@Override
	public List<StreamDefinition> findAll() {
		try {
			return this.findAll(zkConnection.getClient().getChildren().forPath(Paths.STREAMS));
		}
		catch (Exception e) {
			throw ZooKeeperUtils.wrapThrowable(e);
		}
	}
The key used in serialized properties to hold the parsed module definitions that make up a stream.
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/stream/zookeeper/ZooKeeperStreamDefinitionRepository.java