jerqi commented on code in PR #5786:
URL: https://github.com/apache/gravitino/pull/5786#discussion_r1896442995


##########
integration-test-common/src/test/java/org/apache/gravitino/integration/test/util/BaseIT.java:
##########
@@ -422,4 +424,37 @@ protected static void copyBundleJarsToHadoop(String 
bundleName) {
     String hadoopLibDirs = ITUtils.joinPath(gravitinoHome, "catalogs", 
"hadoop", "libs");
     copyBundleJarsToDirectory(bundleName, hadoopLibDirs);
   }
+
+  public static void runInEnv(String key, String value, Runnable lambda) {
+    String originalValue = System.getenv(key);
+    try {
+      setEnv(key, value);
+      if (key.equals("HADOOP_USER_NAME") && value != null) {
+        UserGroupInformation.setLoginUser(null);
+        System.setProperty("user.name", value);
+      }
+      lambda.run();
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to set environment variable", e);
+    } finally {
+      setEnv(key, originalValue);

Review Comment:
   Do we need recover the property `user.name`?



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