Release/7.9.2

gradle.properties

@@ -1,5 +1,5 @@
 group=com.checkout
-version=7.9.1
+version=7.9.2
 
 project_name=Checkout SDK Java
 project_description=Checkout SDK for Java https://checkout.com

src/main/java/com/checkout/handlepaymentsandpayouts/payments/postpayments/responses/requestapaymentorpayoutresponsecreated/processing/Processing.java

@@ -148,4 +148,13 @@ public final class Processing {
     @SerializedName("cko_network_token_available")
     private Boolean ckoNetworkTokenAvailable;
 
+    /**
+     * The scheme transaction link identifier. Returned for Mastercard transactions when the scheme
+     * provides a link identifier that ties together related transactions on the network
+     * (see Mastercard Transaction Link Identifier documentation).
+     * [Optional]
+     */
+    @SerializedName("scheme_transaction_link_id")
+    private String schemeTransactionLinkId;
+
 }

src/main/java/com/checkout/payments/PaymentProcessing.java

@@ -202,4 +202,12 @@ public final class PaymentProcessing {
      */
     private Aggregator aggregator;
 
+    /**
+     * The scheme transaction link identifier. Returned for Mastercard transactions when the scheme
+     * provides a link identifier that ties together related transactions on the network
+     * (see Mastercard Transaction Link Identifier documentation).
+     * [Optional]
+     */
+    private String schemeTransactionLinkId;
+
 }

src/main/java/com/checkout/payments/response/ProcessingData.java

@@ -151,4 +151,13 @@ public final class ProcessingData {
     @SerializedName("airline_data")
     private List<AirlineData> airlineData;
 
+    /**
+     * The scheme transaction link identifier. Returned for Mastercard transactions when the scheme
+     * provides a link identifier that ties together related transactions on the network
+     * (see Mastercard Transaction Link Identifier documentation).
+     * [Optional]
+     */
+    @SerializedName("scheme_transaction_link_id")
+    private String schemeTransactionLinkId;
+
 }

src/test/java/com/checkout/handlepaymentsandpayouts/payments/postpayments/responses/requestapaymentorpayoutresponsecreated/RequestAPaymentOrPayoutResponseCreatedSerializationTest.java

@@ -12,6 +12,7 @@
 import com.checkout.handlepaymentsandpayouts.payments.common.source.klarnasource.KlarnaSource;
 import com.checkout.handlepaymentsandpayouts.payments.common.source.paypalsource.PaypalSource;
 import com.checkout.handlepaymentsandpayouts.payments.common.source.sepasource.SepaSource;
+import com.checkout.handlepaymentsandpayouts.payments.postpayments.responses.requestapaymentorpayoutresponsecreated.processing.Processing;
 
 public final  class RequestAPaymentOrPayoutResponseCreatedSerializationTest {
 
@@ -149,4 +150,32 @@ void shouldDeserializeSepaSource() {
         assertEquals("src_sepa_123", sepaSource.getId());
     }
 
+    @Test
+    void shouldDeserializeProcessingSchemeTransactionLinkId() {
+        String json = "{\n" +
+                "  \"id\": \"pay_123\",\n" +
+                "  \"amount\": 1000,\n" +
+                "  \"currency\": \"USD\",\n" +
+                "  \"approved\": true,\n" +
+                "  \"status\": \"Authorized\",\n" +
+                "  \"processed_on\": \"2021-06-08T12:25:01Z\",\n" +
+                "  \"processing\": {\n" +
+                "    \"retrieval_reference_number\": \"RRN001\",\n" +
+                "    \"acquirer_transaction_id\": \"ACQ001\",\n" +
+                "    \"scheme\": \"Mastercard\",\n" +
+                "    \"scheme_transaction_link_id\": \"MTL-XYZ-789\"\n" +
+                "  }\n" +
+                "}";
+
+        RequestAPaymentOrPayoutResponseCreated response = serializer.fromJson(json, RequestAPaymentOrPayoutResponseCreated.class);
+
+        assertNotNull(response);
+        Processing processing = response.getProcessing();
+        assertNotNull(processing);
+        assertEquals("RRN001", processing.getRetrievalReferenceNumber());
+        assertEquals("ACQ001", processing.getAcquirerTransactionId());
+        assertEquals("Mastercard", processing.getScheme());
+        assertEquals("MTL-XYZ-789", processing.getSchemeTransactionLinkId());
+    }
+
 }

src/test/java/com/checkout/payments/GetPaymentsTestIT.java

@@ -416,6 +416,12 @@ private void validateNotFoundSync(Runnable operation) {
     private void validateBasicGetPaymentResponse(GetPaymentResponse paymentReturned, PaymentStatus expectedStatus) {
         assertNotNull(paymentReturned);
         assertEquals(expectedStatus, paymentReturned.getStatus());
+        // Mastercard Transaction Link Identifier — optional, only populated for Mastercard
+        // transactions. Exercising the getter confirms the field is exposed by the SDK
+        // and deserializes without error even when absent from the response payload.
+        if (paymentReturned.getProcessing() != null) {
+            paymentReturned.getProcessing().getSchemeTransactionLinkId();
+        }
     }
 
     private void validatePaymentWithDigitalItem(GetPaymentResponse paymentReturned) {

src/test/java/com/checkout/payments/PaymentProcessingSerializationTest.java

@@ -11,6 +11,7 @@
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 class PaymentProcessingSerializationTest {
 
@@ -92,6 +93,26 @@ void shouldDeserializeReconciliationId() {
         assertEquals("recon_001", processing.getReconciliationId());
     }
 
+    @Test
+    void shouldDeserializeSchemeTransactionLinkId() {
+        final String json = "{\"scheme_transaction_link_id\":\"MTL-001\"}";
+
+        final PaymentProcessing processing = serializer.fromJson(json, PaymentProcessing.class);
+
+        assertNotNull(processing);
+        assertEquals("MTL-001", processing.getSchemeTransactionLinkId());
+    }
+
+    @Test
+    void shouldSerializeSchemeTransactionLinkIdToSnakeCase() {
+        final PaymentProcessing processing = new PaymentProcessing();
+        processing.setSchemeTransactionLinkId("MTL-001");
+
+        final String json = serializer.toJson(processing);
+
+        assertTrue(json.contains("\"scheme_transaction_link_id\":\"MTL-001\""));
+    }
+
     @Test
     void shouldDeserializePartnerFields() {
         final String json = "{"
@@ -182,7 +203,8 @@ void shouldDeserializeFullSwaggerExample() {
                 + "\"merchant_category_code\":\"5812\","
                 + "\"aft\":false,"
                 + "\"bizum_payment_id\":\"biz_001\","
-                + "\"reconciliation_id\":\"rec_001\""
+                + "\"reconciliation_id\":\"rec_001\","
+                + "\"scheme_transaction_link_id\":\"MTL-XYZ-789\""
                 + "}";
 
         final PaymentProcessing processing = serializer.fromJson(json, PaymentProcessing.class);
@@ -199,6 +221,7 @@ void shouldDeserializeFullSwaggerExample() {
         assertEquals(100L, processing.getForeignRetailerAmount());
         assertEquals("biz_001", processing.getBizumPaymentId());
         assertEquals("rec_001", processing.getReconciliationId());
+        assertEquals("MTL-XYZ-789", processing.getSchemeTransactionLinkId());
     }
 
     @Test

src/test/java/com/checkout/payments/response/ProcessingDataDeserializationTest.java

@@ -112,6 +112,16 @@ void shouldDeserializePartnerResponseCode() {
         assertEquals("ER_WRONG_TICKET", data.getPartnerResponseCode());
     }
 
+    @Test
+    void shouldDeserializeSchemeTransactionLinkId() {
+        final String json = "{\"scheme_transaction_link_id\":\"MTL-001\"}";
+
+        final ProcessingData data = serializer.fromJson(json, ProcessingData.class);
+
+        assertNotNull(data);
+        assertEquals("MTL-001", data.getSchemeTransactionLinkId());
+    }
+
     @Test
     void shouldDeserializeAllNewFieldsTogether() {
         final String json = "{"
@@ -121,7 +131,8 @@ void shouldDeserializeAllNewFieldsTogether() {
                 + "\"fallback_source_used\":false,"
                 + "\"failure_code\":\"partner_error\","
                 + "\"partner_code\":\"902111\","
-                + "\"partner_response_code\":\"DECLINED\""
+                + "\"partner_response_code\":\"DECLINED\","
+                + "\"scheme_transaction_link_id\":\"MTL-XYZ-789\""
                 + "}";
 
         final ProcessingData data = serializer.fromJson(json, ProcessingData.class);
@@ -134,6 +145,7 @@ void shouldDeserializeAllNewFieldsTogether() {
         assertEquals("partner_error", data.getFailureCode());
         assertEquals("902111", data.getPartnerCode());
         assertEquals("DECLINED", data.getPartnerResponseCode());
+        assertEquals("MTL-XYZ-789", data.getSchemeTransactionLinkId());
     }
 
     @Test
@@ -153,5 +165,6 @@ void shouldLeaveNewFieldsNullWhenAbsent() {
         assertNull(data.getFailureCode());
         assertNull(data.getPartnerCode());
         assertNull(data.getPartnerResponseCode());
+        assertNull(data.getSchemeTransactionLinkId());
     }
 }