sunxiaojian commented on code in PR #6303:
URL: https://github.com/apache/gravitino/pull/6303#discussion_r1924601566


##########
flink-connector/flink/src/test/java/org/apache/gravitino/flink/connector/iceberg/TestIcebergPropertiesConverter.java:
##########
@@ -39,7 +39,7 @@ void testCatalogPropertiesWithHiveBackend() {
                 "hive-uri",
                 IcebergPropertiesConstants.GRAVITINO_ICEBERG_CATALOG_WAREHOUSE,
                 "hive-warehouse",
-                "key1",

Review Comment:
   fixed



##########
flink-connector/flink/src/main/java/org/apache/gravitino/flink/connector/PropertiesConverter.java:
##########
@@ -32,25 +34,81 @@ public interface PropertiesConverter {
 
   /**
    * Converts properties from application provided properties and Flink 
connector properties to
-   * Gravitino properties.
+   * Gravitino properties.This method processes the Flink configuration and 
transforms it into a
+   * format suitable for the Gravitino catalog.
    *
-   * @param flinkConf The configuration provided by Flink.
-   * @return properties for the Gravitino catalog.
+   * @param flinkConf The Flink configuration containing connector properties. 
This includes both
+   *     Flink-specific properties and any user-provided properties.
+   * @return A map of properties converted for use in the Gravitino catalog. 
The returned map
+   *     includes both directly transformed properties and bypass properties 
prefixed with {@link
+   *     #FLINK_PROPERTY_PREFIX}.
    */
   default Map<String, String> toGravitinoCatalogProperties(Configuration 
flinkConf) {
-    return flinkConf.toMap();
+    Map<String, String> gravitinoProperties = Maps.newHashMap();
+    for (Map.Entry<String, String> entry : flinkConf.toMap().entrySet()) {
+      String gravitinoKey = 
transformPropertyToGravitinoCatalog(entry.getKey());
+      if (gravitinoKey != null) {
+        gravitinoProperties.put(gravitinoKey, entry.getValue());
+      } else if (!entry.getKey().startsWith(FLINK_PROPERTY_PREFIX)) {
+        gravitinoProperties.put(FLINK_PROPERTY_PREFIX + entry.getKey(), 
entry.getValue());
+      } else {
+        gravitinoProperties.put(entry.getKey(), entry.getValue());
+      }
+    }
+    return gravitinoProperties;
   }
 
   /**
-   * Converts properties from Gravitino properties to Flink connector 
properties.
+   * Converts properties from Gravitino catalog properties to Flink connector 
properties. This
+   * method processes the Gravitino properties and transforms them into a 
format suitable for the
+   * Flink connector.
    *
-   * @param gravitinoProperties The properties provided by Gravitino.
-   * @return properties for the Flink connector.
+   * @param gravitinoProperties The properties provided by the Gravitino 
catalog. This includes both
+   *     Gravitino-specific properties and any bypass properties prefixed with 
{@link
+   *     #FLINK_PROPERTY_PREFIX}.
+   * @return A map of properties converted for use in the Flink connector. The 
returned map includes
+   *     both transformed properties and the Flink catalog type.
    */
   default Map<String, String> toFlinkCatalogProperties(Map<String, String> 
gravitinoProperties) {
-    return gravitinoProperties;
+    Map<String, String> allProperties = Maps.newHashMap();
+    gravitinoProperties.forEach(
+        (key, value) -> {
+          String flinkConfigKey = key;

Review Comment:
   fixed



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