(Android™) Add Trusted Certificate to JKS

Adds a trusted certificate to a Java keystore file.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// 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);

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

    CkJavaKeyStore jks = new CkJavaKeyStore();

    String jksPassword = "secret";
    String jksPath = "/myJksTrustedCerts/cacerts.jks";

    // Load the Java keystore from a file.
    boolean success = jks.LoadFile(jksPassword,jksPath);
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        return;
        }

    CkCert cert = new CkCert();

    // The cert's LoadFrommFile method can load a certificate from
    // virtually any format.  It will automatically determine the format
    // and load appropriately.
    success = cert.LoadFromFile("/certFiles/myNewTrustedCert.pem");
    if (success != true) {
        Log.i(TAG, cert.lastErrorText());
        return;
        }

    // The alias can be anything.  It's basically just a label 
    // used within the JKS associated with the entry.  It should
    // be unique among aliases within the JKS file.
    String alias = "habanero";

    success = jks.AddTrustedCert(cert,alias);
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        return;
        }

    // Write the JKS containing the new certificate.
    success = jks.ToFile(jksPassword,jksPath);
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        return;
        }

    Log.i(TAG, "Added a trusted certificate to the JKS.");

  }

  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."
  }
}