←Select platform

PDFDocumentProperties Class

Summary
Contains a PDF document properties or metadata.
Syntax
C#
C++/CLI
Java
Python
[SerializableAttribute()] 
public class PDFDocumentProperties 
public class PDFDocumentProperties 
[SerializableAttribute()] 
public ref class PDFDocumentProperties  
class PDFDocumentProperties: 
Remarks

The PDFDocumentProperties class contains the properties or metadata of a PDF document such as the title, author and keywords.

This class is used with the following:

Example
C#
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

Help Version 23.0.2024.2.29
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2024 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.Pdf Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.