private static String getAbsolutePath4BrokerConf() {
		try {
			ClassPathResource resource = new ClassPathResource(
					ROCKETMQ_BROKER_CONFIG_PATH);
			return resource.getFile().getAbsolutePath();
		}
		catch (IOException e) {
			throw new RuntimeException(e);
		}
	}
Start RocketMQ container, using specific version.
@param version RocketMQ version
spring-cloud-alibaba-tests/spring-cloud-alibaba-test-support/src/main/java/com/alibaba/cloud/testsupport/ContainerStarter.java