Java 类com.fasterxml.jackson.databind.cfg.DeserializerFactoryConfig 实例源码

/**
 * Method used by module registration functionality, to construct a new bean
 * deserializer factory
 * with different configuration settings.
 */
@Override
public DeserializerFactory withConfig(DeserializerFactoryConfig config)
{
    if (_factoryConfig == config) {
        return this;
    }
    /* 22-Nov-2010, tatu: Handling of subtypes is tricky if we do immutable-with-copy-ctor;
     *    and we pretty much have to here either choose between losing subtype instance
     *    when registering additional deserializers, or losing deserializers.
     *    Instead, let's actually just throw an error if this method is called when subtype
     *    has not properly overridden this method; this to indicate problem as soon as possible.
     */
    if (getClass() != BeanDeserializerFactory.class) {
        throw new IllegalStateException("Subtype of BeanDeserializerFactory ("+getClass().getName()
                +") has not properly overridden method 'withAdditionalDeserializers': can not instantiate subtype with "
                +"additional deserializer definitions");
    }
    return new BeanDeserializerFactory(config);
}

public DeserializerFactory withConfig(DeserializerFactoryConfig paramDeserializerFactoryConfig)
{
  if (this._factoryConfig == paramDeserializerFactoryConfig)
    return this;
  if (getClass() != BeanDeserializerFactory.class)
    throw new IllegalStateException("Subtype of BeanDeserializerFactory (" + getClass().getName() + ") has not properly overridden method 'withAdditionalDeserializers': can not instantiate subtype with additional deserializer definitions");
  return new BeanDeserializerFactory(paramDeserializerFactoryConfig);
}

private static DeserializerFactoryConfig getDeserializerFactoryConfig(ObjectMapper objectMapper) {
    return ((BasicDeserializerFactory) objectMapper.getDeserializationContext().getFactory()).getFactoryConfig();
}

private static DeserializerFactoryConfig getDeserializerFactoryConfig(ObjectMapper objectMapper) {
    return ((BasicDeserializerFactory) objectMapper.getDeserializationContext().getFactory()).getFactoryConfig();
}

/**
 * @param config
 */
public DefaultDeserializerFactory(DeserializerFactoryConfig config) {
    super(config);
}

protected BasicDeserializerFactory(DeserializerFactoryConfig paramDeserializerFactoryConfig)
{
  this._factoryConfig = paramDeserializerFactoryConfig;
}

public DeserializerFactoryConfig getFactoryConfig()
{
  return this._factoryConfig;
}

public BeanDeserializerFactory(DeserializerFactoryConfig paramDeserializerFactoryConfig)
{
  super(paramDeserializerFactoryConfig);
}

private static final DeserializerFactoryConfig getDeserializerFactoryConfig(ObjectMapper objectMapper) {
    Object contextProp = new DirectFieldAccessor(objectMapper).getPropertyValue("_deserializationContext");
    Object factoryProp = new DirectFieldAccessor(contextProp).getPropertyValue("_factory");
    return (DeserializerFactoryConfig) new DirectFieldAccessor(factoryProp).getPropertyValue("_factoryConfig");
}

protected BasicDeserializerFactory(DeserializerFactoryConfig config) {
    _factoryConfig = config;
}

public BeanDeserializerFactory(DeserializerFactoryConfig config) {
    super(config);
}

/**
 * Method for getting current {@link DeserializerFactoryConfig}.
  *<p>
 * Note that since instances are immutable, you can NOT change settings
 * by accessing an instance and calling methods: this will simply create
 * new instance of config object.
 */
public DeserializerFactoryConfig getFactoryConfig() {
    return _factoryConfig;
}

protected abstract DeserializerFactory withConfig(DeserializerFactoryConfig paramDeserializerFactoryConfig);

protected abstract DeserializerFactory withConfig(DeserializerFactoryConfig config);