/**
* Called by {@link #checkCache(boolean, boolean)} for every line in the cache file to validate
* the contents of the specified {@link Term}
*
* @param key
* @param t
* @param print
* @return
*/
boolean checkTerm(String key, Term t, boolean print) {
Fingerprint fp = t.getFingerprint();
if (fp == null) {
if (print) {
LOGGER.debug("\tkey: " + key + ", missing fingerprint");
}
return false;
}
int[] pos = fp.getPositions();
if (pos == null) {
if (print) {
LOGGER.debug("\tkey: " + key + ", has null positions");
}
return false;
}
if (pos.length < 1) {
if (print) {
LOGGER.debug("\tkey: " + key + ", had empty positions");
}
return false;
}
int sdrLen = pos.length;
if (print) {
LOGGER.debug("\tkey: " + key + ", term len: " + sdrLen);
}
return true;
}
/**
* Returns a {@link Fingerprint} for the specified term.
*
* @param term
* @return
*/
Fingerprint getFingerprint(String term) {
try {
Term t = cache.get(term) == null ? getTerms(term, true).get(0) : cache.get(term);
if (!checkTerm(t.getTerm(), t, true)) {
throw new IllegalStateException("Checkterm failed: " + t.getTerm());
}
cache.put(t.getTerm(), t);
return t.getFingerprint();
} catch (Exception e) {
LOGGER.debug("Problem retrieving fingerprint for term: " + term);
}
return null;
}