Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/3661#discussion_r21931382
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/ContextWaiter.scala ---
@@ -17,30 +17,63 @@
package org.apache.spark.streaming
+import java.util.concurrent.TimeUnit
+import java.util.concurrent.locks.ReentrantLock
+
private[streaming] class ContextWaiter {
+
+ private val lock = new ReentrantLock()
+ private val condition = lock.newCondition()
+
+ // Guarded by "lock"
private var error: Throwable = null
- private var stopped: Boolean = false
- def notifyError(e: Throwable) = synchronized {
- error = e
- notifyAll()
- }
+ // Guarded by "lock"
+ private var stopped: Boolean = false
- def notifyStop() = synchronized {
- stopped = true
- notifyAll()
+ def notifyError(e: Throwable) = {
+ lock.lock()
+ try {
+ error = e
+ condition.signalAll()
+ } finally {
+ lock.unlock()
+ }
}
- def waitForStopOrError(timeout: Long = -1) = synchronized {
- // If already had error, then throw it
- if (error != null) {
- throw error
+ def notifyStop() = {
--- End diff --
Same here: could this have an explicit `: Unit` type?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
