Java Class Initialization

Class Initialization sets up the PhonePe Java SDK client using your credentials. This step creates a single client instance that handles all API communications securely throughout the application runtime.

Request

The StandardCheckoutClient class is used to interact with PhonePe APIs. Only one instance of this client should be created per runtime. Make sure to use the correct credentials when initializing to avoid exceptions.

Parameter Name	Data Type	Mandatory (Yes/No)	Description
`clientId`	Integer	Yes	Your unique Client ID for secure communication with PhonePe Payment Gateway.
`clientVersion`	String	Yes	Your unique Client Version for secure communication with PhonePe Payment Gateway.
`clientSecret`	String	Yes	Secret provided by PhonePe.
`env`	Env	Yes	Environment for the client: • PRODUCTION • SANDBOX

Code Reference

import com.phonepe.sdk.pg.Env;
import com.phonepe.sdk.pg.payments.v2.StandardCheckoutClient;
 
String clientId = "<clientId>";
String clientSecret = "<clientSecret>";
Integer clientVersion = <clientVersion>;               //insert your client version here
Env env = Env.SANDBOX;                   //Change to Env.PRODUCTION when you go live
 
StandardCheckoutClient client = StandardCheckoutClient.getInstance(clientId, clientSecret, clientVersion, env);

What’s Next?

Now that you’ve learned how to initialize the StandardCheckoutClient with your credentials to connect securely with PhonePe APIs. Next, you’ll create a payment request to start the transaction and generate the payment link for users.

Head over to Initiate Payment to learn how to start the transcation.