public Deserializer getDeserializer()

in src/main/java/com/alibaba/com/caucho/hessian/io/SerializerFactory.java [647:698]
41 lines of code
14 McCabe index (conditional complexity)

    public Deserializer getDeserializer(String type)
            throws HessianProtocolException {
        if (type == null || type.equals("") || _typeNotFoundDeserializerMap.containsKey(type))
            return null;

        Deserializer deserializer;

        if (_cachedTypeDeserializerMap != null) {
            deserializer = (Deserializer) _cachedTypeDeserializerMap.get(type);

            if (deserializer != null)
                return deserializer;
        }


        deserializer = (Deserializer) _staticTypeMap.get(type);
        if (deserializer != null)
            return deserializer;

        if (type.startsWith("[")) {
            Deserializer subDeserializer = getDeserializer(type.substring(1));

            if (subDeserializer != null)
                deserializer = new ArrayDeserializer(subDeserializer.getType());
            else
                deserializer = new ArrayDeserializer(Object.class);
        } else if (_unrecognizedTypeCache.get(type) == null) {
            try {
//                Class cl = Class.forName(type, false, _loader);
                Class cl = loadSerializedClass(type);
                deserializer = getDeserializer(cl);
            } catch (Exception e) {
                log.warning("Hessian/Burlap: '" + type + "' is an unknown class in " + _loader + ":\n" + e);
                _typeNotFoundDeserializerMap.put(type, PRESENT);
                log.log(Level.FINER, e.toString(), e);
                _unrecognizedTypeCache.put(type, new AtomicLong(1L));
            }
        } else {
            ((AtomicLong) _unrecognizedTypeCache.get(type)).incrementAndGet();
            if (((AtomicLong) _unrecognizedTypeCache.get(type)).get() % 2000L == 0L)
                ((AtomicLong) _unrecognizedTypeCache.get(type)).getAndSet(1L);
        }

        if (deserializer != null) {
            if (_cachedTypeDeserializerMap == null)
                _cachedTypeDeserializerMap = new ConcurrentHashMap(8);

            _cachedTypeDeserializerMap.put(type, deserializer);
        }

        return deserializer;
    }