Some metrics from sloccount:

SLOC    Directory       SLOC-by-Language (Sorted)
40294   ojb             java=40294
32954   taskmodel-core  java=32954
27168   elatePA         java=24303,jsp=2631,perl=133,php=101
26425   applications    java=26420,jsp=5
4415    taskmodel-core-view java=3248,jsp=1167
1045    api             java=1045
707     taskmodel-api   java=707
367     jetspeed-deploy java=367
358     target          jsp=358
0       ajax            (none)
0       CVS             (none)
0       doc             (none)
0       etc             (none)
0       jaxb            (none)
0       old             (none)
0       top_dir         (none)


Totals grouped by language (dominant language first):
java:        129338 (96.71%)
jsp:           4161 (3.11%)
perl:           133 (0.10%)
php:            101 (0.08%)




Total Physical Source Lines of Code (SLOC)                = 133,733
Development Effort Estimate, Person-Years (Person-Months) = 34.16 (409.98)
 (Basic COCOMO model, Person-Months = 2.4 * (KSLOC**1.05))
Schedule Estimate, Years (Months)                         = 2.05 (24.59)
 (Basic COCOMO model, Months = 2.5 * (person-months**0.38))
Estimated Average Number of Developers (Effort/Schedule)  = 16.67
Total Estimated Cost to Develop                           = $ 4,615,217
 (average salary = $56,286/year, overhead = 2.40).
SLOCCount, Copyright (C) 2001-2004 David A. Wheeler
SLOCCount is Open Source Software/Free Software, licensed under the GNU GPL.
SLOCCount comes with ABSOLUTELY NO WARRANTY, and you are welcome to
redistribute it under certain conditions as specified by the GNU GPL license;
see the documentation for details.
Please credit this data as "generated using David A. Wheeler's 'SLOCCount'."