Package com.amazonaws.services.dynamodbv2.datamodeling

Class JsonMarshaller<T>

java.lang.Object

com.amazonaws.services.dynamodbv2.datamodeling.JsonMarshaller<T>

All Implemented Interfaces:

DynamoDBMarshaller<T>

public class JsonMarshaller<T>
extends Object
implements DynamoDBMarshaller<T>

A simple JSON marshaller that uses the Jackson JSON processor. It shares all limitations of that library. For more information about Jackson, see: http://wiki.fasterxml.com/JacksonHome

Constructor Summary

Constructors

Constructor	Description
JsonMarshaller()	Constructs the JSON marshaller instance.
JsonMarshaller(Class<T> valueType)	Constructs the JSON marshaller instance.

Method Summary

Modifier and Type	Method	Description
protected Class<T>	getValueType()	Gets the value type.
String	marshall(T obj)	Turns an object of type T into its String representation.
T	unmarshall(Class<T> clazz, String json)	Turns a String representation of an object of type T into an object.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonMarshaller

public JsonMarshaller(Class<T> valueType)

Constructs the JSON marshaller instance.

Parameters:

valueType - The value type (for generic type erasure).

JsonMarshaller

public JsonMarshaller()

Constructs the JSON marshaller instance.

Method Detail

getValueType

protected final Class<T> getValueType()

Gets the value type.

Returns:

The value type.

marshall

public String marshall(T obj)

Description copied from interface: DynamoDBMarshaller

Turns an object of type T into its String representation.

Specified by:

marshall in interface DynamoDBMarshaller<T>

unmarshall

public T unmarshall(Class<T> clazz,
                    String json)

Description copied from interface: DynamoDBMarshaller

Turns a String representation of an object of type T into an object.

Specified by:

unmarshall in interface DynamoDBMarshaller<T>