class FilterOrPolicy
Language | Type name |
---|---|
![]() | Amazon.CDK.AWS.SNS.FilterOrPolicy |
![]() | github.com/aws/aws-cdk-go/awscdk/v2/awssns#FilterOrPolicy |
![]() | software.amazon.awscdk.services.sns.FilterOrPolicy |
![]() | aws_cdk.aws_sns.FilterOrPolicy |
![]() | aws-cdk-lib » aws_sns » FilterOrPolicy |
Class for building the FilterPolicy by avoiding union types.
Example
import * as lambda from 'aws-cdk-lib/aws-lambda';
const myTopic = new sns.Topic(this, 'MyTopic');
declare const fn: lambda.Function;
// Lambda should receive only message matching the following conditions on message body:
// color: 'red' or 'orange'
myTopic.addSubscription(new subscriptions.LambdaSubscription(fn, {
filterPolicyWithMessageBody: {
background: sns.FilterOrPolicy.policy({
color: sns.FilterOrPolicy.filter(sns.SubscriptionFilter.stringFilter({
allowlist: ['red', 'orange'],
})),
}),
},
}));
Initializer
new FilterOrPolicy()
Properties
Name | Type | Description |
---|---|---|
type | Filter | Type switch for disambiguating between subclasses. |
type
Type:
Filter
Type switch for disambiguating between subclasses.
Methods
Name | Description |
---|---|
is | Check if instance is Filter type. |
is | Check if instance is Policy type. |
static filter(filter) | Filter of MessageBody. |
static policy(policy) | Policy of MessageBody. |
isFilter()
public isFilter(): boolean
Returns
boolean
Check if instance is Filter
type.
isPolicy()
public isPolicy(): boolean
Returns
boolean
Check if instance is Policy
type.
static filter(filter)
public static filter(filter: SubscriptionFilter): Filter
Parameters
- filter
Subscription
Filter
Returns
Filter of MessageBody.
static policy(policy)
public static policy(policy: { [string]: FilterOrPolicy }): Policy
Parameters
- policy
{ [string]:
Filter
Or Policy }
Returns
Policy of MessageBody.