Modified Property

Summary

Modified date and time of the PDF document. This is optional.

Syntax

C++/CLI

Java

Python

public DateTime Modified { get; set; }

public Date getModified(); 
public void setModified( 
   java.util.Date date 
);

public: 
property DateTime Modified { 
   DateTime get(); 
   void set (    DateTime ); 
}

Modified # get and set (PDFDocumentProperties)

Property Value

A System.DateTime that contain the optional modified date and time of the PDF document. The default value is an empty System.DateTime object.

Remarks

LEADTOOLS will store the UTC value of Modified in the PDF file.

Example

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 void PDFFileExample() 
{ 
   string sourceFileName = Path.Combine(LEAD_VARS.ImagesDir, @"Leadtools.pdf"); 
   string destFileName = Path.Combine(LEAD_VARS.ImagesDir, @"LEAD_14.pdf"); 
 
   // Load the properties of the file 
   ShowProperties("Source file", sourceFileName); 
 
   // Update the properties of the file 
   PDFFile file = new PDFFile(sourceFileName); 
   file.DocumentProperties = new PDFDocumentProperties(); 
   file.DocumentProperties.Author = "Me"; 
   file.DocumentProperties.Title = "My title"; 
   file.DocumentProperties.Subject = "My subject"; 
   file.DocumentProperties.Creator = "My application"; 
   file.DocumentProperties.Modified = DateTime.Now; 
   file.SetDocumentProperties(destFileName); 
 
   // Show the properties of the new file 
   ShowProperties("Destination file", destFileName); 
} 
 
private static void ShowProperties(string message, string fileName) 
{ 
   Console.WriteLine(message); 
 
   // Get the properties of the file 
   PDFFile file = new PDFFile(fileName); 
   file.Load(); 
 
   PDFDocumentProperties props = file.DocumentProperties; 
 
   Console.WriteLine("  Title: {0}", props.Title); 
   Console.WriteLine("  Author: {0}", props.Author); 
   Console.WriteLine("  Subject: {0}", props.Subject); 
   Console.WriteLine("  Keywords: {0}", props.Keywords); 
   Console.WriteLine("  Creator: {0}", props.Creator); 
   Console.WriteLine("  Producer: {0}", props.Producer); 
   Console.WriteLine("  Created: {0}", props.Created); 
   Console.WriteLine("  Modified: {0}", props.Modified); 
   Console.WriteLine("----------:"); 
} 
 
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 pdfFileExample() { 
 
   final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images"; 
   String sourceFileName = combine(LEAD_VARS_IMAGES_DIR, "Leadtools.pdf"); 
   String destFileName = combine(LEAD_VARS_IMAGES_DIR, "LEAD_14.pdf"); 
 
   // Load the properties of the file 
   pdfShowProperties("Source file", sourceFileName); 
 
   // Update the properties of the file 
   PDFFile file = new PDFFile(sourceFileName); 
   PDFDocumentProperties properties = new PDFDocumentProperties(); 
   properties.setAuthor("Me"); 
   properties.setTitle("My title"); 
   properties.setSubject("My subject"); 
   properties.setCreator("My application"); 
   properties.setModified(new Date()); 
   file.setDocumentProperties(properties); 
   file.extractPages(1, file.getPageCount(), destFileName); 
 
   // Show the properties of the new file 
   pdfShowProperties("Destination file", destFileName); 
 
   PDFFile savedFile = new PDFFile(destFileName); 
   savedFile.load(); 
   assertTrue(savedFile.getDocumentProperties().getAuthor().equals("Me")); 
} 
 
private static void pdfShowProperties(String message, String fileName) { 
 
   System.out.println(message); 
 
   // Get the properties of the file 
   PDFFile file = new PDFFile(fileName); 
   file.load(); 
 
   PDFDocumentProperties props = file.getDocumentProperties(); 
 
   System.out.printf("  Title: %s%n", props.getTitle()); 
   System.out.printf("  Author: %s%n", props.getAuthor()); 
   System.out.printf("  Subject: %s%n", props.getSubject()); 
   System.out.printf("  Keywords: %s%n", props.getKeywords()); 
   System.out.printf("  Creator: %s%n", props.getCreator()); 
   System.out.printf("  Producer: %s%n", props.getProducer()); 
   System.out.printf("  Created: %s%n", props.getCreated()); 
   System.out.printf("  Modified: %s%n", props.getModified()); 
   System.out.printf("----------:"); 
 
}

Requirements

Target Platforms

Reference

PDFDocumentProperties Class

PDFDocumentProperties Members

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Help Version 23.0.2024.2.29

Leadtools.Pdf Assembly

Introduction

Getting Started

Namespaces

Leadtools.Pdf Namespace

Assemblies