Java

PDF File Encoding to Base64

See more Base64 Examples

Demonstrates how to encode a PDF file to base64, and then decode. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    CkBinData pdfData = new CkBinData();

    success = pdfData.LoadFile("qa_data/helloWorld.pdf");
    if (success != true) {
        System.out.println("failed to load PDF file.");
        return;
        }

    // Encode the PDF to base64
    // Note: to produce base64 on multiple lines (as it would appear in the MIME of an email),
    // pass the string "base64_mime" instead of "base64".
    String b64 = pdfData.getEncoded("base64");
    System.out.println(b64);

    // Decode from base64 PDF.
    CkBinData pdfData2 = new CkBinData();
    pdfData2.AppendEncoded(b64,"base64");
    success = pdfData2.WriteFile("qa_output/helloWorld2.pdf");
    if (success != true) {
        System.out.println("failed to write PDF file.");
        return;
        }
  }
}