Uploaded image for project: 'RESTEasy'
  1. RESTEasy
  2. RESTEASY-1773

Unnecessary object creation in MediaTypeHelper

XMLWordPrintable

    • Icon: Enhancement Enhancement
    • Resolution: Done
    • Icon: Trivial Trivial
    • 3.5.0.CR1, 4.0.0.Beta2
    • 3.1.4.Final
    • jaxrs
    • None

      MediaTypeHelper creates new instance of MediaTypeComparator for every invocation of method using it. The comparator is collected by minor GC but is very noticeable in `jmap -histo`:

      num     #instances         #bytes  class name
----------------------------------------------
   1:       9792214     1319679080  [C
   2:       3527801      548777072  [B
   3:       4015784      283789264  [Ljava.lang.Object;
   4:       1535314      236687048  [I
   5:       6324191      151780584  java.lang.String
   6:       4591782      146937024  java.util.HashMap$Node
   7:       7942616      127081856  org.jboss.resteasy.util.MediaTypeHelper$MediaTypeComparator

              rhn-support-asoldano Alessio Soldano
              lstosik Łukasz Stosik (Inactive)
              Votes:
              0 Vote for this issue
              Watchers:
              1 Start watching this issue

                Created:
                Updated:
                Resolved: