IsPdfA Method

Summary

Determines if the specified file is PDF/A.

Syntax

C++/CLI

Java

Python

public static bool IsPdfA( 
   string fileName 
)

public static boolean isPdfA( 
   java.lang.String string 
);

public:  
   static bool IsPdfA( 
      String^ fileName 
   )

def IsPdfA(self,fileName):

Parameters

fileName

The name of the PDF file.

Return Value

true if the specified file is PDF/A; otherwise, false.

Remarks

This method checks whether the file claims to be PDF/A. The engine only checks if the file claims compliance with PDF/A standard and does not perform any validation.

Example

This example will save a PDF file as a normal PDF first, then as PDF/A and verifies the claim.

using Leadtools.WinForms; 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Controls; 
using Leadtools.Drawing; 
using Leadtools.ImageProcessing; 
using Leadtools.Pdf; 
using Leadtools.Svg; 
 
 
public static void IsPdfAExample() 
{ 
   // A normal non-PDFA file. 
   string sourceFile = Path.Combine(LEAD_VARS.ImagesDir, @"Leadtools.pdf"); 
   // The destination file 
   string targetFile = Path.Combine(LEAD_VARS.ImagesDir, "Out.pdf"); 
 
   File.Copy(sourceFile, targetFile); 
 
   // Check the original file, it should not be PDF/A 
   bool isPdfA = PDFFile.IsPdfA(targetFile); 
   Debug.Assert(!isPdfA); 
   // Check using PDFDocument class 
   using (var pdfDocument = new PDFDocument(targetFile)) 
   { 
      isPdfA = pdfDocument.IsPdfA; 
      Debug.Assert(!isPdfA); 
   } 
 
   // Convert it to PDF/A 
   PDFFile pdfFile = new PDFFile(targetFile); 
   pdfFile.ConvertToPDFA(null); 
   isPdfA = PDFFile.IsPdfA(targetFile); 
   Debug.Assert(isPdfA); 
   // Check using PDFDocument class 
   using (var pdfDocument = new PDFDocument(targetFile)) 
   { 
      isPdfA = pdfDocument.IsPdfA; 
      Debug.Assert(isPdfA); 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}

Requirements

Target Platforms

Reference

PDFFile Class

PDFFile Members

Leadtools.Pdf Namespace

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Help Version 22.0.2023.7.10

Leadtools.Pdf Assembly

Introduction

Getting Started

Namespaces

Leadtools.Pdf Namespace

Assemblies