How to run the Shell Script from external directory using java?

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http://www.unix.com – Hi, I have created a Shell Script and invoke through java using Process Builder It's working fine, if (Shell script file ) in the same directory as java file. By Problem: How to run the Shell Script file( resides in external directory) using java. What configuration i have to do in java. Please Suggest me, Thank you and Regards, Nanthagopal A (HowTos)