[accumulo] branch main updated: Document master/manager rename in Upgrader9to10 re #1922 (#1927)

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brianloss pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/accumulo.git


The following commit(s) were added to refs/heads/main by this push:
     new f2ecaf6  Document master/manager rename in Upgrader9to10 re #1922 (#1927)
f2ecaf6 is described below

commit f2ecaf6eae52f3fa4a8e3feb01ee0827a8140e50
Author: Brian Loss <br...@apache.org>
AuthorDate: Thu Feb 11 10:02:47 2021 -0500

    Document master/manager rename in Upgrader9to10 re #1922 (#1927)
---
 .../org/apache/accumulo/manager/upgrade/Upgrader9to10.java   | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/server/manager/src/main/java/org/apache/accumulo/manager/upgrade/Upgrader9to10.java b/server/manager/src/main/java/org/apache/accumulo/manager/upgrade/Upgrader9to10.java
index d88ebd2..41347a5 100644
--- a/server/manager/src/main/java/org/apache/accumulo/manager/upgrade/Upgrader9to10.java
+++ b/server/manager/src/main/java/org/apache/accumulo/manager/upgrade/Upgrader9to10.java
@@ -95,7 +95,17 @@ import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 
 /**
- * Handles upgrading from 2.0 to 2.1
+ * Handles upgrading from 2.0 to 2.1.
+ * <ul>
+ * <li><strong>Rename master properties (Issue
+ * <a href="https://github.com/apache/accumulo/issues/1640">#1640</a>):</strong> Rename any
+ * ZooKeeper system properties that start with "master." to the equivalent property starting with
+ * "manager." instead (see the {@code renameOldMasterPropsinZK(ServerContext)} method). Note that
+ * this change was part of a larger effort to replace references to master with manager. See issues
+ * <a href="https://github.com/apache/accumulo/issues/1641">#1641</a>,
+ * <a href="https://github.com/apache/accumulo/issues/1642">#1642</a>, and
+ * <a href="https://github.com/apache/accumulo/issues/1643">#1643</a> as well.</li>
+ * </ul>
  */
 public class Upgrader9to10 implements Upgrader {