Bug 532364 - [compiler] Use constant for empty Annotation arrays
Summary: [compiler] Use constant for empty Annotation arrays
Status: NEW
Alias: None
Product: JDT
Classification: Eclipse Project
Component: Core (show other bugs)
Version: 4.8   Edit
Hardware: All All
: P3 enhancement (vote)
Target Milestone: ---   Edit
Assignee: JDT-Core-Inbox CLA
QA Contact:
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-03-12 17:00 EDT by Karsten Thoms CLA
Modified: 2018-10-22 11:29 EDT (History)
1 user (show)

See Also:
karsten.thoms: review? (manoj.palat)

Attachments
Screenshot: Profiler (680.04 KB, image/png)
2018-03-12 17:00 EDT, Karsten Thoms CLA 		no flags Details
Screenshot: Current workspace empty JDT arrays (262.45 KB, image/png)
2018-10-22 11:29 EDT, Karsten Thoms CLA 		no flags Details
View All Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Karsten Thoms CLA 2018-03-12 17:00:55 EDT 
Created attachment 273091 [details]
Screenshot: Profiler

Memory consumption can be reduced when AST instances use an empty array constant when setting empty values.

This was the top entry in a memory snapshot for category zero-length array duplicates, see screenshot.
Comment 1 Karsten Thoms CLA 2018-10-22 11:29:01 EDT 
Created attachment 276347 [details]
Screenshot: Current workspace empty JDT arrays