|
The following code example determines whether the document
is a PDF document and, if so, the earliest Acrobat version able
to read it. (See Retrieving PDF Document Properties.)
/*
* Ensure that you create a .NET client assembly that uses
* base64 encoding. This is required to populate a BLOB
* object with data or retrieve data from a BLOB object.
*
* For information, see "Invoking LiveCycle using Base64 Encoding"
* in Programming with LiveCycle
*/
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.IO;
namespace PDFUtilityWSApp
{
class RetrieveDocumentPropertiesTest
{
[STAThread]
static void Main(string[] args)
{
try
{
// Create a PDFUtilityServiceService object
PDFUtilityServiceService svc = new PDFUtilityServiceService();
// Provide authentication credentials to the service
svc.Credentials = new System.Net.NetworkCredential(
"administrator",
"password"
);
// Create a BLOB that represents the input PDF file
BLOB inDoc = new BLOB();
// Specify a document whose properties are to be determined
string inputFileName = "C:\\Adobe\Loan.pdf";
FileStream fs = new FileStream(inputFileName, FileMode.Open);
// Get the length of the file stream and create a byte array
int len = (int)fs.Length;
byte[] byteArray = new byte[len];
// Populate the byte array with the contents of the file stream
fs.Read(byteArray, 0, len);
// Populate the BLOB object
inDoc.binaryData = byteArray;
// Create a properties options specification
PDFPropertiesOptionSpec optionsSpec = new PDFPropertiesOptionSpec();
// Set the properties to be evaluated in the options specification.
// In this example, the options specification will be used to determine
// if the document is a PDF document, and if so,
// which Acrobat version is required to read it.
optionsSpec.isPDFDocument = true;
optionsSpec.queryRequiredAcrobatVersion = true;
// Perform the query and retrieve the document properties
PDFPropertiesResult propertiesResult = svc.getPDFProperties(inDoc, optionsSpec);
// Inspect the result and determine whether the file is a PDF document
if (propertiesResult.isPDFDocument)
{
Console.WriteLine("Sample2.pdf has been verified to be a PDF document.");
// Determine the required Acrobat version for reading the document
string acrobatVersion = propertiesResult.requiredAcrobatVersion;
Console.WriteLine("The required Acrobat version is: " + acrobatVersion);
}
}
catch (Exception ee)
{
Console.WriteLine("An unexpected exception was encountered: " + ee.Message + "\n" + ee.StackTrace);
}
}
}
}
|
|
|
