Class AbstractJacksonJsonObjectMapper<N,P,J>

java.lang.Object

org.springframework.integration.support.json.AbstractJacksonJsonObjectMapper<N,P,J>

Type Parameters:

N - - The expected type of JSON Node.

P - - The expected type of JSON Parser.

J - - The expected type of Java Type representation.

All Implemented Interfaces:

Aware, BeanClassLoaderAware, JsonObjectMapper<N,P>

Direct Known Subclasses:

Jackson2JsonObjectMapper, JacksonJsonObjectMapper

public abstract class AbstractJacksonJsonObjectMapper<N,P,J>
extends Object
implements JsonObjectMapper<N,P>, BeanClassLoaderAware

Base class for Jackson JsonObjectMapper implementations.

Since:

3.0

Author:

Artem Bilan, Glenn Renfro

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Collection<Class<?>>	SUPPORTED_JSON_TYPES

Constructor Summary

Constructors

Constructor	Description
AbstractJacksonJsonObjectMapper()

Method Summary

Modifier and Type	Method	Description
protected abstract J	constructType(Type type)
protected J	createJavaType(Map<String,Object> javaTypes, String javaTypeKey)
protected abstract J	extractJavaType(Map<String,Object> javaTypes)
protected abstract <T> T	fromJson(Object json, J type)
<T> T	fromJson(Object json, Class<T> valueType)
<T> T	fromJson(Object json, Map<String,Object> javaTypes)
<T> T	fromJson(Object json, ResolvableType valueType)	Deserialize a JSON to an expected ResolvableType.
protected @Nullable ClassLoader	getClassLoader()
void	setBeanClassLoader(ClassLoader classLoader)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.integration.support.json.JsonObjectMapper

fromJson, populateJavaTypes, toJson, toJson, toJsonNode

Field Details

SUPPORTED_JSON_TYPES

protected static final Collection<Class<?>> SUPPORTED_JSON_TYPES

Constructor Details

AbstractJacksonJsonObjectMapper

public AbstractJacksonJsonObjectMapper()

Method Details

setBeanClassLoader

public void setBeanClassLoader(ClassLoader classLoader)

Specified by:

setBeanClassLoader in interface BeanClassLoaderAware

getClassLoader

protected @Nullable ClassLoader getClassLoader()

fromJson

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

Specified by:

fromJson in interface JsonObjectMapper<N,P>

Throws:

IOException

fromJson

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

Description copied from interface: JsonObjectMapper

Deserialize a JSON to an expected ResolvableType.

Specified by:

fromJson in interface JsonObjectMapper<N,P>

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

fromJson

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

Specified by:

fromJson in interface JsonObjectMapper<N,P>

Throws:

IOException

createJavaType

protected J createJavaType(Map<String,Object> javaTypes,
 String javaTypeKey)

fromJson

protected abstract <T> T fromJson(Object json,
 J type)
                           throws IOException

Throws:

IOException

extractJavaType

protected abstract J extractJavaType(Map<String,Object> javaTypes)

constructType

protected abstract J constructType(Type type)