public String getTransitGatewayId() {
        return this.transitGatewayId;
    }
<p>
The ID of the Transit Gateway set up by the environment, if applicable.
</p>

@return The ID of the Transit Gateway set up by the environment, if applicable.
aws-java-sdk-migrationhubrefactorspaces/src/main/java/com/amazonaws/services/migrationhubrefactorspaces/model/GetEnvironmentResult.java