public override bool TryGetIndex(GetIndexBinder binder, object[] indexes, out object result)
{
int index = (int)indexes[0];
PrimitiveType memberAsPrimitive;
ArrayType memberAsArray;
if ((memberAsPrimitive = _arrayType.MemberType as PrimitiveType) != null)
{
switch (memberAsPrimitive.Kind)
{
case PrimitiveTypeKind.Boolean: result = _vm.GetBooleanArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Byte: result = _vm.GetByteArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Char: result = _vm.GetCharArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Double: result = _vm.GetDoubleArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Float: result = _vm.GetFloatArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Int: result = _vm.GetIntArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Long: result = _vm.GetLongArray(_arrayPtr)[index]; break;
case PrimitiveTypeKind.Short: result = _vm.GetShortArray(_arrayPtr)[index]; break;
default: throw new InvalidOperationException("Unknown primitive kind: " + memberAsPrimitive.Kind);
}
return(true);
}
else if ((memberAsArray = _arrayType.MemberType as ArrayType) != null)
{
result = new JavaArray(_vm, _vm.GetArray(_arrayPtr)[index], memberAsArray);
return(true);
}
else
{
IntPtr objectPointer = _vm.GetArray(_arrayPtr)[index];
// I'll intentionally pass the actual type as null if we have a non-null object, so we can discover
// the precise type instead of just assuming it's of the base class type.
result = new JavaObject(_vm, objectPointer, objectPointer == IntPtr.Zero ? (JavaClass)_arrayType.MemberType : null);
return(true);
}
}
