com.amazonaws.mobileconnectors.dynamodbv2.dynamodbmapper.unmarshallers

Class CustomUnmarshaller

java.lang.Object

com.amazonaws.mobileconnectors.dynamodbv2.dynamodbmapper.unmarshallers.CustomUnmarshaller

All Implemented Interfaces:

ArgumentUnmarshaller

public class CustomUnmarshaller
extends java.lang.Object

An unmarshaller that delegates to an instance of a DynamoDBMarshaller -derived custom marshaler.

Constructor Summary

Constructors

Constructor and Description
CustomUnmarshaller(java.lang.Class<?> targetClass, java.lang.Class<? extends DynamoDBMarshaller<?>> unmarshallerClass) 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

CustomUnmarshaller

public CustomUnmarshaller(java.lang.Class<?> targetClass,
                          java.lang.Class<? extends DynamoDBMarshaller<?>> unmarshallerClass)

Constructor.

Parameters:

targetClass - the target class.

unmarshallerClass - the custom unmarshaller

Method Detail

unmarshall

public java.lang.Object unmarshall(AttributeValue value)

Description copied from interface: ArgumentUnmarshaller

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

Parameters:

value - the attribute value.

Returns:

the unmarshalled object.

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.