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.

Java

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:\LEADTOOLS23\Resources\Images"; 
}

 
import java.io.ByteArrayInputStream; 
import java.io.File; 
import java.io.FileInputStream; 
import java.io.FileNotFoundException; 
import java.io.FileOutputStream; 
import java.io.FileReader; 
import java.io.IOException; 
import java.io.InputStream; 
import java.nio.file.Files; 
import java.nio.file.Paths; 
import java.nio.file.StandardCopyOption; 
import java.util.ArrayList; 
import java.util.Date; 
import java.util.List; 
import java.util.Scanner; 
 
import org.junit.*; 
import org.junit.runner.JUnitCore; 
import org.junit.runner.Result; 
import org.junit.runner.notification.Failure; 
import static org.junit.Assert.*; 
 
import leadtools.*; 
import leadtools.codecs.*; 
import leadtools.pdf.*; 
 
 
public void pdfFileIsPdfAExample() throws IOException { 
 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
 
   // A normal non-PDFA file. 
   String sourceFile = combine(LEAD_VARS_IMAGES_DIR, "Leadtools.pdf"); 
 
   // The destination file 
   String targetFile = combine(LEAD_VARS_IMAGES_DIR, "Out.pdf"); 
   Files.copy(Paths.get(sourceFile), Paths.get(targetFile), StandardCopyOption.REPLACE_EXISTING); 
 
   // Check the original file, it should not be PDF/A 
   boolean isPdfA = PDFFile.isPdfA(targetFile); 
   assertTrue(!isPdfA); 
 
   // Check using PDFDocument class 
   PDFDocument pdfDocument = new PDFDocument(targetFile); 
   isPdfA = pdfDocument.isPdfA(); 
   assertTrue(!isPdfA); 
   pdfDocument = null; 
 
   // Convert it to PDF/A 
   PDFFile pdfFile = new PDFFile(targetFile); 
   pdfFile.convertToPDFA(null); 
   isPdfA = PDFFile.isPdfA(targetFile); 
   assertTrue(isPdfA); 
 
   // Check using PDFDocument class 
   pdfDocument = new PDFDocument(targetFile); 
   isPdfA = pdfDocument.isPdfA(); 
   assertTrue(isPdfA); 
   pdfDocument = null; 
 
}

Requirements

Target Platforms

Reference

PDFFile Class

PDFFile Members

Leadtools.Pdf Namespace

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Help Version 23.0.2024.2.29

Leadtools.Pdf Assembly

Introduction

Getting Started

Namespaces

Leadtools.Pdf Namespace

Assemblies