeBuilder.addInterface(type);
} else {
if (type.IsGenericParameter) {
context.addError(CompileErrorId.DeriveFromTypeVariable, typeReference, BytecodeHelper.getDisplayName(type));
continue;
}
if (typeBuilder.BaseType != null && typeBuilder.BaseType != type) {
context.addError(CompileErrorId.DifferentPartialBaseClass,
typeReference, BytecodeHelper.getDisplayName(typeBuilder));
continue;
}
if (type.IsFinal) {
context.addError(CompileErrorId.FinalBaseClass, typeReference,
BytecodeHelper.getDisplayName(typeBuilder), BytecodeHelper.getDisplayName(type));
continue;
}
if ((typeBuilder.IsPublic && !type.IsPublic) ||
(!typeBuilder.IsNestedPrivate && type.IsNestedPrivate)) {
context.addError(CompileErrorId.InconsistentBaseTypeAccessibility, typeReference,
BytecodeHelper.getDisplayName(typeBuilder), BytecodeHelper.getDisplayName(type));
}
typeBuilder.setBaseType(type);
}
} else {
if (!type.IsInterface) {
if (typeBuilder.BaseType != null) {
context.addError(CompileErrorId.MultipleBaseClass, typeReference,
BytecodeHelper.getDisplayName(typeBuilder),
BytecodeHelper.getDisplayName(type),
BytecodeHelper.getDisplayName(typeBuilder.BaseType));
} else {
context.addError(CompileErrorId.BaseClassBeforeInterfaces, typeReference,
BytecodeHelper.getDisplayName(type));
}
}
typeBuilder.addInterface(type);
}
}
if (typeBuilder.BaseType == null) {
if (classDeclaration.IsEnum) {
typeBuilder.setEnum(true);
var enumType = context.TypeSystem.getType("java/lang/Enum");
typeBuilder.setBaseType(context.TypeSystem.getGenericType(enumType, Collections.singletonList<TypeInfo>(typeBuilder)));
} else {
typeBuilder.setBaseType(context.TypeSystem.ObjectType);
}
}
foreach (var member in classDeclaration.Members) {
switch (member.TypeMemberKind) {
case Class:
setClassBaseTypes((ClassDeclarationNode)member);
break;
case Interface:
setInterfaceBaseTypes((InterfaceDeclarationNode)member);
break;
case Delegate:
setDelegateBaseTypes((DelegateDeclarationNode)member);
break;
case Constructor:
case Destructor:
case EnumConstant:
case Field:
case Indexer:
case Method:
case Property:
break;
default:
throw new Exception("Internal error: unhandled member kind: " + member.TypeMemberKind);
}
}
} finally {
context.MemberResolver.leaveType();
}
}
private void defineNestedClass(TypeBuilder declaringClass, ClassDeclarationNode classDeclaration) {
var shortName = context.getIdentifier(classDeclaration.NameOffset, classDeclaration.NameLength);
var className = declaringClass.FullName + '$' + shortName;
TypeBuilder typeBuilder = null;
if (classDeclaration.IsPartial) {
var partialTypeInfo = this.partialTypes[className];
if (partialTypeInfo != null) {
setNestedClassModifiers(classDeclaration, partialTypeInfo.typeBuilder);
typeBuilder = partialTypeInfo.typeBuilder;
}
}
if (typeBuilder == null) {
typeBuilder = defineNestedType(declaringClass, className, shortName, classDeclaration);
setNestedClassModifiers(classDeclaration, typeBuilder);
if (classDeclaration.IsPartial) {
this.partialTypes[className] = new PartialTypeInfo(typeBuilder);
}
}
setTypeParameters(typeBuilder, classDeclaration.TypeParameters, classDeclaration);
classDeclaration.addUserData(typeBuilder);
typeBuilder.addUserData(classDeclaration);
typeBuilder.setSuper(true);
typeBuilder.setNestedStatic(true);
defineNestedTypes(typeBuilder, classDeclaration);
}
private void defineNestedTypes(TypeBuilder declaringClass, ClassDeclarationNode classDeclaration) {
foreach (var member in classDeclaration.Members) {
switch (member.TypeMemberKind) {
case Class:
defineNestedClass(declaringClass, (ClassDeclarationNode)member);
break;
case Interface:
defineNestedInterface(declaringClass, (InterfaceDeclarationNode)member);
break;
case Delegate:
defineNestedDelegate(declaringClass, (DelegateDeclarationNode)member);
break;
case Constructor:
case Destructor:
case EnumConstant:
case Field:
case Indexer:
case Method:
case Property:
break;
default:
throw new Exception("Internal error: unhandled member kind: " + member.TypeMemberKind);
}
}
}
private void defineClass(String packageName, ClassDeclarationNode classDeclaration) {
var className = getTypeName(packageName, classDeclaration.NameOffset, classDeclaration.NameLength);
TypeBuilder typeBuilder = null;
if (classDeclaration.IsPartial) {
var partialTypeInfo = this.partialTypes[className];
if (partialTypeInfo != null) {
setClassModifiers(classDeclaration, partialTypeInfo.typeBuilder);
typeBuilder = partialTypeInfo.typeBuilder;
}
}
if (typeBuilder == null) {
typeBuilder = defineType(className, classDeclaration);
setClassModifiers(classDeclaration, typeBuilder);
if (classDeclaration.IsPartial) {
this.partialTypes[className] = new PartialTypeInfo(typeBuilder);
}
}
setTypeParameters(typeBuilder, classDeclaration.TypeParameters, classDeclaration);
classDeclaration.addUserData(typeBuilder);
typeBuilder.addUserData(classDeclaration);
typeBuilder.setSuper(true);
defineNestedTypes(typeBuilder, classDeclaration);
}
private void defineClassMembers(ClassDeclarationNode classDeclaration) {
var typeBuilder = classDeclaration.getUserData(typeof(TypeBuilder));
context.CurrentType = typeBuilder;
context.MemberResolver.enterType(typeBuilder);
try {
setTypeConstraints(classDeclaration.ConstraintsClauses, typeBuilder);
if (typeBuilder.IsEnum) {
var fieldBuilder = typeBuilder.defineField("ENUM$VALUES", typeBuilder.ArrayType);
fieldBuilder.setPrivate(true);
fieldBuilder.setFinal(true);
fieldBuilder.setStatic(true);
var methodBuilder = typeBuilder.defineMethod("valueOf");
methodBuilder.setPublic(true);
methodBuilder.setStatic(true);
methodBuilder.setReturnType(typeBuilder);
var param = methodBuilder.addParameter(context.TypeSystem.StringType);
param.setName("str");
methodBuilder = typeBuilder.defineMethod("values");
methodBuilder.setPublic(true);
methodBuilder.setStatic(true);
methodBuilder.setReturnType(typeBuilder.ArrayType);
}
foreach (var member in classDeclaration.Members) {
switch (member.TypeMemberKind) {
case Class:
defineClassMembers((ClassDeclarationNode)member);
break;
case Interface:
defineInterfaceMembers((InterfaceDeclarationNode)member);
break;
case Delegate:
defineDelegateMembers((DelegateDeclarationNode)member);
break;
case Method:
defineClassMethod((MethodDeclarationNode)member, classDeclaration.IsPartial, typeBuilder);
break;
case Field:
defineClassField((FieldDeclarationNode)member, typeBuilder);
break;
case EnumConstant:
defineEnumConstant((EnumConstantDeclarationNode)member, typeBuilder);
break;
case Indexer:
defineClassIndexer((IndexerDeclarationNode)member, typeBuilder);
break;
case Property:
defineClassProperty((PropertyDeclarationNode)member, typeBuilder);
break;
case Constructor:
defineClassConstructor((ConstructorDeclarationNode)member, typeBuilder);
break;
case Destructor:
defineClassDestructor((DestructorDeclarationNode)member, typeBuilder);
break;
default:
throw new Exception("Internal error: unhandled member kind: " + member.TypeMemberKind);
}
context.CurrentType = typeBuilder;
}
} finally {
context.MemberResolver.leaveType();
}
}
public void enterClass(ClassDeclarationNode declaration) {
typeInfos.add(declaration.getUserData(typeof(TypeInfo)));
}
private ClassDeclarationNode parseClass(List<AnnotationSectionNode> annotations, EnumSet<Modifier> modifiers, bool isEnum,
bool partial, int startPosition) {
if (!isIdentifier(lexicalUnit)) {
throw error(ParseErrorId.IdentifierExpected);
}
var result = new ClassDeclarationNode { IsEnum = isEnum, IsPartial = partial,
NameOffset = scanner.StartPosition, NameLength = getLexicalUnitLength(), StartPosition = startPosition };
if (docCommentEndPosition > 0) {
result.DocumentationOffset = docCommentStartPosition;
result.DocumentationLength = docCommentEndPosition - docCommentStartPosition;
docCommentEndPosition = 0;
}
setScannerState(result);
result.Modifiers.addAll(modifiers);
result.Annotations.addAll(annotations);
nextLexicalUnit(true);
if (!isEnum) {
parseTypeParameters(result.TypeParameters);
}
parseClassBase(result.ClassBase);
if (!isEnum) {
parseTypeParameterConstraintsClauses(result.ConstraintsClauses);
}
if (lexicalUnit != LexicalUnit.OpenBrace) {
throw error(ParseErrorId.OpenBraceExpected);
}
result.EndPosition = parseClassBody(annotations, modifiers, isEnum, result.Members);
if (lexicalUnit == LexicalUnit.SemiColon) {
nextLexicalUnit(false);
}
return result;
}
private void print(ClassDeclarationNode classDeclaration, int indent, StringBuilder sb) {
var indentText = buildIndentText(indent);
foreach (var attr in classDeclaration.Annotations) {
print(attr, true, sb);
}
sb.append(indentText);
print(classDeclaration.Modifiers, sb);
if (classDeclaration.IsEnum) {
sb.append("enum ");
} else {
sb.append("class ");
}
sb.append(new String(text, classDeclaration.NameOffset, classDeclaration.NameLength));
print(classDeclaration.TypeParameters, sb);
if (classDeclaration.ClassBase.size() > 0) {
sb.append(" : ");
bool first = true;
foreach (var t in classDeclaration.ClassBase) {
if (first) {
first = false;
} else {
sb.append(", ");
}
print(t, sb);
}
}
print(classDeclaration.ConstraintsClauses, indentText, sb);
sb.append(" {\r\n");
print(classDeclaration.Members, indent, sb);
sb.append(indentText);
sb.append("}\r\n");
}