can we run a Batch file from our java program

Hi,
I want to know how to run a .bat file or .cmd file by using a java program,my batch file may consist of some MS DOS commands like

dir
cd c:\kkk\.........
help
javac


some more like this .........

please reply me if you know about it.

Hi,

Welcome to JavaRanch!

See the family of methods named "exec()" in the java.lang.Runtime class; they allow you to run external programs from Java. You'll need to run the command shell with the batch file as an argument, like "cmd.exe /c batch.bat".