Package com.networknt.aws.lambda.handler.middleware.limit.key

Class JwtUserIdKeyResolver

java.lang.Object

com.networknt.aws.lambda.handler.middleware.limit.key.JwtUserIdKeyResolver

All Implemented Interfaces:

KeyResolver

public class JwtUserIdKeyResolver
extends Object
implements KeyResolver

When user is selected as the key, we can get the user_id from the JWT claim. In this way, we can limit a number of requests for a user to prevent abuse from a single page application that is using the backend APIs.

Author:

Steve Hu

Constructor Summary

Constructors

Constructor	Description
JwtUserIdKeyResolver()

Method Summary

Modifier and Type	Method	Description
String	resolve(LightLambdaExchange exchange)	Resolve a unique key from the exchange

Methods inherited from class java.lang.Object

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

Constructor Details

JwtUserIdKeyResolver

public JwtUserIdKeyResolver()

Method Details

resolve

public String resolve(LightLambdaExchange exchange)

Description copied from interface: KeyResolver

Resolve a unique key from the exchange

Specified by:

resolve in interface KeyResolver

Parameters:

exchange - lambda exchange

Returns:

A string for the key