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restore server selector behaviour

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This commit is contained in:
fjy 2013-05-22 23:53:31 -07:00
parent 3299900690
commit 1537bcf55a
1 changed files with 6 additions and 1 deletions
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7
client/src/main/java/com/metamx/druid/client/selector/ServerSelector.java
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@ -83,7 +83,12 @@ public class ServerSelector
public QueryableDruidServer pick() public QueryableDruidServer pick()
{ {
synchronized (this) { synchronized (this) {
return Collections.min(servers, comparator); final int size = servers.size();
switch (size) {
case 0: return null;
case 1: return servers.iterator().next();
default: return Collections.min(servers, comparator);
}
} }
} }
} }