[jira] [Created] (HDDS-8826) Avoid String to UUID conversion in SCMNodeManager

["Attila Doroszlai (Jira)" <ji...@apache.org>]

Attila Doroszlai created HDDS-8826:
--------------------------------------

             Summary: Avoid String to UUID conversion in SCMNodeManager
                 Key: HDDS-8826
                 URL: https://issues.apache.org/jira/browse/HDDS-8826
             Project: Apache Ozone
          Issue Type: Improvement
          Components: SCM
            Reporter: Attila Doroszlai
            Assignee: Attila Doroszlai


SCMNodeManager#getNodeByUuid should support UUID param to avoid unnecessary conversion.

{code:title=https://github.com/apache/ozone/blob/2f71e041ab54cf7acabcf75aba8bc25e3f353490/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/SCMNodeManager.java#L1350-L1358}
  public DatanodeDetails getNodeByUuid(String uuid) {
    if (Strings.isNullOrEmpty(uuid)) {
      LOG.warn("uuid is null");
      return null;
    }
    DatanodeDetails temp = DatanodeDetails.newBuilder()
        .setUuid(UUID.fromString(uuid)).build();
    try {
      return nodeStateManager.getNode(temp);
{code}



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