(Android™) Combine Multiple PKCS12's into a Single Java KeyStore

Combines multiple PKCS12's into a single Java KeyStore (JKS) file. To combine multiple PKCS12 files into a single JKS, simply load each PKCS12 into a PFX object, add it to the Java keystore object via the AddPfx method, and then finally write the Java keystore at the very end.

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();

    CkPfx pfx = new CkPfx();

    // Combines several PKCS12's into a single JKS.
    // Simply load each, add it to the keystore, and then 
    // save at the very end.

    String alias;
    String pfxPassword;
    String jksPassword = "jksSecret";

    // Add the 1st PFX...
    pfxPassword = "secret1";
    boolean success = pfx.LoadPfxFile("/someDir/file1.p12",pfxPassword);
    if (success != true) {
        Log.i(TAG, pfx.lastErrorText());
        return;
        }

    alias = "alias1";
    success = jks.AddPfx(pfx,alias,jksPassword);
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        return;
        }

    // Add the 2nd PFX...
    pfxPassword = "secret2";
    success = pfx.LoadPfxFile("/someDir/file2.p12",pfxPassword);
    if (success != true) {
        Log.i(TAG, pfx.lastErrorText());
        return;
        }

    alias = "alias2";
    success = jks.AddPfx(pfx,alias,jksPassword);
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        return;
        }

    // We can continue adding as many PFX's as desired...

    // Write the Java keystore to a file:
    success = jks.ToFile(jksPassword,"/jksFiles/my.jks");
    if (success != true) {
        Log.i(TAG, jks.lastErrorText());
        }
    else {
        Log.i(TAG, "Successfully combined multiple PKCS12's into a single 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."
  }
}