package com.fasterxml.jackson.databind.deser.impl;
import java.io.IOException;
import com.fasterxml.jackson.annotation.ObjectIdGenerator;
import com.fasterxml.jackson.annotation.ObjectIdResolver;
import com.fasterxml.jackson.annotation.SimpleObjectIdResolver;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.deser.SettableBeanProperty;
/**
* Object that knows how to deserialize Object Ids.
*/
public class ObjectIdReader
implements java.io.Serializable
{
private static final long serialVersionUID = 1L;
protected final JavaType _idType;
public final PropertyName propertyName;
/**
* Blueprint generator instance: actual instance will be
* fetched from {@link SerializerProvider} using this as
* the key.
*/
public final ObjectIdGenerator<?> generator;
public final ObjectIdResolver resolver;
/**
* Deserializer used for deserializing id values.
*/
protected final JsonDeserializer<Object> _deserializer;
public final SettableBeanProperty idProperty;
/*
/**********************************************************
/* Life-cycle
/**********************************************************
*/
@SuppressWarnings("unchecked")
protected ObjectIdReader(JavaType t, PropertyName propName, ObjectIdGenerator<?> gen,
JsonDeserializer<?> deser, SettableBeanProperty idProp, ObjectIdResolver resolver)
{
_idType = t;
propertyName = propName;
generator = gen;
this.resolver = resolver;
_deserializer = (JsonDeserializer<Object>) deser;
idProperty = idProp;
}
@Deprecated // since 2.4
protected ObjectIdReader(JavaType t, PropertyName propName, ObjectIdGenerator<?> gen,
JsonDeserializer<?> deser, SettableBeanProperty idProp)
{
this(t,propName, gen, deser, idProp, new SimpleObjectIdResolver());
}
/**
* Factory method called by {@link com.fasterxml.jackson.databind.ser.std.BeanSerializerBase}
* with the initial information based on standard settings for the type
* for which serializer is being built.
*/
public static ObjectIdReader construct(JavaType idType, PropertyName propName,
ObjectIdGenerator<?> generator, JsonDeserializer<?> deser,
SettableBeanProperty idProp, ObjectIdResolver resolver)
{
return new ObjectIdReader(idType, propName, generator, deser, idProp, resolver);
}
@Deprecated // since 2.4
public static ObjectIdReader construct(JavaType idType, PropertyName propName,
ObjectIdGenerator<?> generator, JsonDeserializer<?> deser,
SettableBeanProperty idProp)
{
return construct(idType, propName, generator, deser, idProp, new SimpleObjectIdResolver());
}
/*
/**********************************************************
/* API
/**********************************************************
*/
public JsonDeserializer<Object> getDeserializer() {
return _deserializer;
}
public JavaType getIdType() {
return _idType;
}
/**
* Method called to read value that is expected to be an Object Reference
* (that is, value of an Object Id used to refer to another object).
*
* @since 2.3
*/
public Object readObjectReference(JsonParser jp, DeserializationContext ctxt) throws IOException {
return _deserializer.deserialize(jp, ctxt);
}
}