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Fixed concurrency issue in IndexedObservableList (#961)

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Update map with new indexes after element is removed

Fixes #915
This commit is contained in:
Dominique 2019-04-25 18:22:28 +02:00 • committed by Pierre-Marie Padiou
parent 65918ec0de
commit 9c41ee56b6
1 changed files with 7 additions and 0 deletions
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7
eclair-node-gui/src/main/scala/fr/acinq/eclair/gui/utils/IndexedObservableList.scala
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@ -52,6 +52,13 @@ class IndexedObservableList[K, V] {
val index = map2index.get(key)
map2index.remove(key)
list.remove(index)
// now we need to decrement all higher indices by 1
import scala.collection.JavaConversions._
for (entry <- map2index.entrySet()) {
if (entry.getValue > index) {
map2index.put(entry.getKey, entry.getValue - 1)
}
}
}
}