Example usage for com.fasterxml.jackson.databind.jsontype TypeDeserializer forProperty

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind.jsontype TypeDeserializer forProperty.

Prototype

public abstract TypeDeserializer forProperty(BeanProperty paramBeanProperty);

Source Link

Usage

From source file:org.javafunk.funk.jackson.monad.OptionDeserializer.java

/**
 * Method called to finalize setup of this deserializer, after deserializer itself has been registered. This is
 * needed to handle recursive and transitive dependencies.
 *///w  w w . j  av a  2  s  .  c o  m
@Override
public JsonDeserializer<?> createContextual(final DeserializationContext context, final BeanProperty property)
        throws JsonMappingException {
    Option<JsonDeserializer<?>> contextualValueHandler = valueHandler
            .or(new Callable<Option<? extends JsonDeserializer<?>>>() {
                @Override
                public Option<? extends JsonDeserializer<?>> call() throws Exception {
                    return option(context.findContextualValueDeserializer(referenceType, property));
                }
            });

    Option<TypeDeserializer> contextualTypeHandler = typeHandler
            .flatMap(new UnaryFunction<TypeDeserializer, Option<? extends TypeDeserializer>>() {
                @Override
                public Option<? extends TypeDeserializer> call(TypeDeserializer typeDeserializer) {
                    return option(typeDeserializer.forProperty(property));
                }
            });

    if (contextualValueHandler.equals(valueHandler) && contextualTypeHandler.equals(typeHandler)) {
        return this;
    }

    return new OptionDeserializer(referenceType, contextualTypeHandler, contextualValueHandler);
}

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