Package org.springframework.integration.support.json

Interface JsonObjectMapper<N,P>

Type Parameters:

N - - The expected type of JSON Node.

P - - The expected type of JSON Parser.

All Known Implementing Classes:

AbstractJacksonJsonObjectMapper, Jackson2JsonObjectMapper

public interface JsonObjectMapper<N,P>

Strategy interface to convert an Object to/from the JSON representation.

Since:

3.0

Author:

Artem Bilan

Method Summary

Modifier and Type	Method	Description
default <T> T	fromJson(Object json, Class<T> valueType)
default <T> T	fromJson(Object json, Map<String,Object> javaTypes)
default <T> T	fromJson(Object json, ResolvableType valueType)	Deserialize a JSON to an expected ResolvableType.
default <T> T	fromJson(P parser, Type valueType)
default void	populateJavaTypes(Map<String,Object> map, Object object)
default String	toJson(Object value)
default void	toJson(Object value, Writer writer)
default N	toJsonNode(Object value)

Method Details

toJson

default String toJson(Object value)
               throws IOException

Throws:

IOException

toJson

default void toJson(Object value,
 Writer writer)
             throws IOException

Throws:

IOException

toJsonNode

default N toJsonNode(Object value)
              throws IOException

Throws:

IOException

fromJson

default <T> T fromJson(Object json,
 Class<T> valueType)
                throws IOException

Throws:

IOException

fromJson

default <T> T fromJson(Object json,
 ResolvableType valueType)
                throws IOException

Deserialize a JSON to an expected ResolvableType.

Type Parameters:

T - the expected object type

Parameters:

json - the JSON to deserialize

valueType - the ResolvableType for the target object.

Returns:

deserialization result object

Throws:

IOException - a JSON parsing exception

Since:

5.2

fromJson

default <T> T fromJson(Object json,
 Map<String,Object> javaTypes)
                throws IOException

Throws:

IOException

fromJson

default <T> T fromJson(P parser,
 Type valueType)
                throws IOException

Throws:

IOException

populateJavaTypes

default void populateJavaTypes(Map<String,Object> map,
 Object object)