bbotella commented on code in PR #3733:
URL: https://github.com/apache/cassandra/pull/3733#discussion_r1880741201
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src/java/org/apache/cassandra/tools/nodetool/Status.java:
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@@ -179,15 +244,112 @@ private void addNode(String endpoint, Float owns,
HostStatWithPort hostStat, int
throw new RuntimeException(e);
}
- epDns = hostStat.ipOrDns(printPort);
if (isTokenPerNode)
+ return List.of(addressAndPort, statusAndState, epDns, load,
strOwns, hostID, hostStat.token, rack);
+ else
+ return List.of(addressAndPort, statusAndState, epDns, load,
String.valueOf(size), strOwns, hostID, rack);
+ }
+
+ private Boolean desc()
+ {
+ if(sortOrder==sortOrder.desc)
+ {
+ return true;
+ }
+ else if(sortOrder==sortOrder.asc)
{
- tableBuilder.add(statusAndState, epDns, load, strOwns, hostID,
hostStat.token, rack);
+ return false;
}
else
{
- tableBuilder.add(statusAndState, epDns, load,
String.valueOf(size), strOwns, hostID, rack);
+ return null;
+ }
+ }
+
+ private Map<String, List<Object>> sort(Map<String, List<Object>> map)
+ {
+ switch (sortBy)
+ {
+ case none:
+ return map;
+ case ip:
+ return sortInternal(map, SortBy.ip, 0, desc() != null ? desc()
: false); // default order is ascending
+ case load:
+ return sortInternal(map, SortBy.load, 3, desc() != null ?
desc() : true); // default order is descending
+ case id:
+ return sortInternal(map, SortBy.id, isTokenPerNode ? 5 : 6,
desc() != null ? desc() : false); // default order is ascending
+ case rack:
+ return sortInternal(map, SortBy.rack, 7, desc() != null ?
desc() : false); // default order is ascending
+ case owns:
+ return sortInternal(map, SortBy.owns, isTokenPerNode ? 4 : 5,
desc() != null ? desc() : true); // default order is descending
+ case status:
+ return sortInternal(map, SortBy.status, 1, desc() != null ?
desc() : true); // default order is descending
+ default:
+ throw new IllegalArgumentException("Sorting by " + sortBy + "
is not supported.");
}
}
+ private LinkedHashMap<String, List<Object>> sortInternal(Map<String,
List<Object>> data, SortBy sortBy, int index, boolean descending)
Review Comment:
I think using the actual methods implemented by `Comparable` should greatly
simplify this.
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