public void verify() throws IOException, InvalidContentException {
BundleFile currentContent = content;
if (currentContent == null)
throw new InvalidContentException("The content was not set", null); //$NON-NLS-1$
BundleEntry entry = null;
SecurityException exception = null;
try {
entry = currentContent.getEntry(entryName);
} catch (SecurityException e) {
exception = e;
}
if (entry == null)
throw new InvalidContentException(NLS.bind(SignedContentMessages.file_is_removed_from_jar, entryName, currentContent.getBaseFile().toString()), exception);
entry.getBytes();
}