question: private final boolean checkJarForPackage ( final JarFile jar ) { Enumeration < JarEntry > jarEntries = jar . entries ( ) ; while ( jarEntries . hasMoreElements ( ) ) { JarEntry je = jarEntries . nextElement ( ) ; String entryName = je . getName ( ) ; if ( entryName . startsWith ( packageNameWithSlashes ) ) { return true ; } } return false ; }
target:  Checks to see if the jar file contains the qual package of a specific checker