Use egrep-style extended pattern matching.
ls !(*.jar)
This is available starting with bash-2.02-alpha1.
Must first be enabled with
shopt -s extglob
As of bash-4.1-alpha there is a config option to enable this by default.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…