is it possible to read keys inside the property file ?
greetings all
i am using spring framework & messageSource & PropertyPlaceholderConfigurer to deal with property files 
and i want to so something like the following ?

    key.num1=value1
    key.num2= i am using ${key.num1}
in a key read the value of another key.
how to do so ?
is it possible to read keys inside the property file ?
===

greetings all
i am using spring framework & messageSource & PropertyPlaceholderConfigurer to deal with property files 
and i want to so something like the following ?

    key.num1=value1
    key.num2= i am using ${key.num1}
in a key read the value of another key.
how to do so ?