problem whil in exec command

i doing project called multiple compiler in single platform, in that, i complie and execute all program using "exec" command, but i cannot able to give input @ run time, so plz if u have any idea suggest me to finish my project.........................
[259 byte] By [thangama] at [2007-10-3 2:18:40]
# 1
1) http://www.javaworld.com/javaworld/jw-12-2000/jw-1229-traps.html2) Read the API about how to provide input using the Process instance
CeciNEstPasUnProgrammeura at 2007-7-14 19:17:34 > top of Java-index,Java Essentials,Java Programming...
# 2

> i doing project called multiple compiler in single

> platform, in that, i complie and execute all program

> using "exec" command, but i cannot able to give input

> @ run time, so plz if u have any idea suggest me to

> finish my project.........................

What is it that you are specifically trying to do? (Don't tell me about the project , just what the Java question is )

zadoka at 2007-7-14 19:17:34 > top of Java-index,Java Essentials,Java Programming...