Michael McCandless created LUCENE-5634:
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Summary: Reuse TokenStream instances in Field
Key: LUCENE-5634
URL: https://issues.apache.org/jira/browse/LUCENE-5634
Project: Lucene - Core
Issue Type: Improvement
Reporter: Michael McCandless
Fix For: 4.9, 5.0
If you don't reuse your Doc/Field instances (which is very expert: I
suspect few apps do) then there's a lot of garbage created to index each
StringField because we make a new StringTokenStream or
NumericTokenStream (and their Attributes).
We should be able to re-use these instances via a static
ThreadLocal...
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