@Override
        public InputStream createInputStream() {
            try {
                if (content != null) throw new UnsupportedOperationException("Not implemented for mock file content");
                if ( ! exists()) throw new FileNotFoundException("File '" + file + "' does not exist");
                return new BufferedInputStream(new FileInputStream(file));
            }
            catch (IOException e) {
                throw new UncheckedIOException(e);
            }
        }
The content of this file, or null to read it from the file system.
config-model/src/main/java/com/yahoo/config/model/test/MockApplicationPackage.java