[ 
https://issues.apache.org/jira/browse/IGNITE-20630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Mikhail Pochatkin updated IGNITE-20630:
---------------------------------------
    Description: 
{code:java}
java.lang.AssertionError: java.util.concurrent.ExecutionException: 
java.lang.NullPointerException
at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:78)
at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:35)
at org.hamcrest.TypeSafeMatcher.matches(TypeSafeMatcher.java:67)
at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:10)
at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:6)
at 
org.apache.ignite.internal.deployment.ItDeploymentUnitTest.testAbaValidation(ItDeploymentUnitTest.java:268)
…
Caused by: java.util.concurrent.ExecutionException: 
java.lang.NullPointerException
at 
java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
at 
java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2022)
at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:74)
... 92 more
Caused by: java.lang.NullPointerException
at 
org.apache.ignite.network.DefaultMessagingService.invoke0(DefaultMessagingService.java:257)
at 
org.apache.ignite.network.DefaultMessagingService.invoke(DefaultMessagingService.java:174)
at 
org.apache.ignite.internal.deployunit.DeployMessagingService.downloadUnitContent(DeployMessagingService.java:116)
at 
org.apache.ignite.internal.deployunit.DeploymentManagerImpl.lambda$onDemandDeploy$20(DeploymentManagerImpl.java:361)
at 
java.base/java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:1072)
at 
java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)
at 
java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)
at 
org.apache.ignite.internal.util.subscription.AccumulatorSubscriber.onComplete(AccumulatorSubscriber.java:65)
at 
org.apache.ignite.internal.metastorage.impl.CursorSubscription.processRequest(CursorSubscription.java:137)
at 
org.apache.ignite.internal.metastorage.impl.CursorSubscription.lambda$requestNextBatch$0(CursorSubscription.java:159)
at 
java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)
at 
java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837)
at 
java.base/java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:478)
at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834) {code}

  was:
java.lang.AssertionError: java.util.concurrent.ExecutionException: 
java.lang.NullPointerException
  at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:78)
  at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:35)
  at org.hamcrest.TypeSafeMatcher.matches(TypeSafeMatcher.java:67)
  at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:10)
  at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:6)
  at 
org.apache.ignite.internal.deployment.ItDeploymentUnitTest.testAbaValidation(ItDeploymentUnitTest.java:268)

…

Caused by: java.util.concurrent.ExecutionException: 
java.lang.NullPointerException
  at 
java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
  at 
java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2022)
  at 
org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:74)
  ... 92 more
Caused by: java.lang.NullPointerException
  at 
org.apache.ignite.network.DefaultMessagingService.invoke0(DefaultMessagingService.java:257)
  at 
org.apache.ignite.network.DefaultMessagingService.invoke(DefaultMessagingService.java:174)
  at 
org.apache.ignite.internal.deployunit.DeployMessagingService.downloadUnitContent(DeployMessagingService.java:116)
  at 
org.apache.ignite.internal.deployunit.DeploymentManagerImpl.lambda$onDemandDeploy$20(DeploymentManagerImpl.java:361)
  at 
java.base/java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:1072)
  at 
java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)
  at 
java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)
  at 
org.apache.ignite.internal.util.subscription.AccumulatorSubscriber.onComplete(AccumulatorSubscriber.java:65)
  at 
org.apache.ignite.internal.metastorage.impl.CursorSubscription.processRequest(CursorSubscription.java:137)
  at 
org.apache.ignite.internal.metastorage.impl.CursorSubscription.lambda$requestNextBatch$0(CursorSubscription.java:159)
  at 
java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)
  at 
java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837)
  at 
java.base/java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:478)
  at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
  at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
  at java.base/java.lang.Thread.run(Thread.java:834)


> Fix NPE in download deployment unit method
> ------------------------------------------
>
>                 Key: IGNITE-20630
>                 URL: https://issues.apache.org/jira/browse/IGNITE-20630
>             Project: Ignite
>          Issue Type: Improvement
>            Reporter: Mikhail Pochatkin
>            Priority: Major
>              Labels: ignite-3
>
> {code:java}
> java.lang.AssertionError: java.util.concurrent.ExecutionException: 
> java.lang.NullPointerException
> at 
> org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:78)
> at 
> org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:35)
> at org.hamcrest.TypeSafeMatcher.matches(TypeSafeMatcher.java:67)
> at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:10)
> at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:6)
> at 
> org.apache.ignite.internal.deployment.ItDeploymentUnitTest.testAbaValidation(ItDeploymentUnitTest.java:268)
> …
> Caused by: java.util.concurrent.ExecutionException: 
> java.lang.NullPointerException
> at 
> java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> at 
> java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2022)
> at 
> org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.matchesSafely(CompletableFutureMatcher.java:74)
> ... 92 more
> Caused by: java.lang.NullPointerException
> at 
> org.apache.ignite.network.DefaultMessagingService.invoke0(DefaultMessagingService.java:257)
> at 
> org.apache.ignite.network.DefaultMessagingService.invoke(DefaultMessagingService.java:174)
> at 
> org.apache.ignite.internal.deployunit.DeployMessagingService.downloadUnitContent(DeployMessagingService.java:116)
> at 
> org.apache.ignite.internal.deployunit.DeploymentManagerImpl.lambda$onDemandDeploy$20(DeploymentManagerImpl.java:361)
> at 
> java.base/java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:1072)
> at 
> java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)
> at 
> java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)
> at 
> org.apache.ignite.internal.util.subscription.AccumulatorSubscriber.onComplete(AccumulatorSubscriber.java:65)
> at 
> org.apache.ignite.internal.metastorage.impl.CursorSubscription.processRequest(CursorSubscription.java:137)
> at 
> org.apache.ignite.internal.metastorage.impl.CursorSubscription.lambda$requestNextBatch$0(CursorSubscription.java:159)
> at 
> java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)
> at 
> java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837)
> at 
> java.base/java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:478)
> at 
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> at 
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> at java.base/java.lang.Thread.run(Thread.java:834) {code}



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