Represents a class for accessing meta information of Pdf file.

For a list of all members of this type, see PdfFileInfo Members.

System.Object
   Aspose.Pdf.Kit.PdfFileInfo

Thread Safety

Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.

Example

[C#]
    string inFile = ".\\AsposePdfKitExample\\example1.pdf";
    string outFile1 = ".\\AsposePdfKitExample\\Kit0204_1.pdf";
    
    //Set Pdf file meta information.
    System.Collections.Hashtable additionalInfo = new System.Collections.Hashtable();
    additionalInfo.Add("Comment","terrorism challenges the peace of world.");

    //Create a PdfFileInfo instance.
    PdfFileInfo fileInfo = new PdfFileInfo(inFile);
    fileInfo.Author = "William";
    fileInfo.Title = "Hello World!";
    fileInfo.Keywords = "peace and development";
    fileInfo.Creator = "Aspose";
    fileInfo.Header = additionalInfo;
    fileInfo.SaveNewInfo(outFile1);

    //Show Pdf file meta information.
    PdfFileInfo fileInfo1 = new PdfFileInfo(outFile1);                
    Console.WriteLine();
    Console.WriteLine("TITLE: "+fileInfo1.Title);
    Console.WriteLine("SUBJECT: "+fileInfo1.Subject);
    Console.WriteLine("KEYWORDS: "+fileInfo1.Keywords);
    Console.WriteLine("AUTHOR: " + fileInfo1.Author);
    Console.WriteLine("PRODUCER: "+fileInfo1.Producer);
    Console.WriteLine("CREATIONDATE: "+ fileInfo1.CreationDate);
    Console.WriteLine("CREATOR: "+fileInfo1.Creator);
    Console.WriteLine("MODDATE: "+fileInfo1.ModDate);
    foreach(object o in fileInfo1.Header.Keys)
    {
         Console.WriteLine((System.String)o +" :"+ (System.String)fileInfo1.Header[o]);
    }

    //Change Pdf file meta information.
    //Create a PdfFileInfo instance.
    PdfFileInfo newFileInfo = new PdfFileInfo(outFile1);
    //Chance file information and rewrite new Pdf file.
    string outFile2 = ".\\AsposePdfKitExample\\Kit0204_2.pdf";
    newFileInfo.ClearInfo();
    newFileInfo.Author = "Jackie";
    newFileInfo.Keywords = "terrorism and peace";
    newFileInfo.SaveNewInfo(outFile2);

    //Show Pdf file meta information.
    PdfFileInfo fileInfo2 = new PdfFileInfo(outFile2);
    Console.WriteLine();
    Console.WriteLine("TITLE: "+fileInfo2.Title);
    Console.WriteLine("SUBJECT: "+fileInfo2.Subject);
    Console.WriteLine("KEYWORDS: "+fileInfo2.Keywords);
    Console.WriteLine("AUTHOR: " + fileInfo2.Author);
    Console.WriteLine("PRODUCER: "+fileInfo2.Producer);
    Console.WriteLine("CREATIONDATE: "+ fileInfo2.CreationDate);
    Console.WriteLine("CREATOR: "+fileInfo2.Creator);
    Console.WriteLine("MODDATE: "+fileInfo2.ModDate);
    foreach(object o in fileInfo2.Header.Keys)
    {
         Console.WriteLine((System.String)o + ": "+(System.String)fileInfo2.Header[o]);
    }
    
[Visual Basic]
Sub Main()
    Dim inFile As String =  ".\\AsposePdfKitExample\\example1.pdf" 
    Dim outFile1 As String =  ".\\AsposePdfKitExample\\Kit0204_1.pdf"  
    'Set Pdf file meta information.'
    Dim additionalInfo As System.Collections.Hashtable =  New System.Collections.Hashtable() 
    additionalInfo.Add("Comment","terrorism challenges the peace of world.") 
    'Create a PdfFileInfo instance.'
    Dim fileInfo As PdfFileInfo =  New PdfFileInfo(inFile) 
    fileInfo.Author = "William"
    fileInfo.Title = "Hello World!"
    fileInfo.Keywords = "peace and development"
    fileInfo.Creator = "Aspose"
    fileInfo.Header = additionalInfo
    fileInfo.SaveNewInfo(outFile1) 
    'Show Pdf file meta information.'
    Dim fileInfo1 As PdfFileInfo =  New PdfFileInfo(outFile1) 
    Console.WriteLine()
    Console.WriteLine("TITLE: "+fileInfo1.Title)
    Console.WriteLine("SUBJECT: "+fileInfo1.Subject)
    Console.WriteLine("KEYWORDS: "+fileInfo1.Keywords)
    Console.WriteLine("AUTHOR: " + fileInfo1.Author)
    Console.WriteLine("PRODUCER: "+fileInfo1.Producer)
    Console.WriteLine("CREATIONDATE: "+ fileInfo1.CreationDate)
    Console.WriteLine("CREATOR: "+fileInfo1.Creator)
    Console.WriteLine("MODDATE: "+fileInfo1.ModDate)
    Dim o As Object
    For Each o In fileInfo1.Header.Keys
        Console.WriteLine(CType(o +" :"+CType(fileInfo1.Header(o), System.String, System.String)))
    Next 
    'Change Pdf file meta information.'
    'Create a PdfFileInfo instance.'
    Dim NewFileInfo As PdfFileInfo =  New PdfFileInfo(outFile1) 
    'Chance file information and rewrite new Pdf file.'
    Dim outFile2 As String =  ".\\AsposePdfKitExample\\Kit0204_2.pdf" 
    NewFileInfo.ClearInfo()
    NewFileInfo.Author = "Jackie"
    NewFileInfo.Keywords = "terrorism and peace"
    NewFileInfo.SaveNewInfo(outFile2) 
    'Show Pdf file meta information.'
    Dim fileInfo2 As PdfFileInfo =  New PdfFileInfo(outFile2) 
    Console.WriteLine()
    Console.WriteLine("TITLE: "+fileInfo2.Title)
    Console.WriteLine("SUBJECT: "+fileInfo2.Subject)
    Console.WriteLine("KEYWORDS: "+fileInfo2.Keywords)
    Console.WriteLine("AUTHOR: " + fileInfo2.Author)
    Console.WriteLine("PRODUCER: "+fileInfo2.Producer)
    Console.WriteLine("CREATIONDATE: "+ fileInfo2.CreationDate)
    Console.WriteLine("CREATOR: "+fileInfo2.Creator)
    Console.WriteLine("MODDATE: "+fileInfo2.ModDate)
    Dim o As Object
    For Each o In fileInfo2.Header.Keys
        Console.WriteLine(CType(o + ": "+CType(fileInfo2.Header(o), System.String, System.String)))
    Next
End Sub

Requirements

Namespace: Aspose.Pdf.Kit

Assembly: Aspose.Pdf.Kit (in Aspose.Pdf.Kit.dll)

See Also

PdfFileInfo Members | Aspose.Pdf.Kit Namespace