Github user ctubbsii commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/253#discussion_r129917588
--- Diff:
server/base/src/main/java/org/apache/accumulo/server/fs/VolumeManagerImpl.java
---
@@ -464,16 +472,22 @@ public ContentSummary getContentSummary(Path dir)
throws IOException {
return getVolumeByPath(dir).getFileSystem().getContentSummary(dir);
}
- // Only used as a fall back if the configured chooser misbehaves.
- private final VolumeChooser failsafeChooser = new RandomVolumeChooser();
-
@Override
public String choose(VolumeChooserEnvironment env, String[] options) {
- final String choice = chooser.choose(env, options);
- if (!(ArrayUtils.contains(options, choice))) {
- log.error("The configured volume chooser, '" + chooser.getClass() +
"', or one of its delegates returned a volume not in the set of options
provided; "
- + "will continue by relying on a RandomVolumeChooser. You should
investigate and correct the named chooser.");
- return failsafeChooser.choose(env, options);
+ final String choice;
+ try {
+ choice = chooser.choose(env, options);
+
+ if (!(ArrayUtils.contains(options, choice))) {
+ // we may want to go with random if they chooser was not overridden
+ String msg = "The configured volume chooser, '" +
chooser.getClass()
+ + "', or one of its delegates returned a volume not in the set
of options provided";
+ log.error(msg);
--- End diff --
Should probably not log and throw. We should log or throw, and if we throw,
leave logging to the caller. This avoids spammy redundant logs.
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