/* Java 2 x.509 certificate parser
   Requires Java 2 VM (not Java 1.1)
   Certificate to read can be in:
   (1)X.509/DER binary format or
   (2)X.509/DER BASE64 encoded that:
     starts with -----BEGIN CERTIFICATE-----CR&FL
     ends   with -----END CERTIFICATE-----CR&LF
   
   04/13/99   M. Gallant
*/

import java.security.cert.*;
import java.io.*;

public class j2certinfo {
 public static void main(String[] args) throws FileNotFoundException {

  try{
    InputStream inStream = new FileInputStream(args[0]);
    CertificateFactory cf = CertificateFactory.getInstance("X.509");
    X509Certificate cert = (X509Certificate)cf.generateCertificate(inStream);
    inStream.close() ;
    System.out.println(cert.toString()) ; 
    }
   catch(CertificateException cex) {System.out.println(cex.toString()); }
   catch(IOException ioe) { System.out.println(ioe.toString()); }
 }

}