(Java) Convert PEM to JKS (Java KeyStore)

Converts a PEM containing private key(s) and certificates into a JKS (Java KeyStore) formatted file.

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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.

    // The Chilkat PEM class was introduced in v9.5.0.49.  
    // It requires the bundle to be unlocked, as shown above.
    CkPem pem = new CkPem();

    // Load the PEM from a file.
    // If the PEM is encrypted, provide a password.  Otherwise pass an empty string for the password.
    String password = "myPassword";
    boolean success = pem.LoadPemFile("../myPemFiles/myPem.pem",password);
    if (success != true) {
        System.out.println(pem.lastErrorText());
        return;
        }

    // Note: If the app already has the PEM pre-loaded in a string variable, then load it 
    // by calling LoadPem instead.  
    String pemContent = "... the PEM contents ...";
    success = pem.LoadPem(pemContent,password);
    // Check for success as before..

    // Convert to a JavaKeyStore object.
    // The alias, if a non-empty string, will be applied to the 1st private key or 
    // certificate.  All other keys and/or certificates will be assigned an auto-generated
    // alias.
    String alias = "anything_I_want_here";

    // This is the passord that will be required to access the created JKS.
    String jksPassword = "myJksSecret";
    CkJavaKeyStore jks = pem.ToJks(alias,jksPassword);
    if (pem.get_LastMethodSuccess() == false) {
        System.out.println(pem.lastErrorText());
        return;
        }

    // Save the JKS to a file.  The password passed here is used for the keyed hash of the
    // entire JKS file.  This may be different (if desired) than the password for individual private keys
    // contained within the JKS.  
    success = jks.ToFile(jksPassword,"../myJksFiles/myJks.jks");
    if (success != true) {
        System.out.println(jks.lastErrorText());
        return;
        }
  }
}