Class UnwrappedPropertyHandler

java.lang.Object

tools.jackson.databind.deser.impl.UnwrappedPropertyHandler

public class UnwrappedPropertyHandler
extends Object

Object that is responsible for handling acrobatics related to deserializing "unwrapped" values; sets of properties that are embedded (inlined) as properties of parent JSON object.

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<SettableBeanProperty>	_creatorProperties
protected final boolean	_hasUnwrappedAnySetter	Flag that indicates if any of the unwrapped value deserializers has an "any setter" (see JsonAnySetter)
protected final List<SettableBeanProperty>	_properties
protected final Set<String>	_unwrappedPropertyNames	Set of all unwrapped property names from unwrapped deserializers.
static final String	JSON_UNWRAPPED_NAME_PREFIX

Constructor Summary

Constructors

Modifier	Constructor	Description
	UnwrappedPropertyHandler()
protected	UnwrappedPropertyHandler(List<SettableBeanProperty> creatorProps, List<SettableBeanProperty> props, Set<String> unwrappedPropertyNames, boolean hasUnwrappedAnySetter)

Method Summary

Modifier and Type	Method	Description
private boolean	_collectDeserializerPropertyNames(SettableBeanProperty prop, Set<String> names)	Helper method to collect property names from a property's deserializer.
private boolean	_collectUnwrappedPropertyNames(List<SettableBeanProperty> properties, List<SettableBeanProperty> creatorProperties, Set<String> names)	Helper method to collect unwrapped property names.
private BeanDeserializerBase	_findBeanDeser(ValueDeserializer<?> deser)
void	addCreatorProperty(SettableBeanProperty property)
void	addProperty(SettableBeanProperty property)
void	collectUnwrappedPropertyNamesTo(Set<String> names)	Method for collecting property names recognized by unwrapped deserializers.
static PropertyName	creatorParamName(int index)	Generates a placeholder name for creator properties that don't have a name, but are marked with `@JsonUnwrapped` annotation.
boolean	hasUnwrappedProperty(String propName)	Method that checks if the given property name belongs to any unwrapped property.
UnwrappedPropertyHandler	initializeUnwrappedPropertyNames()	Creates a new UnwrappedPropertyHandler with initialized unwrapped property names cache.
Object	processUnwrapped(tools.jackson.core.JsonParser originalParser, DeserializationContext ctxt, Object bean, TokenBuffer buffered)	Deprecated. Since 3.1 use processUnwrapped(JsonParser, DeserializationContext, Object, TokenBuffer, boolean)
Object	processUnwrapped(tools.jackson.core.JsonParser originalParser, DeserializationContext ctxt, Object bean, TokenBuffer buffered, boolean hasUnwrappedContent)	Processes unwrapped properties from the buffered token stream.
PropertyValueBuffer	processUnwrappedCreatorProperties(tools.jackson.core.JsonParser originalParser, DeserializationContext ctxt, PropertyValueBuffer values, TokenBuffer buffered)
UnwrappedPropertyHandler	renameAll(DeserializationContext ctxt, NameTransformer transformer)
private List<SettableBeanProperty>	renameProperties(DeserializationContext ctxt, Collection<SettableBeanProperty> properties, NameTransformer transformer)

Methods inherited from class Object

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

Field Details

JSON_UNWRAPPED_NAME_PREFIX

public static final String JSON_UNWRAPPED_NAME_PREFIX

Since:

2.19

See Also:

• Constant Field Values

_creatorProperties

protected final List<SettableBeanProperty> _creatorProperties

Since:

2.19

_properties

protected final List<SettableBeanProperty> _properties

_unwrappedPropertyNames

protected final Set<String> _unwrappedPropertyNames

Set of all unwrapped property names from unwrapped deserializers.

Since:

3.1

_hasUnwrappedAnySetter

protected final boolean _hasUnwrappedAnySetter

Flag that indicates if any of the unwrapped value deserializers has an "any setter" (see JsonAnySetter)

Since:

3.1

Constructor Details

UnwrappedPropertyHandler

public UnwrappedPropertyHandler()

UnwrappedPropertyHandler

protected UnwrappedPropertyHandler(List<SettableBeanProperty> creatorProps,
 List<SettableBeanProperty> props,
 Set<String> unwrappedPropertyNames,
 boolean hasUnwrappedAnySetter)

Method Details

initializeUnwrappedPropertyNames

public UnwrappedPropertyHandler initializeUnwrappedPropertyNames()

Creates a new UnwrappedPropertyHandler with initialized unwrapped property names cache.

Since:

3.1

addCreatorProperty

public void addCreatorProperty(SettableBeanProperty property)

Since:

2.19

addProperty

public void addProperty(SettableBeanProperty property)

renameAll

public UnwrappedPropertyHandler renameAll(DeserializationContext ctxt,
 NameTransformer transformer)

renameProperties

private List<SettableBeanProperty> renameProperties(DeserializationContext ctxt,
 Collection<SettableBeanProperty> properties,
 NameTransformer transformer)

processUnwrappedCreatorProperties

public PropertyValueBuffer processUnwrappedCreatorProperties(tools.jackson.core.JsonParser originalParser,
 DeserializationContext ctxt,
 PropertyValueBuffer values,
 TokenBuffer buffered)

Since:

2.19

processUnwrapped

public Object processUnwrapped(tools.jackson.core.JsonParser originalParser,
 DeserializationContext ctxt,
 Object bean,
 TokenBuffer buffered,
 boolean hasUnwrappedContent)

Processes unwrapped properties from the buffered token stream.

Parameters:

originalParser - Parser from which input was originally read

ctxt - Deserialization context

bean - the target value object

buffered - the token buffer containing the JSON tokens to deserialize

Returns:

the bean with unwrapped properties set

Since:

3.1

processUnwrapped

@Deprecated
public Object processUnwrapped(tools.jackson.core.JsonParser originalParser,
 DeserializationContext ctxt,
 Object bean,
 TokenBuffer buffered)

Deprecated.

Since 3.1 use processUnwrapped(JsonParser, DeserializationContext, Object, TokenBuffer, boolean)

creatorParamName

public static PropertyName creatorParamName(int index)

Generates a placeholder name for creator properties that don't have a name, but are marked with `@JsonUnwrapped` annotation.

Since:

2.19

hasUnwrappedProperty

public boolean hasUnwrappedProperty(String propName)

Method that checks if the given property name belongs to any unwrapped property.

Parameters:

propName - Property name to check

Returns:

true if name is recognized by an unwrapped deserializer (or if any of them has "any setter")

Since:

3.1

collectUnwrappedPropertyNamesTo

public void collectUnwrappedPropertyNamesTo(Set<String> names)

Method for collecting property names recognized by unwrapped deserializers.

Since:

3.1

_collectUnwrappedPropertyNames

private boolean _collectUnwrappedPropertyNames(List<SettableBeanProperty> properties,
 List<SettableBeanProperty> creatorProperties,
 Set<String> names)

Helper method to collect unwrapped property names.

Returns:

true if any property deserializer has AnySetter.

Since:

3.1

_collectDeserializerPropertyNames

private boolean _collectDeserializerPropertyNames(SettableBeanProperty prop,
 Set<String> names)

Helper method to collect property names from a property's deserializer.

Returns:

true if the property deserializer has AnySetter.

Since:

3.1

_findBeanDeser

private BeanDeserializerBase _findBeanDeser(ValueDeserializer<?> deser)