from __future__ import annotations
import io
from typing import List, Iterator, Tuple, Optional, Any, TYPE_CHECKING, Callable
from ctypes import *
from datetime import datetime
from numbers import Number
from pdftools_toolbox.internal import _lib
from pdftools_toolbox.internal.utils import _string_to_utf16, _utf16_to_string
from pdftools_toolbox.internal.streams import _StreamDescriptor, _NativeStream
from pdftools_toolbox.internal.native_base import _NativeBase
from pdftools_toolbox.internal.native_object import _NativeObject
import pdftools_toolbox.internal
import pdftools_toolbox.pdf.forms.signed_signature_field
[docs]
class DocumentTimeStamp(pdftools_toolbox.pdf.forms.signed_signature_field.SignedSignatureField):
"""
A document time-stamp signature that time-stamps the document
This type of signature provides evidence that the document existed at a specific time and protects the document’s integrity.
"""
@staticmethod
def _create_dynamic_type(handle):
return DocumentTimeStamp._from_handle(handle)
@classmethod
def _from_handle(cls, handle):
"""
Internal factory method for constructing an instance using an internal handle.
This method creates an instance of the class by bypassing the public constructor.
"""
instance = DocumentTimeStamp.__new__(cls) # Bypass __init__
instance._initialize(handle)
return instance
def _initialize(self, handle):
super()._initialize(handle)