default boolean isRunning() {
        if (getContainerId() == null) {
            return false;
        }

        try {
            Boolean running = getCurrentContainerInfo().getState().getRunning();
            return Boolean.TRUE.equals(running);
        } catch (DockerException e) {
            return false;
        }
    }
@return is the container currently running?
core/src/main/java/org/testcontainers/containers/ContainerState.java