com.fasterxml.jackson.annotation.Nulls Maven / Gradle / Ivy
package com.fasterxml.jackson.annotation;
/**
* Enumeration used with {@link JsonSetter} (for properties `nulls`
* and `contentNulls`)
* to define how explicit `null` values from input (if input format
* has the concept; JSON, for example does) are handled.
*/
public enum Nulls
{
/**
* Value that indicates that an input null should result in assignment
* of Java `null` value of matching property (except where deserializer
* indicates other "null value" by overriding getNullValue(...)
* method)
*/
SET,
/**
* Value that indicates that an input null value should be skipped and
* no assignment is to be made; this usually means that the property
* will have its default value.
*/
SKIP,
/**
* Value that indicates that an exception (of type that indicates input mismatch
* problem) is to be thrown, to indicate that null values are not accepted.
*/
FAIL,
/**
* Value that indicates that value to assign should come from the value
* deserializer of the type, using method getEmptyValue().
*/
AS_EMPTY,
/**
* Pseudo-value used to indicate that defaults are to be used for handling,
* that is, this value specifies no explicit handling override.
*/
DEFAULT
;
}