establishing communication with Order microservice

payment/src/main/java/payment/api/clients/OrderClient.java

@@ -0,0 +1,21 @@
+package payment.api.clients;
+
+import org.eclipse.microprofile.rest.client.inject.RegisterRestClient;
+
+import jakarta.ws.rs.Consumes;
+import jakarta.ws.rs.POST;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.Response;
+import payment.api.dto.OrderUpdateRequestDTO;
+
+@RegisterRestClient(baseUri = "http://localhost:8084/")
+@Path("/orders")
+@Consumes(MediaType.APPLICATION_JSON)
+@Produces(MediaType.APPLICATION_JSON)
+public interface OrderClient {
+    @POST
+    @Path("/update-status")
+    Response updateOrderStatus(OrderUpdateRequestDTO orderUpdateRequestDTO);
+}

payment/src/main/java/payment/api/dto/OrderUpdateRequestDTO.java

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+package payment.api.dto;
+
+import java.util.UUID;
+
+public class OrderUpdateRequestDTO {
+
+      private UUID orderId;
+     private String newStatus;
+
+    public OrderUpdateRequestDTO() {}
+
+    public OrderUpdateRequestDTO(UUID orderId, String newStatus) {
+        this.orderId = orderId;
+        this.newStatus = newStatus;
+    }
+
+
+    public UUID getOrderId() {
+        return orderId;
+    }
+
+    public void setOrderId(UUID orderId) {
+        this.orderId = orderId;
+    }
+
+    public String getNewStatus() {
+        return newStatus;
+    }
+
+    public void setNewStatus(String newStatus) {
+        this.newStatus = newStatus;
+    }
+}
+