[jira] [Updated] (HBASE-21827) CompletableFuture may wrap the original Throwable with CompletionException while propagating it
[ https://issues.apache.org/jira/browse/HBASE-21827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Duo Zhang updated HBASE-21827: -- Issue Type: Umbrella (was: Bug) > CompletableFuture may wrap the original Throwable with CompletionException > while propagating it > --- > > Key: HBASE-21827 > URL: https://issues.apache.org/jira/browse/HBASE-21827 > Project: HBase > Issue Type: Umbrella > Components: asyncclient, Client >Reporter: Duo Zhang >Assignee: Duo Zhang >Priority: Critical > > See the stack overflow post > https://stackoverflow.com/questions/49230980/does-completionstage-always-wrap-exceptions-in-completionexception > It seems that, for a chain of CompletableFutures, the first child will > receive the original exception, and the latter ones will receive a > CompletionException, which is the wrapper of the original exception. > This is also what I observed when debugging HBASE-21779. We need to fix this, > at least, we should unwrap it when we want to return exceptions to users. -- This message was sent by Atlassian JIRA (v7.6.3#76005)
[jira] [Updated] (HBASE-21827) CompletableFuture may wrap the original Throwable with CompletionException while propagating it
[ https://issues.apache.org/jira/browse/HBASE-21827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Duo Zhang updated HBASE-21827: -- Fix Version/s: (was: 2.3.0) (was: 2.2.0) (was: 3.0.0) > CompletableFuture may wrap the original Throwable with CompletionException > while propagating it > --- > > Key: HBASE-21827 > URL: https://issues.apache.org/jira/browse/HBASE-21827 > Project: HBase > Issue Type: Bug > Components: asyncclient, Client >Reporter: Duo Zhang >Assignee: Duo Zhang >Priority: Critical > > See the stack overflow post > https://stackoverflow.com/questions/49230980/does-completionstage-always-wrap-exceptions-in-completionexception > It seems that, for a chain of CompletableFutures, the first child will > receive the original exception, and the latter ones will receive a > CompletionException, which is the wrapper of the original exception. > This is also what I observed when debugging HBASE-21779. We need to fix this, > at least, we should unwrap it when we want to return exceptions to users. -- This message was sent by Atlassian JIRA (v7.6.3#76005)