Android Tutorial => (Third party) In-App v3 Library

Example

Step 1: First of all follow these two steps to add in app functionality :

1. Add the library using :

 repositories {
            mavenCentral()
        }
        dependencies {
           compile 'com.anjlab.android.iab.v3:library:1.0.+'
        }

2. Add permission in manifest file.

<uses-permission android:name="com.android.vending.BILLING" />

Step 2: Initialise your billing processor:

BillingProcessor bp = new BillingProcessor(this, "YOUR LICENSE KEY FROM GOOGLE PLAY CONSOLE HERE", this);

and implement Billing Handler : BillingProcessor.IBillingHandler which contains 4 methods : a. onBillingInitialized(); b. onProductPurchased(String productId, TransactionDetails details) : This is where you need to handle actions to be performed after successful purchase c. onBillingError(int errorCode, Throwable error) : Handle any error occurred during purchase process d. onPurchaseHistoryRestored() : For restoring in app purchases

Step 3: How to purchase a product.

To purchase a managed product :

bp.purchase(YOUR_ACTIVITY, "YOUR PRODUCT ID FROM GOOGLE PLAY CONSOLE HERE");

And to Purchase a subscription :

bp.subscribe(YOUR_ACTIVITY, "YOUR SUBSCRIPTION ID FROM GOOGLE PLAY CONSOLE HERE");

Step 4 : Consuming a product.

To consume a product simply call consumePurchase method.

bp.consumePurchase("YOUR PRODUCT ID FROM GOOGLE PLAY CONSOLE HERE");

For other methods related to in app visit github

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Android In-app Billing (Third party) In-App v3 Library

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