@Override
    public JdbcDatabaseContainer newInstance(String tag) {
        if (tag != null) {
            return new OceanBaseCEContainer(DockerImageName.parse(OceanBaseCEContainer.DOCKER_IMAGE_NAME).withTag(tag));
        } else {
            return newInstance();
        }
    }
Factory for OceanBase Community Edition containers.
modules/oceanbase/src/main/java/org/testcontainers/oceanbase/OceanBaseCEContainerProvider.java