Package software.amazon.lambda.powertools.parameters.transform

Class JsonTransformer<T>

java.lang.Object

software.amazon.lambda.powertools.parameters.transform.JsonTransformer<T>

Type Parameters:

T - type of the Object to create during transformation.

All Implemented Interfaces:

Transformer<T>

public class JsonTransformer<T>
extends Object
implements Transformer<T>

Transformer that transform a json string into an Object. Based on Jackson.

Field Summary

Fields inherited from interface software.amazon.lambda.powertools.parameters.transform.Transformer

base64, json

Constructor Summary

Constructors

Constructor	Description
JsonTransformer()

Method Summary

Modifier and Type	Method	Description
T	applyTransformation(String value, Class<T> targetClass)	Apply a transformation on the input value (String)

Methods inherited from class java.lang.Object

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

Constructor Details

JsonTransformer

public JsonTransformer()

Method Details

applyTransformation

public T applyTransformation(String value,
 Class<T> targetClass)
                      throws TransformationException

Description copied from interface: Transformer

Apply a transformation on the input value (String)

Specified by:

applyTransformation in interface Transformer<T>

Parameters:

value - the parameter value to transform

targetClass - class of the target object

Returns:

a transformed parameter

Throws:

TransformationException - when a transformation error occurs