Package com.atlan.samples.events

Class AbstractLambdaHandler

  • All Implemented Interfaces:
    com.amazonaws.services.lambda.runtime.RequestStreamHandler
    Direct Known Subclasses:
    LambdaEnforcer, LambdaLogger, LambdaPlaybookRunner, LambdaScorer
    public abstract class AbstractLambdaHandler
extends java.lang.Object
implements com.amazonaws.services.lambda.runtime.RequestStreamHandler

    • Constructor Summary

      Constructors 
      Constructor Description
      AbstractLambdaHandler​(com.atlan.events.AtlanEventHandler handler)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void handleRequest​(java.io.InputStream input, java.io.OutputStream output, com.amazonaws.services.lambda.runtime.Context context)
      void processEvent​(com.atlan.model.events.AtlanEvent event, com.amazonaws.services.lambda.runtime.Context context)
      Handle the Atlan event using the standard 5-step flow: 1.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • AbstractLambdaHandler

        public AbstractLambdaHandler​(com.atlan.events.AtlanEventHandler handler)

    • Method Detail

      • processEvent

        public void processEvent​(com.atlan.model.events.AtlanEvent event,
                         com.amazonaws.services.lambda.runtime.Context context)
                  throws java.io.IOException
        Handle the Atlan event using the standard 5-step flow: 1. Validate prerequisites. 2. Retrieve current state of the asset. 3. Apply any changes (in-memory). 4. Determine whether any changes actually would be applied (idempotency). 5. Apply changes back to Atlan (only if (4) shows there are changes to apply).
        Parameters:
        event - the event payload, from Atlan
        context - context in which the event was received by the AWS Lambda function
        Throws:
        java.io.IOException - on any error during processing of the event

      • handleRequest

        public void handleRequest​(java.io.InputStream input,
                          java.io.OutputStream output,
                          com.amazonaws.services.lambda.runtime.Context context)
                   throws java.io.IOException
        Specified by:
        handleRequest in interface com.amazonaws.services.lambda.runtime.RequestStreamHandler
        Throws:
        java.io.IOException