Seems like exec parses the command with StringTokenizer [1]. This may have some difficulty parsing with quotes. Try using the array form of this command to explicitly define your String tokens [2].
Ref: 1. http://docs.oracle.com/javase/7/docs/api/java/lang/Runtime.html#exec(java.lang.String,%20java.lang.String[],%20java.io.File) 2. http://docs.oracle.com/javase/7/docs/api/java/lang/Runtime.html#exec(java.lang.String[],%20java.lang.String[],%20java.io.File) -Abe On Thu, Dec 25, 2014 at 5:24 AM, Vineet Mishra <clearmido...@gmail.com> wrote: > exec