Extend Java deserialization support for xen-api dates

non-Zulu dates were not parsed correctly

Signed-off-by: Danilo Del Busso <danilo.delbusso@cloud.com>

ocaml/sdk-gen/java/autogen/xen-api/src/main/java/com/xensource/xenapi/CustomDateDeserializer.java

@@ -45,14 +45,26 @@
 public class CustomDateDeserializer extends StdDeserializer<Date> {
 
     /**
-     * Array of {@link SimpleDateFormat} objects representing the custom date formats
-     * used in XenServer API responses.
+     * Array of {@link SimpleDateFormat} objects representing the date formats
+     * used in xen-api responses.
+     * RFC-3339 date formats can be returned in either Zulu or time zone agnostic.
+     * This list is not an exhaustive list of formats supported by RFC-3339, rather
+     * a set of formats that will enable the deserialization of xen-api dates.
      */
-    private final SimpleDateFormat[] dateFormatters
-            = new SimpleDateFormat[]{
-            new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss'Z'"),
-            new SimpleDateFormat("ss.SSS")
-    };
+    private final SimpleDateFormat[] dateFormatters = new SimpleDateFormat[]{
+            // RFC-3339
+            new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss'Z'"), new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss"),
+
+            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZZZZZ"), new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"),
+
+            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZZZZZ"), new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS"),
+
+            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"), new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"),
+
+            new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"), new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS"),
+
+            // Other
+            new SimpleDateFormat("ss.SSS"),};
 
     /**
      * Constructs a {@link CustomDateDeserializer} instance.
@@ -80,10 +92,10 @@ public CustomDateDeserializer(Class t) {
      */
     @Override
     public Date deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
-
+        var text = jsonParser.getText();
         for (SimpleDateFormat formatter : dateFormatters) {
             try {
-                return formatter.parse(jsonParser.getText());
+                return formatter.parse(text);
             } catch (ParseException e) {
                 // ignore
             }