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Yonik Seeley commented on SOLR-1707: ------------------------------------ True immutability? What's that mean over Collections.unmodifiableMap()? And how do we know these are faster or more memory efficient? > Use google collections immutable collections instead of > Collections.unmodifiable** > ---------------------------------------------------------------------------------- > > Key: SOLR-1707 > URL: https://issues.apache.org/jira/browse/SOLR-1707 > Project: Solr > Issue Type: Improvement > Reporter: Noble Paul > Assignee: Noble Paul > Fix For: 1.5 > > Attachments: SOLR-1707.patch > > > google collections offer true immutability and more memory efficiency -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.