(Java) Examine the Contents of a .p7m by Converting to XML

Examines the contents of a .p7m signature by converting it to XML.

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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[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkAsn asn = new CkAsn();

    boolean success = asn.LoadBinaryFile("qa_data/p7m/a.p7m");
    if (success != true) {
        System.out.println(asn.lastErrorText());
        return;
        }

    // Convert to XML.
    String strXml = asn.asnToXml();

    // The XML returned by AsnToXml will be compact.
    // To get the XML indented in human-readable form, load
    // into the Chilkat XML object and emit..
    CkXml xml = new CkXml();
    xml.LoadXml(strXml);

    System.out.println(xml.getXml());
    xml.SaveXml("qa_output/a.xml");

    // -----------------------------------------------------------------------------------------
    // Also see Chilkat's online tool to examine a .p7m and generate code to duplicate the .p7m
    // -----------------------------------------------------------------------------------------
  }
}