com.fasterxml.jackson.databind.deser.impl

Class ValueInjector

java.lang.Object

com.fasterxml.jackson.databind.BeanProperty.Std

com.fasterxml.jackson.databind.deser.impl.ValueInjector

All Implemented Interfaces:

BeanProperty, Named, Serializable

public class ValueInjector
extends BeanProperty.Std

Class that encapsulates details of value injection that occurs before deserialization of a POJO. Details include information needed to find injectable value (logical id) as well as method used for assigning value (setter or field)

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface com.fasterxml.jackson.databind.BeanProperty

BeanProperty.Bogus, BeanProperty.Std

Field Summary

Fields

Modifier and Type	Field and Description
protected Boolean	_optional Flag used for configuring the behavior when the value to inject is not found.
protected Boolean	_useInput Flag used for configuring the behavior when the input value should be preferred over the value to inject.
protected Object	_valueId Identifier used for looking up value to inject

Fields inherited from class com.fasterxml.jackson.databind.BeanProperty.Std

_member, _metadata, _name, _type, _wrapperName

Fields inherited from interface com.fasterxml.jackson.databind.BeanProperty

EMPTY_FORMAT, EMPTY_INCLUDE

Constructor Summary

Constructors

Constructor and Description
ValueInjector(PropertyName propName, JavaType type, AnnotatedMember mutator, Object valueId) Deprecated. in 2.20 (remove from 3.0)
ValueInjector(PropertyName propName, JavaType type, AnnotatedMember mutator, Object valueId, Boolean optional, Boolean useInput)

Method Summary

Modifier and Type	Method and Description
Object	findValue(DeserializationContext context, Object beanInstance)
void	inject(DeserializationContext context, Object beanInstance)

Methods inherited from class com.fasterxml.jackson.databind.BeanProperty.Std

depositSchemaProperty, findAliases, findFormatOverrides, findPropertyFormat, findPropertyInclusion, getAnnotation, getContextAnnotation, getFullName, getMember, getMetadata, getName, getType, getWrapperName, isRequired, isVirtual, withType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_valueId

protected final Object _valueId

Identifier used for looking up value to inject

_optional

protected final Boolean _optional

Flag used for configuring the behavior when the value to inject is not found.

Since:

2.20

_useInput

protected final Boolean _useInput

Flag used for configuring the behavior when the input value should be preferred over the value to inject.

Since:

2.20

Constructor Detail

ValueInjector

public ValueInjector(PropertyName propName,
                     JavaType type,
                     AnnotatedMember mutator,
                     Object valueId,
                     Boolean optional,
                     Boolean useInput)

Since:

2.20

ValueInjector

@Deprecated
public ValueInjector(PropertyName propName,
                                 JavaType type,
                                 AnnotatedMember mutator,
                                 Object valueId)

Deprecated. in 2.20 (remove from 3.0)

Method Detail

findValue

public Object findValue(DeserializationContext context,
                        Object beanInstance)
                 throws JsonMappingException

Throws:

JsonMappingException

inject

public void inject(DeserializationContext context,
                   Object beanInstance)
            throws IOException

Throws:

IOException