/** {@inheritDoc} */ @Override public Map<String, Feature> readAll() { Jedis jedis = null; try { jedis = getJedis(); Set<String> features = jedis.smembers(KEY_FEATURE_MAP); Map<String, Feature> featuresMap = new HashMap<>(); if (features != null) { for (String key : features) { featuresMap.put(key, read(key)); } } return featuresMap; } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ public boolean exist(String uid) { Util.assertParamHasLength(uid, "Feature identifier"); Jedis jedis = null; try { jedis = getJedis(); return jedis.exists(KEY_FEATURE + uid); } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ @Override public Feature read(String uid) { if (!exist(uid)) { throw new FeatureNotFoundException(uid); } Jedis jedis = null; try { jedis = getJedis(); return FeatureJsonParser.parseFeature(jedis.get(KEY_FEATURE + uid)); } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ @Override public void clear() { Jedis jedis = null; try { jedis = getJedis(); Set<String> myKeys = jedis.smembers(KEY_FEATURE_MAP); for (String key : myKeys) { delete(key); } } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ public void delete(String fpId) { if (!exist(fpId)) { throw new FeatureNotFoundException(fpId); } Jedis jedis = null; try { jedis = getJedis(); // Store the feature in the mapping bucket. jedis.srem(KEY_FEATURE_MAP, fpId); jedis.del(KEY_FEATURE + fpId); } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ @Override public void update(Feature fp) { Util.assertNotNull("Feature" , fp); if (!exist(fp.getUid())) { throw new FeatureNotFoundException(fp.getUid()); } Jedis jedis = null; try { jedis = getJedis(); jedis.set(KEY_FEATURE + fp.getUid(), fp.toJson()); jedis.persist(KEY_FEATURE + fp.getUid()); } finally { if (jedis != null) { jedis.close(); } } }
/** {@inheritDoc} */ @Override public void create(Feature fp) { Util.assertNotNull("Feature", fp); if (exist(fp.getUid())) { throw new FeatureAlreadyExistException(fp.getUid()); } Jedis jedis = null; try { String id = fp.getUid(); jedis = getJedis(); // Store the feature in the mapping bucket. jedis.sadd(KEY_FEATURE_MAP, id); jedis.set(KEY_FEATURE + id, fp.toJson()); jedis.persist(KEY_FEATURE + id); } finally { if (jedis != null) { jedis.close(); } } }