include process by id

src/main/java/com/mercadopago/client/order/OrderClient.java

@@ -112,4 +112,42 @@ public Order get(String id, MPRequestOptions requestOptions) throws MPException,
         return result;
 
     }
+
+    /**
+     * Method responsible for process an order by ID
+     *
+     * @param id orderId
+     * @return order response
+     * @throws MPException an error if the request fails
+     * @throws MPApiException an error if the request fails
+     */
+    public Order process(String id) throws MPException, MPApiException {
+        return this.process(id, null);
+    }
+
+    /**
+     * Method responsible for process an order by ID with request options
+     *
+     * @param id orderId
+     * @param requestOptions metadata to customize the request
+     * @return order response
+     * @throws MPException an error if the request fails
+     * @throws MPApiException an error if the request fails
+     */
+    public Order process(String id, MPRequestOptions requestOptions) throws MPException, MPApiException {
+        LOGGER.info("Sending order process request");
+
+        if (id == null || id.isEmpty()) {
+            throw new IllegalArgumentException("Order id cannot be null or empty");
+        }
+
+        String processUrl = String.format(URL_WITH_ID, id) + "/process";
+
+        MPResponse response = send(processUrl, HttpMethod.POST, null, null, requestOptions);
+
+        Order result = Serializer.deserializeFromJson(Order.class, response.getContent());
+        result.setResponse(response);
+
+        return result;
+    }
 }

src/main/java/com/mercadopago/example/apis/order/ProcessOrderById.java

@@ -0,0 +1,33 @@
+package com.mercadopago.example.apis.order;
+
+import com.mercadopago.MercadoPagoConfig;
+import com.mercadopago.client.order.OrderClient;
+import com.mercadopago.core.MPRequestOptions;
+import com.mercadopago.exceptions.MPApiException;
+import com.mercadopago.exceptions.MPException;
+import com.mercadopago.resources.order.Order;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class ProcessOrderById {
+
+    public static void main(String[] args) {
+        MercadoPagoConfig.setAccessToken("{{ACCESS_TOKEN}}");
+
+        OrderClient client = new OrderClient();
+
+        Map<String, String> headers = new HashMap<>();
+        headers.put("X-Sandbox", "true");
+        MPRequestOptions requestOptions = MPRequestOptions.builder()
+                .customHeaders(headers)
+                .build();
+
+        try {
+            Order order = client.process("{{ORDER_ID}}", requestOptions);
+            System.out.println("Process} order: " + order.getId());
+        } catch (MPException | MPApiException e) {
+            System.out.println("Error getting order: " + e.getMessage());
+        }
+    }
+}

src/test/java/com/mercadopago/client/order/OrderClientTest.java

@@ -81,4 +81,16 @@ void getSuccess() throws MPException, MPApiException, IOException {
         Assertions.assertEquals(orderId, order.getId());
 
     }
+
+    @Test
+    void processSucess() throws MPException, MPApiException, IOException {
+        HttpResponse response = MockHelper.generateHttpResponseFromFile(CREATE_ORDER_RESPONSE_FILE, HttpStatus.OK);
+        Mockito.doReturn(response).when(HTTP_CLIENT).execute(any(HttpRequestBase.class), any(HttpContext.class));
+
+        String orderId = "123";
+        Order order = client.process(orderId);
+
+        Assertions.assertNotNull(order);
+        Assertions.assertEquals(orderId, order.getId());
+    }
 }