Open a PDF Document

To open and load a PDF file use the openDocument method of the Document class:

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void openDocument(string fileName);

Use the openDocument method to open and load a PDF file. The openDocument method has one parameter:

The fileName represents the PDF filename (full path) to open.

The following is an illustration of how to open and close a PDF file:

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import com.accusoft.imagegearpdf.*; class PdfDemo { private PDF pdf; private Document document; // Open PDF document from filename. public boolean openDocument(String filename) { try { // Create a new instance of PDF document. document = pdf.createDocument(); // Try to open PDF document from file. document.openDocument(filename); return true; } catch (Throwable ex) { // Failed to open PDF file. System.err.println("Exception: " + ex.toString()); closeDocument(); return false; } } // Close PDF document. public void closeDocument() { if (document != null) { // Close PDF document. document.close(); document = null; } } }

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import com.accusoft.imagegearpdf.*;

class PdfDemo
{
        private PDF pdf;
        private Document document;

        // Open PDF document from filename.
        public boolean openDocument(String filename)
        {
                try
                {
                        // Create a new instance of PDF document.
                        document = pdf.createDocument();

                        // Try to open PDF document from file.
                        document.openDocument(filename);
                        return true;
                }
                catch (Throwable ex)
                {
                        // Failed to open PDF file.
                        System.err.println("Exception: " + ex.toString());
                        closeDocument();
                        return false;
                }
          }

          // Close PDF document.
          public void closeDocument()
          {
                if (document != null)
                {
                        // Close PDF document.
                        document.close();
                        document = null;
                }
          }
}

See Also