Android™

Load Certificate (.cer) and Private Key (.pvk) generated from makecert

See more Certificates Examples

Demonstrates how to load a certificate (.cer) and private key (.pvk) from the files produced by makecert, such as in the following command:

makecert -sv mycertificate.pvk -n "CN=My Simple Certificate" mycertificate.cer -sky Exchange

Android™

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

    // First load the .cer file.
    // The certificate file (.cer) contains only the certificate (does not include the private key)
    CkCert cert = new CkCert();
    success = cert.LoadFromFile("qa_data/certs_and_keys/makecert/mycertificate.cer");
    if (success == false) {
        Log.i(TAG, cert.lastErrorText());
        return;
        }

    // Next, load the .pvk file.
    // Note: The password "secret" is what you entered when makecert displayed the dialog asking for a password..
    CkPrivateKey privKey = new CkPrivateKey();
    success = privKey.LoadPvkFile("qa_data/certs_and_keys/makecert/mycertificate.pvk","secret");
    if (success == false) {
        Log.i(TAG, privKey.lastErrorText());
        return;
        }

    // Finally, associate the private key with the certificate.
    success = cert.SetPrivateKey(privKey);
    if (success == false) {
        Log.i(TAG, cert.lastErrorText());
        return;
        }

    // At this point, the certificate can be used for signing.  For example..
    CkPdf pdf = new CkPdf();

    // ....
    // ....

    success = pdf.SetSigningCert(cert);

    // ...
    // ....

    // Some Chilkat classes also provide a method where the cert and private key can be passed separately.
    // For example, if SetSigningCert2 is called, then we don't need to explicitly associate the private key with the cert.
    success = pdf.SetSigningCert2(cert,privKey);

    // ...
    // ....

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}