yuqi1129 commented on code in PR #6601:
URL: https://github.com/apache/gravitino/pull/6601#discussion_r1987113581
##########
core/src/main/java/org/apache/gravitino/storage/relational/service/MetadataObjectService.java:
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@@ -214,4 +233,407 @@ public static String getMetadataObjectFullName(String
type, long metadataObjectI
return fullName;
}
+
+ /**
+ * Retrieves a map of Metalake object IDs to their full names.
+ *
+ * @param ids A list of Metalake object IDs to fetch names for.
+ * @return A Map where the key is the Metalake ID and the value is the
Metalake full name. The map
+ * may contain null values for the names if its parent object is
deleted. Returns an empty map
+ * if no Metalake objects are found for the given IDs. {@code @example}
value of metalake full
+ * name: "metalake1.catalog1.schema1.table1"
+ */
+ public static Map<Long, String> getMetalakeObjectsFullName(List<Long> ids) {
+ List<MetalakePO> metalakePOs =
+ SessionUtils.getWithoutCommit(
+ MetalakeMetaMapper.class, mapper ->
mapper.listMetalakePOsByMetalakeIds(ids));
+
+ if (metalakePOs == null || metalakePOs.isEmpty()) {
+ return new HashMap<>();
+ }
+
+ HashMap<Long, String> metalakeIdAndNameMap = new HashMap<>();
+
+ metalakePOs.forEach(
+ metalakePO -> {
+ if (metalakePO.getMetalakeId() == null) {
Review Comment:
Again, I can't get when will the `MetalakeId` is null and `metalakePO` is
NOT null.
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