J4B Solaris packages are missing some documents including legal.
Compare with Self Extracting Bundle:

Self Extracting Bundle:
-----------------------
qt0 5.10 # ls -l
total 37234
-r--r--r-- 1 root root 4140 Mar 12 10:46 COPYRIGHT
-r--r--r-- 1 root root 12360 Mar 12 10:46 DistributionREADME
-r--r--r-- 1 root root 5600 Mar 12 10:46 ENTITLEMENT
-r--r--r-- 1 root root 18193 Mar 12 10:46 LICENSE
-r--r--r-- 1 root root 11889 Mar 12 10:46 README.html
-r--r--r-- 1 root root 12402 Mar 12 10:46 README_ja.html
-r--r--r-- 1 root root 10882 Mar 12 10:46 README_zh_CN.html
-r--r--r-- 1 root root 190102 Mar 12 10:46 THIRDPARTYLICENSEREADME.txt
drwxrwxr-x 2 root root 1024 Mar 12 13:50 bin
drwxrwxr-x 8 root root 512 Mar 12 13:50 db
drwxrwxr-x 11 root root 512 Mar 12 13:50 demo
drwxrwxr-x 3 root root 512 Mar 12 13:50 include
drwxrwxr-x 7 root root 512 Mar 13 15:17 jre
drwxrwxr-x 2 root root 512 Mar 13 15:17 lib
drwxrwxr-x 6 root root 512 Mar 12 13:50 man
-r--r--r-- 1 root root 5804 Mar 13 15:17 register.html
-r--r--r-- 1 root root 6233 Mar 13 15:17 register_ja.html
-r--r--r-- 1 root root 5414 Mar 13 15:17 register_zh_CN.html
drwxrwxr-x 10 root root 512 Mar 12 13:50 sample
-rw-rw-r-- 1 root root 18720609 Mar 12 10:45 src.zip
qt0 5.10 # ./bin/java -version
java version "1.6.0_05"
Java(TM) Platform, Standard Edition for Business (build 1.6.0_05-b16)
Java HotSpot(TM) Server VM (build 10.0-b19, mixed mode)
qt0 5.10 #


Packages - extracted bundle:
----------------------------
qt0 5.10 # ls -l
total 233182
-r--r--r-- 1 10 143 4140 Mar 12 21:42 COPYRIGHT
-r--r--r-- 1 10 143 18193 Mar 12 21:42 LICENSE
-r--r--r-- 1 10 143 11889 Mar 12 21:42 README.html
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6cfg
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6dev
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6dmo
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6jmp
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6man
drwxr-xr-x 4 10 143 512 Mar 12 16:25 SUNWj6rt
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-client
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-common
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-core
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-demo
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-docs
drwxrwxr-x 4 10 143 512 Mar 12 16:25 SUNWjavadb-javadoc
-rw-rw-rw- 1 root root 119261873 Mar 13 14:46 jdkfb-6u5-fcs-bin-b16-solaris-i586-12_mar_2008.tar.Z
qt0 5.10 #



Packages - installed files:
---------------------------
qt0 5.10 # ls SUNWj6*/reloc/jdk/instances/jdk1.6.0
SUNWj6dev/reloc/jdk/instances/jdk1.6.0:
LICENSE README_zh_CN.html include
README.html THIRDPARTYLICENSEREADME.txt lib
README_ja.html bin src.zip

SUNWj6dmo/reloc/jdk/instances/jdk1.6.0:
demo sample

SUNWj6jmp/reloc/jdk/instances/jdk1.6.0:
man

SUNWj6man/reloc/jdk/instances/jdk1.6.0:
man

SUNWj6rt/reloc/jdk/instances/jdk1.6.0:
COPYRIGHT bin jre
qt0 5.10 #



In particular for Java for Business the DistributionREADME and ENTITLEMENT are essential documents.