Java

PayPal Send Invoice

See more PayPal Examples

Sends a PayPal invoice to a customer.

See also Send Invoice

Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.Rest;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        // Note: Requires Chilkat v9.5.0.64 or greater.

        // This requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        // Load our previously obtained access token. (see PayPal OAuth2 Access Token)
        JsonObject jsonToken = new JsonObject();
        jsonToken.loadFile("qa_data/tokens/paypal.json");

        // Build the Authorization request header field value.
        StringBuilder sbAuth = new StringBuilder();
        // token_type should be "Bearer"
        sbAuth.append(jsonToken.stringOf("token_type"));
        sbAuth.append(" ");
        sbAuth.append(jsonToken.stringOf("access_token"));

        // Make the initial connection.
        // A single REST object, once connected, can be used for many PayPal REST API calls.
        // The auto-reconnect indicates that if the already-established HTTPS connection is closed,
        // then it will be automatically re-established as needed.
        Rest rest = new Rest();
        boolean bAutoReconnect = true;
        try {
            rest.connect("api.sandbox.paypal.com", 443, true, bAutoReconnect);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // ----------------------------------------------------------------------------------------------
        // The code above this comment could be placed inside a function/subroutine within the application
        // because the connection does not need to be made for every request.  Once the connection is made
        // the app may send many requests..
        // ----------------------------------------------------------------------------------------------

        // Build a path using a draft invoice ID.
        StringBuilder sbPath = new StringBuilder();
        sbPath.append("/v1/invoicing/invoices/invoice_id/send");
        int numReplacements = sbPath.replace("invoice_id", "INV2-QCHR-QHSD-M2VU-AVXC");

        rest.addHeader("Authorization", sbAuth.getAsString());
        rest.addQueryParam("notify_merchant", "true");

        String responseBody;
        try {
            responseBody = rest.fullRequestFormUrlEncoded("POST", sbPath.getAsString());
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println("Response Status Code = " + rest.getResponseStatusCode());

        // Did we get a 202 accepted response?
        if (rest.getResponseStatusCode() != 202) {
            System.out.println(responseBody);
            System.out.println("Failed.");
            return;
        }

        // If the 202 response is received, the response body would be empty...
        System.out.println("Success.");
    }
}