question: public void reopen ( ) throws IOException { super . reopen ( ) ; Debug . message ( "binaryfile" , "JarInputReader: reopening jarFile " + jarFileName ) ; if ( jarFile != null ) jarFile . close ( ) ; jarFile = null ; jarFile = new JarFile ( URLDecoder . decode ( jarFileName , "UTF-8" ) ) ; JarEntry entry = jarFile . getJarEntry ( jarEntryName ) ; inputStream = jarFile . getInputStream ( entry ) ; if ( inputStream == null ) { Debug . error ( "JarInputReader: Problem getting input stream for " + jarEntryName + " in " + jarFileName ) ; } }
target:  Reset the InputStream to the beginning, by closing the current connection and reopening it.