aws-cdk-lib.aws_appsync.LambdaInvokeType

LambdaInvokeType Enum

Invoke types for direct Lambda data sources.

Source

aws-appsync/lib/data-source-common.ts

Type last changed

v2.193.0 · 30 Apr 2025

Example

declare const api: appsync.EventApi;
declare const lambdaDataSource: appsync.AppSyncLambdaDataSource;

// Lambda data source for publish handler
api.addChannelNamespace('lambda-ns', {
  code: appsync.Code.fromInline('/* event handler code here.*/'),
  publishHandlerConfig: {
    dataSource: lambdaDataSource,
  },
});

// Direct Lambda data source for publish handler
api.addChannelNamespace('lambda-direct-ns', {
  publishHandlerConfig: {
    dataSource: lambdaDataSource,
    direct: true,
  },
});

api.addChannelNamespace('lambda-direct-async-ns', {
  publishHandlerConfig: {
    dataSource: lambdaDataSource,
    direct: true,
    lambdaInvokeType: appsync.LambdaInvokeType.EVENT,
  },
});

Members

Member	Description
EVENT	Invoke function asynchronously.
REQUEST_RESPONSE	Invoke function synchronously.

Referenced by

• HandlerConfig.lambdaInvokeTypelambda_invoke_typelambdaInvokeTypeLambdaInvokeTypeLambdaInvokeType