[ https://issues.apache.org/jira/browse/LUCENE-5638?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Robert Muir updated LUCENE-5638: -------------------------------- Attachment: LUCENE-5638.patch Core tests are passing. Some analysis/common tests fail: {noformat} [junit4] Tests with failures: [junit4] - org.apache.lucene.analysis.wikipedia.WikipediaTokenizerTest.testRandomStrings [junit4] - org.apache.lucene.analysis.wikipedia.WikipediaTokenizerTest.testRandomHugeStrings [junit4] - org.apache.lucene.analysis.miscellaneous.TestWordDelimiterFilter.testRandomStrings [junit4] - org.apache.lucene.analysis.miscellaneous.TestWordDelimiterFilter.testRandomHugeStrings [junit4] - org.apache.lucene.analysis.path.TestPathHierarchyTokenizer.testRandomStrings [junit4] - org.apache.lucene.analysis.path.TestPathHierarchyTokenizer.testRandomHugeStrings [junit4] - org.apache.lucene.analysis.path.TestReversePathHierarchyTokenizer.testRandomStrings [junit4] - org.apache.lucene.analysis.path.TestReversePathHierarchyTokenizer.testRandomHugeStrings {noformat} Looking into these now... > Default Attributes are expensive > -------------------------------- > > Key: LUCENE-5638 > URL: https://issues.apache.org/jira/browse/LUCENE-5638 > Project: Lucene - Core > Issue Type: Bug > Components: modules/analysis > Reporter: Robert Muir > Attachments: LUCENE-5638.patch, LUCENE-5638.patch, LUCENE-5638.patch > > > Changes like LUCENE-5634 make it clear that the default AttributeFactory > stuff has a very high cost: weakmaps/reflection/etc. > Additionally I think clearAttributes() is more expensive than it should be: > it has to traverse a linked-list, calling clear() per token. > Operations like cloning (save/restoreState) have a high cost tll. > Maybe we can have a better Default? In other words, rename > DEFAULT_ATTRIBUTE_FACTORY to REFLECTION_ATTRIBUTE_FACTORY, and instead have a > faster default factory that just has one AttributeImpl with the "core ones" > that 95% of users are dealing with (TOKEN_ATTRIBUTE_FACTORY?): anything > outside of that falls back to reflection. -- This message was sent by Atlassian JIRA (v6.2#6252) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org