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From "Yegor Kozlov (Created) (JIRA)" <>
Subject [jira] [Created] (COMDEV-73) [GSoC2012] POI: Improve drawing support in HSSF
Date Wed, 21 Mar 2012 11:15:41 GMT
[GSoC2012] POI: Improve drawing support in HSSF

                 Key: COMDEV-73
             Project: Community Development
          Issue Type: New Feature
          Components: Mentoring
            Reporter: Yegor Kozlov

HSSF is the POI Project's pure Java implementation of the Excel '97(-2007) .xls file format.

One of drawbacks of the current implementation is limited support for Excel drawing layer:
HSSF can create new drawings from scratch but cannot modify existing ones. 

This drawback is frequently reported on the mailing lists and the fix is in high demand.

The student will need to have deep knowledge of the Excel Binary
(Biff8) and MS Drawing (Escher) formats and current architecture of

Mentor: Yegor Kozlov (

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