com.amazonaws.mobileconnectors.dynamodbv2.dynamodbmapper.unmarshallers

Class NullableUnmarshaller

java.lang.Object

com.amazonaws.mobileconnectors.dynamodbv2.dynamodbmapper.unmarshallers.NullableUnmarshaller

All Implemented Interfaces:

ArgumentUnmarshaller

public class NullableUnmarshaller
extends java.lang.Object
implements ArgumentUnmarshaller

An unmarshaller that unmarshals DynamoDB null type.

Constructor Summary

Constructors

Constructor and Description
NullableUnmarshaller(ArgumentUnmarshaller wrapped) Constructor.

Method Summary

Modifier and Type	Method and Description
void	typeCheck(AttributeValue value, java.lang.reflect.Method setter) Asserts that the value given can be processed using the setter given.
java.lang.Object	unmarshall(AttributeValue value) Unmarshalls the AttributeValue given into an instance of the appropriate type, as determined by DynamoDBReflector and DynamoDBMapper

Methods inherited from class java.lang.Object

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

Constructor Detail

NullableUnmarshaller

public NullableUnmarshaller(ArgumentUnmarshaller wrapped)

Constructor.

Parameters:

wrapped - an ArgumentUnmarshaller.

Method Detail

typeCheck

public void typeCheck(AttributeValue value,
                      java.lang.reflect.Method setter)

Description copied from interface: ArgumentUnmarshaller

Asserts that the value given can be processed using the setter given.

Specified by:

typeCheck in interface ArgumentUnmarshaller

Parameters:

value - the attribute value.

setter - the method.

unmarshall

public java.lang.Object unmarshall(AttributeValue value)
                            throws java.text.ParseException

Description copied from interface: ArgumentUnmarshaller

Unmarshalls the AttributeValue given into an instance of the appropriate type, as determined by DynamoDBReflector and DynamoDBMapper

Specified by:

unmarshall in interface ArgumentUnmarshaller

Parameters:

value - the attribute value.

Returns:

the unmarshalled object.

Throws:

java.text.ParseException - when unable to parse a date string