[GitHub] [hadoop] omalley commented on a diff in pull request #4181: HADOOP-18193:Support nested mount points in INodeTree

[GitBox <gi...@apache.org>]

omalley commented on code in PR #4181:
URL: https://github.com/apache/hadoop/pull/4181#discussion_r869734237


##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ConfigUtil.java:
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@@ -247,4 +247,22 @@ public static String getDefaultMountTableName(final Configuration conf) {
     return conf.get(Constants.CONFIG_VIEWFS_DEFAULT_MOUNT_TABLE_NAME_KEY,
         Constants.CONFIG_VIEWFS_DEFAULT_MOUNT_TABLE);
   }
+
+  /**
+   * Check the bool config whether nested mount point is supported.
+   * @param conf - from this conf
+   * @return whether nested mount point is supported
+   */
+  public static boolean isNestedMountPointSupported(final Configuration conf) {
+    return conf.getBoolean(Constants.CONFIG_NESTED_MOUNT_POINT_SUPPORTED, false);

Review Comment:
   I think that the default should be true here.



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