package com.fasterxml.jackson.databind.ser.impl;
import com.fasterxml.jackson.annotation.ObjectIdGenerator;
import com.fasterxml.jackson.core.io.SerializedString;
import com.fasterxml.jackson.databind.*;
/**
* Object that knows how to serialize Object Ids.
*/
public final class ObjectIdWriter
{
public final JavaType idType;
/**
* Name of id property to write, if not null: if null, should
* only write references, but id property is handled by some
* other entity.
*/
public final SerializedString propertyName;
/**
* Blueprint generator instance: actual instance will be
* fetched from {@link SerializerProvider} using this as
* the key.
*/
public final ObjectIdGenerator<?> generator;
/**
* Serializer used for serializing id values.
*/
public final JsonSerializer<Object> serializer;
/**
* Marker that indicates what the first reference is to be
* serialized as full POJO, or as Object Id (other references
* will always be serialized as Object Id)
*
* @since 2.1
*/
public final boolean alwaysAsId;
/*
/**********************************************************
/* Life-cycle
/**********************************************************
*/
@SuppressWarnings("unchecked")
protected ObjectIdWriter(JavaType t, SerializedString propName,
ObjectIdGenerator<?> gen, JsonSerializer<?> ser, boolean alwaysAsId)
{
idType = t;
propertyName = propName;
generator = gen;
serializer = (JsonSerializer<Object>) ser;
this.alwaysAsId = alwaysAsId;
}
/**
* 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 ObjectIdWriter construct(JavaType idType, String propName,
ObjectIdGenerator<?> generator, boolean alwaysAsId)
{
SerializedString serName = (propName == null) ? null : new SerializedString(propName);
return new ObjectIdWriter(idType, serName, generator, null, alwaysAsId);
}
public ObjectIdWriter withSerializer(JsonSerializer<?> ser) {
return new ObjectIdWriter(idType, propertyName, generator, ser, alwaysAsId);
}
/**
* @since 2.1
*/
public ObjectIdWriter withAlwaysAsId(boolean newState) {
if (newState == alwaysAsId) {
return this;
}
return new ObjectIdWriter(idType, propertyName, generator, serializer, newState);
}
}