Github user paul-rogers commented on a diff in the pull request:
https://github.com/apache/drill/pull/795#discussion_r108051728
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/SchemaTreeProvider.java
---
@@ -48,7 +55,8 @@
public SchemaTreeProvider(final DrillbitContext dContext) {
this.dContext = dContext;
schemaTreesToClose = Lists.newArrayList();
- isImpersonationEnabled =
dContext.getConfig().getBoolean(ExecConstants.IMPERSONATION_ENABLED);
+ final DrillConfig config = dContext.getConfig();
+ isImpersonationEnabled = config == null? false :
config.getBoolean(ExecConstants.IMPERSONATION_ENABLED);
--- End diff --
Under what conditions will the config be null? Actually, should never be;
we depend on config everywhere. So, just get the boolean and let the code get
an NPE if someone makes a mistake and omits the (required) config.
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