[jira] [Resolved] (SOLR-17534) Add ClusterState.getCollectionNames

["David Smiley (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SOLR-17534?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Smiley resolved SOLR-17534.
---------------------------------
    Fix Version/s: 9.8
       Resolution: Fixed

> Add ClusterState.getCollectionNames
> -----------------------------------
>
>                 Key: SOLR-17534
>                 URL: https://issues.apache.org/jira/browse/SOLR-17534
>             Project: Solr
>          Issue Type: Improvement
>      Security Level: Public(Default Security Level. Issues are Public) 
>          Components: SolrCloud
>            Reporter: David Smiley
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 9.8
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> Refactoring to introduce getCollectionNames(). The motivation is to reduce callers of getCollectionsMap and getCollectionStates, which I want to deprecate & replace with something else in another JIRA.
> {code:java}
>   /**
>    * The collection names. Like a Set but might not implement it. Immutable; non-null. Some names
>    * returned might not resolve via {@link #getCollectionOrNull(String)}, so consider this a close
>    * approximation.
>    */
>   public Collection<String> getCollectionNames() {
>     // should we document we are sorted too?  Albeit that ties our hands.
>     return immutableCollectionStates.keySet();
>   }
> {code}



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