#!/bin/bash TMP=$(mktemp --directory) pushd build for JAR in $(find . -name "*.jar" -a -not -name "*-sources.jar" -a -not -name "*-javadoc.jar") do echo "Checking ${JAR}..." unzip -qq -d ${TMP} ${JAR} find ${TMP} -name "*.class" | xargs file -b | sort -u rm -rf ${TMP}/* echo done popd rm -rf ${TMP}