class BackedDataSource 🔹

Language	Type name
.NET	Amazon.CDK.AWS.AppSync.BackedDataSource
Java	software.amazon.awscdk.services.appsync.BackedDataSource
Python	aws_cdk.aws_appsync.BackedDataSource
TypeScript (source)	@aws-cdk/aws-appsync » BackedDataSource

Implements IConstruct, IConstruct, IDependable, IGrantable

Extends BaseDataSource

Implemented by DynamoDbDataSource, ElasticsearchDataSource, HttpDataSource, LambdaDataSource, OpenSearchDataSource, RdsDataSource

Abstract AppSync datasource implementation.

Do not use directly but use subclasses for resource backed datasources

Initializer

new BackedDataSource(scope: Construct, id: string, props: BackedDataSourceProps, extended: ExtendedDataSourceProps)

Parameters

• scope Construct
• id string
• props BackedDataSourceProps
• extended ExtendedDataSourceProps

Properties

Name	Type	Description
ds🔹	CfnDataSource	the underlying CFN data source resource.
grantPrincipal🔹	IPrincipal	the principal of the data source to be IGrantable.
name🔹	string	the name of the data source.
node🔹	ConstructNode	The construct tree node associated with this construct.

---

ds🔹

Type: CfnDataSource

the underlying CFN data source resource.

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grantPrincipal🔹

Type: IPrincipal

the principal of the data source to be IGrantable.

---

name🔹

Type: string

the name of the data source.

---

node🔹

Type: ConstructNode

The construct tree node associated with this construct.

Methods

Name	Description
createFunction(props)🔹	creates a new appsync function for this datasource and API using the given properties.
createResolver(props)🔹	creates a new resolver for this datasource and API using the given properties.
toString()🔹	Returns a string representation of this construct.

---

createFunction(props)🔹

public createFunction(props: BaseAppsyncFunctionProps): AppsyncFunction

Parameters

• props BaseAppsyncFunctionProps

Returns

• AppsyncFunction

creates a new appsync function for this datasource and API using the given properties.

---

createResolver(props)🔹

public createResolver(props: BaseResolverProps): Resolver

Parameters

• props BaseResolverProps

Returns

• Resolver

creates a new resolver for this datasource and API using the given properties.

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toString()🔹

public toString(): string

Returns

• string

Returns a string representation of this construct.