Github user paul-rogers commented on a diff in the pull request:
https://github.com/apache/drill/pull/868#discussion_r126828326
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/server/options/SystemOptionManager.java
---
@@ -48,11 +50,46 @@
* Only one instance of this class exists per drillbit. Options set at the
system level affect the entire system and
* persist between restarts.
*/
+
+/**
+ * Drill has two different config systems each with its own
namespace.First being the HOCON based boot time config
+ * system.This is a hierarchical system where the top layers override the
bottom ones in the following order
+ *
+ * Java System Options
+ * distrib.conf
+ * drill-override.conf
+ * drill-module.conf
--- End diff --
As it turns out, Javadoc is just fancy HTML. So, a list should be:
```
<ul>
<li>Java System Options</li>
<li>...</li>
</ul>
```
In Eclipse, you can over the cursor over a symbol to see the formatted
Javadoc. Does IntelliJ have something similar so you can see the formatted
version?
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