@Override
    @Deprecated
    public DeleteNamespaceResult deleteNamespace(DeleteNamespaceRequest request) {
        request = beforeClientExecution(request);
        return executeDeleteNamespace(request);
    }
<p>
Deletes the specified namespace. This action deletes all of the entities in the namespace. Delete the systems and
flows that use entities in the namespace before performing this action. This action takes no request parameters.
</p>

@param deleteNamespaceRequest
@return Result of the DeleteNamespace operation returned by the service.
@throws InternalFailureException
@throws ThrottlingException
@sample AWSIoTThingsGraph.DeleteNamespace
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/iotthingsgraph-2018-09-06/DeleteNamespace" target="_top">AWS
     API Documentation</a>
aws-java-sdk-iotthingsgraph/src/main/java/com/amazonaws/services/iotthingsgraph/AWSIoTThingsGraphClient.java