using adobe-component-ext.properties file

I find file adobe-component-ext.properties under app-server-root/bin
Has any one used this file succesfully to extend classpath as mentioned below?
Thanks
Yog

#Adds additional jars and directories to the classpath of the DSC
##################################
#FORMAT:
##################################
#
#[ComponentID].ext=[Comma separated list of Jar files and/or directories]
#
##################################
#EXAMPLE:
##################################
#
#Expands the class path of Bean Shell DSC to include 'fileDir' and 'dependency.jar'