public void setClientId(String clientId) {
        this.clientId = clientId;
    }
<p>
The client identifier of the relying party at the OpenID identity provider. This identifier is typically obtained
when the relying party is registered with the OpenID identity provider. You can specify a regular expression so
that AppSync can validate against multiple client identifiers at a time.
</p>

@param clientId
       The client identifier of the relying party at the OpenID identity provider. This identifier is typically
       obtained when the relying party is registered with the OpenID identity provider. You can specify a regular
       expression so that AppSync can validate against multiple client identifiers at a time.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AwsAppSyncGraphQlApiOpenIdConnectConfigDetails.java