To find the JRE/Java version used by Client Machine,
-bash-4.1$ cat $FORMS_WEB_CONFIG_FILE|grep sun_plugin_version
sun_plugin_version=1.6.0_45
(or)
-bash-4.1$ grep plugin $CONTEXT_FILE
1.6.0_45</sun_plugin_ver>
jdk
-bash-4.1$
(or)
cd $COMMON_TOP/webapps/oacore/util/jinitiator
-bash-4.1$ ls -ltr
-rwxrwxr-x 1 applmgr applmgr 17090992 Aug 10 2013 j2se16045.exe
-bash-4.1$
j2se16045.exe means client machine uses jre1.6.0_45.
The name j2se16045.exe as when we do jre upgrade, will move as follows
mv jre-6u45-windows-i586.exe $COMMON_TOP/webapps/oacore/util/jinitiator/j2se16045.exe
-bash-4.1$ cat $FORMS_WEB_CONFIG_FILE|grep sun_plugin_version
sun_plugin_version=1.6.0_45
(or)
-bash-4.1$ grep plugin $CONTEXT_FILE
-bash-4.1$
(or)
cd $COMMON_TOP/webapps/oacore/util/jinitiator
-bash-4.1$ ls -ltr
-rwxrwxr-x 1 applmgr applmgr 17090992 Aug 10 2013 j2se16045.exe
-bash-4.1$
j2se16045.exe means client machine uses jre1.6.0_45.
The name j2se16045.exe as when we do jre upgrade, will move as follows
mv jre-6u45-windows-i586.exe $COMMON_TOP/webapps/oacore/util/jinitiator/j2se16045.exe