Github user chtyim commented on a diff in the pull request:
https://github.com/apache/twill/pull/14#discussion_r91844855
--- Diff:
twill-yarn/src/main/java/org/apache/twill/yarn/YarnTwillPreparer.java ---
@@ -384,6 +408,24 @@ private void setEnv(String runnableName, Map<String,
String> env, boolean overwr
}
}
+ private void saveLogLevels(LogEntry.Level level) {
+ level = level == null ? LogEntry.Level.INFO : level;
+ Map<String, String> appLogLevels = new HashMap<>();
+ appLogLevels.put(Logger.ROOT_LOGGER_NAME, level.name());
+ for (String runnableName : twillSpec.getRunnables().keySet()) {
+ this.logLevels.put(runnableName, appLogLevels);
+ }
+ }
+
+ private void saveLogLevels(String runnableName, Map<String,
LogEntry.Level> logLevels) {
+ Map<String, String> newLevels = new HashMap<>();
+ for (Map.Entry<String, LogEntry.Level> entry : logLevels.entrySet()) {
+ Preconditions.checkArgument(entry.getValue() != null, "Log level
cannot be null for logger {}", entry.getKey());
+ newLevels.put(entry.getKey(), entry.getValue().name());
+ }
+ this.logLevels.get(runnableName).putAll(newLevels);
--- End diff --
We should always create a new map instead of calling `putAll`. The reason
is the exposed method is call `setLogLevels`, not `addLogLevels` or
`appendLogLevels`, which implies a overwriting instead of appending.
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