zjffdu commented on a change in pull request #3523: [ZEPPELIN-4326][spark]Spark
Interpreter restart failed when no suffic…
URL: https://github.com/apache/zeppelin/pull/3523#discussion_r347783956
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File path:
zeppelin-interpreter/src/main/java/org/apache/zeppelin/interpreter/LazyOpenInterpreter.java
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@@ -32,6 +34,7 @@
implements WrappedInterpreter {
private Interpreter intp;
volatile boolean opened = false;
+ private Lock lock = new ReentrantLock();
Review comment:
Why use both lock and synchronized ?
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