https://docs.cloud.google.com/java/docs/reference/google-cloud-dms/latest/com.google.cloud.clouddms.v1.MappingRule.Builder
Class MappingRule.Builder (2.90.0) | Java client libraries | Google Cloud Documentation
https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/aws-properties-cognito-identitypoolroleattachment-mappingrule.html
AWS::Cognito::IdentityPoolRoleAttachment MappingRule - AWS CloudFormation
Defines how to map a claim to a role ARN.
aws cognitocloudformation