Case Content Reader and Broadcast Receiver

OdtExample.java

package com.dimagi.test.external;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Parcel;
import android.util.Pair;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

import java.security.GeneralSecurityException;
import java.security.KeyFactory;
import java.security.SecureRandom;
import java.security.interfaces.RSAPublicKey;
import java.security.spec.KeySpec;
import java.security.spec.X509EncodedKeySpec;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;

public class ExternalAppActivity extends Activity {
    
    Button login;
    Button sync;
    Button content;
    Button media;
    Button receiver;
    Button fixtureButton;
    
    byte[] publicKey;
    String keyId;
    
    public static final int KEY_REQUEST_CODE = 1;
    /*
     * (non-Javadoc)
     * @see android.app.Activity#onCreate(android.os.Bundle)
     */
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        Button ac = (Button)this.findViewById(R.id.acquire_key);
        ac.setOnClickListener(new OnClickListener() {

            public void onClick(View v) {
                Intent i = new Intent("org.commcare.dalvik.action.CommCareKeyAccessRequest");
                ExternalAppActivity.this.startActivityForResult(i, KEY_REQUEST_CODE);
                }
            
        });
        
    }
    /* (non-Javadoc)
     * @see android.app.Activity#onActivityResult(int, int, android.content.Intent)
     */
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if(requestCode == KEY_REQUEST_CODE) {
            if(resultCode ==Activity.RESULT_OK) {
                 keyId = data.getStringExtra("commcare_sharing_key_id");
                 publicKey = data.getByteArrayExtra("commcare_sharing_key_payload");
            } else {
                Toast.makeText(this, "Key Request Denied!", Toast.LENGTH_LONG).show();
            }
        }
    }
}