import de.javakaffee.kryoserializers.UUIDSerializer; //导入依赖的package包/类
private Kryo createKryoInstance() {
    Kryo kryo = new Kryo();

    kryo.register(RakTable.class);
    kryo.setDefaultSerializer(CompatibleFieldSerializer.class);
    kryo.setReferences(false);

    kryo.register(Collections.singletonList("").getClass(), new ArraysAsListSerializer());
    UnmodifiableCollectionsSerializer.registerSerializers(kryo);
    SynchronizedCollectionsSerializer.registerSerializers(kryo);
    kryo.addDefaultSerializer(new ArrayList<>().subList(0, 0).getClass(), new CollectionSerializer());
    kryo.addDefaultSerializer(new LinkedList<>().subList(0, 0).getClass(), new CollectionSerializer());
    kryo.register(UUID.class, new UUIDSerializer());

    for (Class<?> clazz : mCustomSerializers.keySet()) {
        kryo.register(clazz, mCustomSerializers.get(clazz));
    }

    kryo.setInstantiatorStrategy(
            new Kryo.DefaultInstantiatorStrategy(new StdInstantiatorStrategy()));

    return kryo;
}
 

import de.javakaffee.kryoserializers.UUIDSerializer; //导入依赖的package包/类
private Kryo createKryoInstance(boolean compatibilityMode) {
    Kryo kryo = new Kryo();

    if (compatibilityMode) {
        kryo.getFieldSerializerConfig().setOptimizedGenerics(true);
    }

    kryo.register(PaperTable.class);
    kryo.setDefaultSerializer(CompatibleFieldSerializer.class);
    kryo.setReferences(false);

    // Serialize Arrays$ArrayList
    //noinspection ArraysAsListWithZeroOrOneArgument
    kryo.register(Arrays.asList("").getClass(), new ArraysAsListSerializer());
    UnmodifiableCollectionsSerializer.registerSerializers(kryo);
    SynchronizedCollectionsSerializer.registerSerializers(kryo);
    // Serialize inner AbstractList$SubAbstractListRandomAccess
    kryo.addDefaultSerializer(new ArrayList<>().subList(0, 0).getClass(),
            new NoArgCollectionSerializer());
    // Serialize AbstractList$SubAbstractList
    kryo.addDefaultSerializer(new LinkedList<>().subList(0, 0).getClass(),
            new NoArgCollectionSerializer());
    // To keep backward compatibility don't change the order of serializers above

    // UUID support
    kryo.register(UUID.class, new UUIDSerializer());

    for (Class<?> clazz : mCustomSerializers.keySet())
        kryo.register(clazz, mCustomSerializers.get(clazz));

    kryo.setInstantiatorStrategy(
            new Kryo.DefaultInstantiatorStrategy(new StdInstantiatorStrategy()));

    return kryo;
}
 

import de.javakaffee.kryoserializers.UUIDSerializer; //导入依赖的package包/类
/**
 * Initialize and register classes with kryo.
 */
public void initialize() {
    // Register types we know about and do not require external configuration
    kryo.register(ArrayList.class);
    kryo.register(BasicCredentialMetaData.class);
    kryo.register(Class.class, new DefaultSerializers.ClassSerializer());
    kryo.register(Date.class, new DefaultSerializers.DateSerializer());
    kryo.register(HardTimeoutExpirationPolicy.class);
    kryo.register(HashMap.class);
    kryo.register(LinkedHashMap.class);
    kryo.register(HashSet.class);
    kryo.register(DefaultHandlerResult.class);
    kryo.register(ImmutableAuthentication.class);
    kryo.register(MultiTimeUseOrTimeoutExpirationPolicy.class);
    kryo.register(NeverExpiresExpirationPolicy.class);
    kryo.register(RememberMeDelegatingExpirationPolicy.class);
    kryo.register(ServiceTicketImpl.class);
    kryo.register(SimpleWebApplicationServiceImpl.class, new SimpleWebApplicationServiceSerializer());
    kryo.register(ThrottledUseAndTimeoutExpirationPolicy.class);
    kryo.register(TicketGrantingTicketExpirationPolicy.class);
    kryo.register(TicketGrantingTicketImpl.class);
    kryo.register(TimeoutExpirationPolicy.class);
    kryo.register(UsernamePasswordCredential.class);
    kryo.register(SimplePrincipal.class);
    kryo.register(URL.class, new URLSerializer());
    kryo.register(URI.class, new URISerializer());
    kryo.register(Pattern.class, new RegexSerializer());
    kryo.register(UUID.class, new UUIDSerializer());
    kryo.register(EnumMap.class, new EnumMapSerializer());
    kryo.register(EnumSet.class, new EnumSetSerializer());

    // we add these ones for tests only
    kryo.register(RegisteredServiceImpl.class, new RegisteredServiceSerializer());
    kryo.register(RegexRegisteredService.class, new RegisteredServiceSerializer());

    // new serializers to manage Joda dates and immutable collections
    kryo.register(DateTime.class, new JodaDateTimeSerializer());
    kryo.register(CasDelegatingLogger.class, new DefaultSerializers.VoidSerializer());

    // from the kryo-serializers library (https://github.com/magro/kryo-serializers)
    UnmodifiableCollectionsSerializer.registerSerializers(kryo);
    ImmutableListSerializer.registerSerializers(kryo);
    ImmutableSetSerializer.registerSerializers(kryo);
    ImmutableMapSerializer.registerSerializers(kryo);
    ImmutableMultimapSerializer.registerSerializers(kryo);
    
    kryo.register(Collections.EMPTY_LIST.getClass(), new CollectionsEmptyListSerializer());
    kryo.register(Collections.EMPTY_MAP.getClass(), new CollectionsEmptyMapSerializer());
    kryo.register(Collections.EMPTY_SET.getClass(), new CollectionsEmptySetSerializer());

    // Register other types
    if (serializerMap != null) {
        for (final Map.Entry<Class<?>, Serializer> clazz : serializerMap.entrySet()) {
            kryo.register(clazz.getKey(), clazz.getValue());
        }
    }

    // don't reinit the registered classes after every write or read
    kryo.setAutoReset(false);
    // don't replace objects by references
    kryo.setReferences(false);
    // Catchall for any classes not explicitly registered
    kryo.setRegistrationRequired(false);
}
 

import de.javakaffee.kryoserializers.UUIDSerializer; //导入依赖的package包/类
/**
 * Initialize and register classes with kryo.
 */
@PostConstruct
public void initialize() {
    // Register types we know about and do not require external configuration
    this.kryo.register(EncodedTicket.class);
    this.kryo.register(ArrayList.class);
    this.kryo.register(BasicCredentialMetaData.class);
    this.kryo.register(Class.class, new DefaultSerializers.ClassSerializer());
    this.kryo.register(ZonedDateTime.class, new ZonedDateTimeTranscoder());
    this.kryo.register(HardTimeoutExpirationPolicy.class);
    this.kryo.register(HashMap.class);
    this.kryo.register(LinkedHashMap.class);
    this.kryo.register(HashSet.class);
    this.kryo.register(DefaultHandlerResult.class);
    this.kryo.register(DefaultAuthentication.class);
    this.kryo.register(MultiTimeUseOrTimeoutExpirationPolicy.class);
    this.kryo.register(NeverExpiresExpirationPolicy.class);
    this.kryo.register(RememberMeDelegatingExpirationPolicy.class);
    this.kryo.register(ServiceTicketImpl.class);
    this.kryo.register(SimpleWebApplicationServiceImpl.class, new SimpleWebApplicationServiceSerializer());
    this.kryo.register(ThrottledUseAndTimeoutExpirationPolicy.class);
    this.kryo.register(TicketGrantingTicketExpirationPolicy.class);
    this.kryo.register(TicketGrantingTicketImpl.class);
    this.kryo.register(TimeoutExpirationPolicy.class);
    this.kryo.register(UsernamePasswordCredential.class);
    this.kryo.register(SimplePrincipal.class);
    this.kryo.register(URL.class, new URLSerializer());
    this.kryo.register(URI.class, new URISerializer());
    this.kryo.register(Pattern.class, new RegexSerializer());
    this.kryo.register(UUID.class, new UUIDSerializer());
    this.kryo.register(EnumMap.class, new EnumMapSerializer());
    this.kryo.register(EnumSet.class, new EnumSetSerializer());

    // we add these ones for tests only
    this.kryo.register(RegexRegisteredService.class, new RegisteredServiceSerializer());
    
    // from the kryo-serializers library (https://github.com/magro/kryo-serializers)
    UnmodifiableCollectionsSerializer.registerSerializers(this.kryo);
    ImmutableListSerializer.registerSerializers(this.kryo);
    ImmutableSetSerializer.registerSerializers(this.kryo);
    ImmutableMapSerializer.registerSerializers(this.kryo);
    ImmutableMultimapSerializer.registerSerializers(this.kryo);

    this.kryo.register(Collections.EMPTY_LIST.getClass(), new CollectionsEmptyListSerializer());
    this.kryo.register(Collections.EMPTY_MAP.getClass(), new CollectionsEmptyMapSerializer());
    this.kryo.register(Collections.EMPTY_SET.getClass(), new CollectionsEmptySetSerializer());

    // Register other types
    if (this.serializerMap != null) {
        this.serializerMap.forEach(this.kryo::register);
    }

    // don't reinit the registered classes after every write or read
    this.kryo.setAutoReset(false);
    // don't replace objects by references
    this.kryo.setReferences(false);
    // Catchall for any classes not explicitly registered
    this.kryo.setRegistrationRequired(false);
}