InAppPurchase_code7.java

private void buyDownload() {
    if (!isCafeInstalled()) {
        Toast.makeText(this, R.string.cafebazaar_isnot_installed_error, Toast.LENGTH_SHORT).show();
        return;
    }

    mHelper.launchPurchaseFlow(this, SKU_DOWNLOAD, 1, new IabHelper.OnIabPurchaseFinishedListener() {
        @Override
        public void onIabPurchaseFinished(IabResult result, Purchase info) {
            if (result.isFailure()) {
                Log.d(TAG, getResources().getString(R.string.purchasing_error) + result);
                return;
            } else if (info.getSku().equals(SKU_DOWNLOAD)) {
                consumeDownloadPurchase(info);
            }
        }
    });
}