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Opened 22 months ago

Closed 21 months ago

Last modified 20 months ago

#19752 closed enhancement (fixed)

[Patch] StyleCache.intern: use HashMap instead of Storage

Reported by: simon04 Owned by: simon04
Priority: normal Milestone: 20.11
Component: Core Version:
Keywords: yourkit performance intern hashmap Cc:

Description (last modified by simon04)

  1. Start JOSM
  2. Install pbf plugin
  3. Open montenegro-latest.osm.pbf

Time spent in StyleCache.intern is reduced from 13_919 ms to 926 ms.

"Merged Call Tree","Time Diff (ms)","Old Time (ms)","New Time (ms)","Level"
"org.openstreetmap.josm.gui.mappaint.StyleCache.intern() StyleCache.java","-12992","13919","926","1"
"java.util.HashMap.computeIfAbsent(Object, Function) HashMap.java","916","0","916","2"
"org.openstreetmap.josm.data.osm.Storage.putUnique(Object) Storage.java","-13648","13648","0","2"

Attachments (1)

19752.patch​ (2.4 KB) - added by simon04 22 months ago.

Download all attachments as: .zip

Change History (5)

Changed 22 months ago by simon04

Attachment: 19752.patch​ added

comment:1 Changed 22 months ago by simon04

Description: modified (diff)

comment:2 Changed 21 months ago by Don-vip

Milestone: 20.09 → 20.10

comment:3 Changed 21 months ago by simon04

Resolution: → fixed
Status: assigned → closed

In 17101/josm:

fix #19752 - StyleCache.intern: use HashMap instead of Storage

comment:4 Changed 20 months ago by Don-vip

Milestone: 20.10 → 20.11

Milestone renamed

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