+ private Properties parseDmaapConfig(JsonObject streamCfg) throws ServiceException {
+ Set<Entry<String, JsonElement>> streamConfigEntries = streamCfg.entrySet();
+ if (streamConfigEntries.size() != 1) {
+ throw new ServiceException(
+ "Invalid configuration. Number of streams must be one, config: " + streamConfigEntries);
+ }
+ JsonObject streamConfigEntry = streamConfigEntries.iterator().next().getValue().getAsJsonObject();
+ JsonObject dmaapInfo = get(streamConfigEntry, "dmaap_info").getAsJsonObject();
+ String topicUrl = getAsString(dmaapInfo, "topic_url");
+
+ Properties dmaapProps = new Properties();
+ try {
+ URL url = new URL(topicUrl);
+ String passwd = "";
+ String userName = "";
+ if (url.getUserInfo() != null) {
+ String[] userInfo = url.getUserInfo().split(":");
+ userName = userInfo[0];
+ passwd = userInfo[1];
+ }
+ String urlPath = url.getPath();
+ DmaapUrlPath path = parseDmaapUrlPath(urlPath);
+
+ dmaapProps.put("ServiceName", url.getHost() + ":" + url.getPort() + "/events");
+ dmaapProps.put("topic", path.dmaapTopicName);
+ dmaapProps.put("host", url.getHost() + ":" + url.getPort());
+ dmaapProps.put("contenttype", MediaType.APPLICATION_JSON.toString());
+ dmaapProps.put("userName", userName);
+ dmaapProps.put("password", passwd);
+ dmaapProps.put("group", path.consumerGroup);
+ dmaapProps.put("id", path.consumerId);
+ dmaapProps.put("TransportType", ProtocolTypeConstants.HTTPNOAUTH.toString());
+ dmaapProps.put("timeout", 15000);
+ dmaapProps.put("limit", 1000);
+ } catch (MalformedURLException e) {
+ throw new ServiceException("Could not parse the URL", e);
+ }
+
+ return dmaapProps;
+ }
+
+ private static @NotNull String getAsString(JsonObject obj, String memberName) throws ServiceException {
+ return get(obj, memberName).getAsString();
+ }
+
+ private class DmaapUrlPath {
+ final String dmaapTopicName;
+ final String consumerGroup;
+ final String consumerId;
+
+ DmaapUrlPath(String dmaapTopicName, String consumerGroup, String consumerId) {
+ this.dmaapTopicName = dmaapTopicName;
+ this.consumerGroup = consumerGroup;
+ this.consumerId = consumerId;
+ }
+ }
+
+ private DmaapUrlPath parseDmaapUrlPath(String urlPath) throws ServiceException {
+ String[] tokens = urlPath.split("/"); // /events/A1-P/users/sdnc1
+ if (!(tokens.length == 3 ^ tokens.length == 5)) {
+ throw new ServiceException("The path has incorrect syntax: " + urlPath);
+ }
+
+ final String dmaapTopicName = tokens[2]; // /events/A1-P
+ String consumerGroup = ""; // users
+ String consumerId = ""; // sdnc1
+ if (tokens.length == 5) {
+ consumerGroup = tokens[3];
+ consumerId = tokens[4];
+ }
+ return new DmaapUrlPath(dmaapTopicName, consumerGroup, consumerId);
+ }