Bundle - send and receive data

BundleSampleActivity.java

// send data
String message = "just a text";
Intent lunchReceiveTextActivity = new Intent(BundleSampleActivity.this, ReceiveTextActivity.class);
lunchReceiveTextActivity.putExtra(BundleSampleActivity.TEXT, message);
startActivity(lunchReceiveTextActivity);

// get data
Bundle bundle = getIntent().getExtras();
if(bundle != null) {
String message = intent.getStringExtra(SendTextActivity.CAROL);
  if (!message.isEmpty()) {
      // use the received message 
  }
}