diff --git a/examples/VirtualCircuit.java b/examples/VirtualCircuit.java
new file mode 100644
index 000000000..10988f6f7
--- /dev/null
+++ b/examples/VirtualCircuit.java
@@ -0,0 +1,65 @@
+import com.equinix.openapi.ApiClient;
+import com.equinix.openapi.ApiException;
+import com.equinix.openapi.Configuration;
+import com.equinix.openapi.JSON;
+import com.equinix.openapi.auth.ApiKeyAuth;
+import com.equinix.openapi.metal.v1.model.VirtualCircuit;
+import com.equinix.openapi.metal.v1.model.VrfVirtualCircuit;
+import com.equinix.openapi.metal.v1.model.VlanVirtualCircuit;
+
+import java.util.UUID;
+import java.util.ArrayList;
+import java.util.List;
+
+import java.lang.reflect.Type;
+import com.google.gson.reflect.TypeToken;
+
+public class ValidateVirtualCircuit {
+   public static void main(String[] args) {
+      String vrfVcString = "{\"id\": \"22A111DD-5EE3-4188-9163-78284363CA73\",\"name\": \"SDDC-2-pop_vpc-VC-primary\",\"status\": \"active\",\"bill\": true,\"nni_vnid\": 264,\"nni_vlan\": 264,\"project\": {\"href\": \"/metal/v1/projects/11CCA184-DB21-4659-A029-B704CDC8D5BA\"},\"vrf\": {\"href\": \"/metal/v1/vrfs/E3DEC139-F2A7-401F-BA12-890F206EF3FD\"},\"type\": \"vrf\",\"vnid\": null}";
+      String vlanVcString = "{\"id\": \"22A111DD-5EE3-4188-9163-78284363CA73\",\"name\": \"SDDC-2-pop_vpc-VC-primary\",\"status\": \"active\",\"bill\": true,\"nni_vnid\": 264,\"nni_vlan\": 264,\"project\": {\"href\": \"/metal/v1/projects/11CCA184-DB21-4659-A029-B704CDC8D5BA\"},\"vrf\": {\"href\": \"/metal/v1/vrfs/E3DEC139-F2A7-401F-BA12-890F206EF3FD\"},\"type\": \"vlan\",\"vnid\": null}";
+
+      try{
+         // no error from oneOf
+        JSON json = new JSON();
+        Type localVarReturnType = new TypeToken<VirtualCircuit>(){}.getType();
+        JSON.deserialize(vlanVcString, localVarReturnType);
+        JSON.deserialize(vrfVcString, localVarReturnType);
+      } catch (Exception e) {
+         System.out.println(String.format("Exception message : %s", e.getMessage()));
+         e.printStackTrace();
+      }
+
+
+      try{
+      System.out.println("validation error from vrf vc when type is vlan");
+        JSON json = new JSON();
+        Type localVarReturnType = new TypeToken<VrfVirtualCircuit>(){}.getType();
+        JSON.deserialize(vlanVcString, localVarReturnType);
+      } catch (Exception e) {
+         System.out.println(String.format("Exception message : %s", e.getMessage()));
+         e.printStackTrace();
+      }
+
+      try{
+        System.out.println("validation error from vlan vc when type is vrf");
+        JSON json = new JSON();
+        Type localVarReturnType = new TypeToken<VlanVirtualCircuit>(){}.getType();
+        JSON.deserialize(vrfVcString, localVarReturnType);
+      } catch (Exception e) {
+         System.out.println(String.format("Exception message : %s", e.getMessage()));
+         e.printStackTrace();
+      }
+
+
+      try{
+        JSON json = new JSON();
+        Type localVarReturnType = new TypeToken<VirtualCircuit>(){}.getType();
+        JSON.deserialize(vlanVcString, localVarReturnType);
+        JSON.deserialize(vrfVcString, localVarReturnType);
+      } catch (Exception e) {
+         System.out.println(String.format("Exception message : %s", e.getMessage()));
+         e.printStackTrace();
+      }
+   }
+}