Package org.springframework.integration.support.json

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

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

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 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 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)