keith-turner commented on code in PR #5888:
URL: https://github.com/apache/accumulo/pull/5888#discussion_r2356208687
##########
server/base/src/main/java/org/apache/accumulo/server/util/UpgradeUtil.java:
##########
@@ -63,13 +67,51 @@ public String description() {
return "utility used to perform various upgrade steps for an Accumulo
instance";
}
+ private static class UpgradeUsageFormatter extends DefaultUsageFormatter {
+
+ public UpgradeUsageFormatter(JCommander commander) {
+ super(commander);
+ }
+
+ @Override
+ public void appendMainLine(StringBuilder out, boolean hasOptions, boolean
hasCommands,
+ int indentCount, String indent) {
+ super.appendMainLine(out, hasOptions, hasCommands, indentCount, indent);
+
+ out.append("\n");
+ out.append(indent)
+ .append(" The upgrade command is intended to be used in the
following way :\n");
+ out.append(indent).append(" 1. Stop older version of accumulo\n");
+ out.append(indent)
+ .append(" 2. Run 'accumulo upgrade --prepare' using the older
version of accumulo\n");
+ out.append(indent).append(" 3. Setup the newer version of the
accumulo software\n");
+ out.append(indent)
+ .append(" 4. Run 'accumulo upgrade --start' using the newer
version of accumulo\n");
+ out.append(indent).append(
+ " 5. Start accumulo using the newer version and let the manager
complete the upgrade\n");
+ out.append("\n");
+ }
+ }
+
+ public static void main(String[] args) {
Review Comment:
I was using that to quickly test what the output looked like, forgot to
remove it. Removed it
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