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https://issues.apache.org/jira/browse/HDDS-1340?focusedWorklogId=219421&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-219421
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ASF GitHub Bot logged work on HDDS-1340:
----------------------------------------
Author: ASF GitHub Bot
Created on: 27/Mar/19 16:35
Start Date: 27/Mar/19 16:35
Worklog Time Spent: 10m
Work Description: avijayanhwx commented on pull request #648: HDDS-1340.
Add List Containers API for Recon
URL: https://github.com/apache/hadoop/pull/648#discussion_r269657755
##########
File path:
hadoop-ozone/ozone-recon/src/main/java/org/apache/hadoop/ozone/recon/spi/impl/ContainerDBServiceProviderImpl.java
##########
@@ -163,4 +165,21 @@ public Integer getCountForForContainerKeyPrefix(
return prefixes;
}
+ /**
+ * Iterate the DB to construct a unique set of containerIDs.
+ *
+ * @return List of containerIDs.
+ * @throws IOException
+ */
+ @Override
+ public Set<Long> getContainerIDList() throws IOException {
+ Set<Long> containerIDs = new HashSet<>();
Review comment:
(Minor) LinkedHashSet may be better if we want to preserve containerId
ordering on iteration.
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Issue Time Tracking
-------------------
Worklog Id: (was: 219421)
Time Spent: 2h (was: 1h 50m)
> Add List Containers API for Recon
> ---------------------------------
>
> Key: HDDS-1340
> URL: https://issues.apache.org/jira/browse/HDDS-1340
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Components: Ozone Recon
> Reporter: Vivek Ratnavel Subramanian
> Assignee: Vivek Ratnavel Subramanian
> Priority: Major
> Labels: pull-request-available
> Time Spent: 2h
> Remaining Estimate: 0h
>
> Recon server should support "/containers" API that lists all the containers
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