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https://issues.apache.org/jira/browse/STORM-1412?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Joseph Evans resolved STORM-1412.
----------------------------------------
Resolution: Fixed
Fix Version/s: 0.11.0
Thanks [~vesense],
I merged this into master.
> Null check should be done in the first place
> --------------------------------------------
>
> Key: STORM-1412
> URL: https://issues.apache.org/jira/browse/STORM-1412
> Project: Apache Storm
> Issue Type: Bug
> Components: storm-core
> Reporter: Xin Wang
> Assignee: Xin Wang
> Fix For: 0.11.0
>
>
> Null check should be done in the first place for class User, otherwise it may
> cause NullPointerException.
> before fix:
> {code}
> private void moveTopology(TopologyDetails topo, Set<TopologyDetails>
> src, String srcName, Set<TopologyDetails> dest, String destName) {
> LOG.debug("For User {} Moving topo {} from {} to {}", this.userId,
> topo.getName(), srcName, destName);
> if (topo == null) {
> return;
> }
> {code}
> after fix:
> {code}
> private void moveTopology(TopologyDetails topo, Set<TopologyDetails> src,
> String srcName, Set<TopologyDetails> dest, String destName) {
> if (topo == null) {
> return;
> }
> LOG.debug("For User {} Moving topo {} from {} to {}", this.userId,
> topo.getName(), srcName, destName);
> {code}
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