package-version=${version;===;${Bundle-Version}}
logging-version=${version;===;1.2.0}
pool-version=${version;===;2.6.0}

Import-Package: \
 !org.apache.commons.dbcp*, \
 javax.sql*, \
 javax.transaction*;version="1.1";resolution:=optional, \
 org.apache.commons.logging*;version="${range;[==,+);${logging-version}}", \
 org.apache.commons.pool*;version="${range;[==,+);${pool-version}}", \
 *;resolution:=optional

Export-Package: \
 !about.html,!about_files, \
 *.internal.*;x-internal:=true;version="${package-version}", \
 *.implementation.*;x-internal:=true;version="${package-version}", \
 *.impl.*;x-internal:=true;version="${package-version}", \
 *;version="${package-version}"