public override bool VisitMethodDecl(Method method)
{
if (!VisitDeclaration(method))
{
return(false);
}
if (method.IsImplicit)
{
return(false);
}
PushBlock(BlockKind.Method, method);
TypePrinter.PushContext(TypePrinterContextKind.Native);
var returnTypeName = method.ReturnType.Visit(TypePrinter);
Write($"public {returnTypeName} {GetCMethodIdentifier(method)}(");
Write(TypePrinter.VisitParameters(method.Parameters, hasNames: true).ToString());
Write(");");
TypePrinter.PopContext();
PopBlock(NewLineKind.Never);
return(true);
}
public override bool VisitClassDecl(Class @class)
{
var @object = IsByRefParameter ? $"{ArgName}.get()" : ArgName;
var objectRef = @class.IsInterface ? "__getObject()" : "__object";
if (IsByRefParameter)
{
CheckRefOutParameter(Parameter.IsInOut);
TypePrinter.PushContext(TypePrinterContextKind.Native);
var typeName = Parameter.Visit(TypePrinter);
TypePrinter.PopContext();
var varName = JavaGenerator.GeneratedIdentifier(ArgName);
var marshal = Parameter.IsInOut ?
$"new {typeName}({@object}.{objectRef})" : $"new {typeName}()";
Before.WriteLine($"{typeName} {varName} = {marshal};");
var marshaler = new JavaMarshalNativeToManaged(Context)
{
Parameter = Parameter,
ReturnVarName = $"{varName}.getValue()"
};
@class.Visit(marshaler);
After.WriteLine($"{ArgName}.set({marshaler.Return});");
Return.Write(varName);
return(true);
}
Return.Write($"{ArgName} == null ? null : {ArgName}.{objectRef}");
return(true);
}
private string GenerateDelegateSignature(IEnumerable <Parameter> @params, QualifiedType returnType)
{
TypePrinter.PushContext(CSharpTypePrinterContextKind.Native);
CSharpTypePrinter.AppendGlobal = false;
var typesBuilder = new StringBuilder();
if (!returnType.Type.IsPrimitiveType(PrimitiveType.Void))
{
typesBuilder.Insert(0, returnType.Type.CSharpType(TypePrinter));
typesBuilder.Append('_');
}
foreach (var parameter in @params)
{
typesBuilder.Append(parameter.CSharpType(TypePrinter));
typesBuilder.Append('_');
}
if (typesBuilder.Length > 0)
{
typesBuilder.Remove(typesBuilder.Length - 1, 1);
}
var delegateName = Helpers.FormatTypesStringForIdentifier(typesBuilder);
if (returnType.Type.IsPrimitiveType(PrimitiveType.Void))
{
delegateName = "Action_" + delegateName;
}
else
{
delegateName = "Func_" + delegateName;
}
TypePrinter.PopContext();
CSharpTypePrinter.AppendGlobal = true;
return(delegateName);
}
public void HandleRefOutPrimitiveType(PrimitiveType type, Enumeration @enum = null)
{
TypePrinter.PushContext(TypePrinterContextKind.Native);
var typeName = Context.Parameter.Visit(TypePrinter);
TypePrinter.PopContext();
// Perform null checking for all primitive value types.
string extraCheck = (type != PrimitiveType.String && Context.Parameter.IsInOut) ?
$" || {Context.ArgName}.get() == null" : string.Empty;
Context.SupportBefore.WriteLine($"if ({Context.ArgName} == null{extraCheck})");
Context.SupportBefore.WriteLineIndent($"throw new NullRefParameterException(\"{Context.Parameter.Name}\");");
string marshal = $"{Context.ArgName}.get()";
var isEnum = @enum != null;
if (isEnum)
{
marshal = $"{marshal}.getValue()";
}
if (type == PrimitiveType.Bool)
{
marshal = $"((byte) ({marshal} ? 1 : 0))";
}
var varName = JavaGenerator.GeneratedIdentifier(Context.ArgName);
Context.SupportBefore.Write($"{typeName} {varName} = ");
if (isEnum || type == PrimitiveType.Bool)
{
Context.SupportBefore.WriteLine($"new {typeName}({marshal});");
}
else
{
Context.SupportBefore.WriteLine($"({marshal}) != null ? new {typeName}({marshal}) : new {typeName}();");
}
Context.Return.Write(varName);
var value = $"{varName}.getValue()";
marshal = value;
if (isEnum)
{
marshal = $"{@enum.Name}.fromOrdinal({value})";
}
if (type == PrimitiveType.Bool)
{
marshal = $"{value} != 0";
}
Context.SupportAfter.WriteLine($"{Context.ArgName}.set({marshal});");
}
public void HandleRefOutPrimitiveType(PrimitiveType type, Enumeration @enum = null)
{
TypePrinter.PushContext(TypePrinterContextKind.Native);
var typeName = Context.Parameter.Visit(TypePrinter);
TypePrinter.PopContext();
CheckRefOutParameter(type != PrimitiveType.String && Context.Parameter.IsInOut);
string marshal = $"{Context.ArgName}.get()";
var isEnum = @enum != null;
if (isEnum)
{
marshal = $"{marshal}.getValue()";
}
if (type == PrimitiveType.Bool)
{
marshal = $"((byte) ({marshal} ? 1 : 0))";
}
if (IsReferenceIntegerType(type))
{
var integerTypeName = TypePrinter.VisitPrimitiveType(GetSignedIntegerType(type));
marshal = $"({integerTypeName}){marshal}.intValue()";
}
var varName = JavaGenerator.GeneratedIdentifier(Context.ArgName);
Context.SupportBefore.Write($"{typeName} {varName} = ");
if (isEnum || type == PrimitiveType.Bool || IsReferenceIntegerType(type))
{
Context.SupportBefore.WriteLine($"new {typeName}({marshal});");
}
else
{
Context.SupportBefore.WriteLine($"({marshal}) != null ? new {typeName}({marshal}) : new {typeName}();");
}
Context.Return.Write(varName);
var value = $"{varName}.getValue()";
marshal = value;
if (isEnum)
{
marshal = $"{@enum.Visit(TypePrinter)}.fromOrdinal({value})";
}
if (type == PrimitiveType.Bool)
{
marshal = $"{value} != 0";
}
if (IsReferenceIntegerType(type))
{
var integerTypeName = Context.Parameter.Type.Visit(TypePrinter);
marshal = $"new {integerTypeName}({value})";
}
Context.SupportAfter.WriteLine($"{Context.ArgName}.set({marshal});");
}