Java

Load PEM and List Certificates

Demonstrates how to load a PEM containing certificates and accesses each individual certificate. 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;

    //  This example assumes the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    success = false;

    CkPem pem = new CkPem();

    //  Load the .p7b from a file.
    success = pem.LoadPemFile("/Users/chilkat/testData/p7b/cacert_mozilla.pem");
    if (success != true) {
        System.out.println(pem.lastErrorText());
        return;
        }

    int i;
    int numCerts = pem.get_NumCerts();
    if (numCerts == 0) {
        System.out.println((("Error: Expected the PEM to contain certificates.")));
        return;
        }

    //  Access each certificate and show the Subject CN (Common Name)
    for (i = 1; i <= numCerts; i++) {
        CkCert cert = pem.GetCert(i - 1);
        System.out.println(i + ": " + cert.subjectCN());

        }
  }
}