* limitations under the License.
* ============LICENSE_END=========================================================
*/
-
package org.onap.so.bpmn.infrastructure.pnf.dmaap;
import java.io.IOException;
-import java.nio.charset.StandardCharsets;
-import java.util.*;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import javax.ws.rs.core.UriBuilder;
import org.apache.http.HttpResponse;
-import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.HttpClientBuilder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.env.Environment;
import org.springframework.stereotype.Component;
-import org.onap.so.client.aai.entities.uri.AAIResourceUri;
-import org.onap.so.client.aai.entities.uri.AAIUriFactory;
-import org.onap.so.client.aai.AAIResourcesClient;
-import org.onap.so.client.aai.AAIObjectType;
-import static org.onap.so.bpmn.infrastructure.pnf.dmaap.JsonUtilForPnfCorrelationId.*;
@Component
public class PnfEventReadyDmaapClient implements DmaapClient {
-
private static final Logger logger = LoggerFactory.getLogger(PnfEventReadyDmaapClient.class);
-
private HttpClient httpClient;
private Map<String, Runnable> pnfCorrelationIdToThreadMap;
- private HttpGet getRequest;
+ private HttpGet getRequestForpnfReady;
+ private HttpGet getRequestForPnfUpdate;
private int topicListenerDelayInSeconds;
private volatile ScheduledThreadPoolExecutor executor;
private volatile boolean dmaapThreadListenerIsRunning;
- private volatile List<Map<String, String>> listOfUpdateInfoMap;
+
+
@Autowired
public PnfEventReadyDmaapClient(Environment env) {
pnfCorrelationIdToThreadMap = new ConcurrentHashMap<>();
topicListenerDelayInSeconds = env.getProperty("pnf.dmaap.topicListenerDelayInSeconds", Integer.class);
executor = null;
- getRequest = new HttpGet(UriBuilder.fromUri(env.getProperty("pnf.dmaap.uriPathPrefix"))
+ getRequestForpnfReady = new HttpGet(UriBuilder.fromUri(env.getProperty("pnf.dmaap.uriPathPrefix"))
+ .scheme(env.getProperty("pnf.dmaap.protocol")).host(env.getProperty("pnf.dmaap.host"))
+ .port(env.getProperty("pnf.dmaap.port", Integer.class))
+ .path(env.getProperty("pnf.dmaap.pnfReadyTopicName")).path(env.getProperty("pnf.dmaap.consumerGroup"))
+ .path(env.getProperty("pnf.dmaap.consumerId")).build());
+ getRequestForPnfUpdate = new HttpGet(UriBuilder.fromUri(env.getProperty("pnf.dmaap.uriPathPrefix"))
.scheme(env.getProperty("pnf.dmaap.protocol")).host(env.getProperty("pnf.dmaap.host"))
- .port(env.getProperty("pnf.dmaap.port", Integer.class)).path(env.getProperty("pnf.dmaap.topicName"))
- .path(env.getProperty("pnf.dmaap.consumerGroup")).path(env.getProperty("pnf.dmaap.consumerId"))
- .build());
- listOfUpdateInfoMap = new ArrayList<>();
+ .port(env.getProperty("pnf.dmaap.port", Integer.class))
+ .path(env.getProperty("pnf.dmaap.pnfUpdateTopicName")).path(env.getProperty("pnf.dmaap.consumerGroup"))
+ .path(env.getProperty("pnf.dmaap.consumerIdUpdate")).build());
}
+
@Override
- public synchronized void registerForUpdate(String pnfCorrelationId, Runnable informConsumer,
- Map<String, String> updateInfo) {
+ public synchronized void registerForUpdate(String pnfCorrelationId, Runnable informConsumer) {
logger.debug("registering for pnf ready dmaap event for pnf correlation id: {}", pnfCorrelationId);
- synchronized (listOfUpdateInfoMap) {
- listOfUpdateInfoMap.add(updateInfo);
- }
pnfCorrelationIdToThreadMap.put(pnfCorrelationId, informConsumer);
if (!dmaapThreadListenerIsRunning) {
startDmaapThreadListener();
public synchronized Runnable unregister(String pnfCorrelationId) {
logger.debug("unregistering from pnf ready dmaap event for pnf correlation id: {}", pnfCorrelationId);
Runnable runnable = pnfCorrelationIdToThreadMap.remove(pnfCorrelationId);
- synchronized (listOfUpdateInfoMap) {
- for (int i = listOfUpdateInfoMap.size() - 1; i >= 0; i--) {
- if (!listOfUpdateInfoMap.get(i).containsKey("pnfCorrelationId"))
- continue;
- String id = listOfUpdateInfoMap.get(i).get("pnfCorrelationId");
- if (id != pnfCorrelationId)
- continue;
- listOfUpdateInfoMap.remove(i);
- }
- }
if (pnfCorrelationIdToThreadMap.isEmpty()) {
stopDmaapThreadListener();
}
}
class DmaapTopicListenerThread implements Runnable {
-
@Override
public void run() {
try {
- logger.debug("dmaap listener starts listening pnf ready dmaap topic");
- HttpResponse response = httpClient.execute(getRequest);
- if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
- String responseString = EntityUtils.toString(response.getEntity(), StandardCharsets.UTF_8);
- List<String> idList = parseJsonToGelAllPnfCorrelationId(responseString);
- idList.stream().findFirst().ifPresent(id -> registerClientResponse(id, responseString));
- idList.forEach(this::informAboutPnfReadyIfPnfCorrelationIdFound);
+ HttpResponse response;
+ response = httpClient.execute(getRequestForPnfUpdate);
+ List<String> pnfUpdateResponse = getPnfCorrelationIdListFromResponse(response);
+ if (pnfUpdateResponse.isEmpty()) {
+ response = httpClient.execute(getRequestForpnfReady);
+ getPnfCorrelationIdListFromResponse(response)
+ .forEach(this::informAboutPnfReadyIfPnfCorrelationIdFound);
+ } else {
+ pnfUpdateResponse.forEach(this::informAboutPnfReadyIfPnfCorrelationIdFound);
}
} catch (IOException e) {
logger.error("Exception caught during sending rest request to dmaap for listening event topic", e);
} finally {
- getRequest.reset();
+ getRequestForpnfReady.reset();
+ getRequestForPnfUpdate.reset();
}
}
+ private List<String> getPnfCorrelationIdListFromResponse(HttpResponse response) throws IOException {
+ if (response.getStatusLine().getStatusCode() == 200) {
+ String responseString = EntityUtils.toString(response.getEntity(), "UTF-8");
+ if (responseString != null) {
+ return JsonUtilForPnfCorrelationId.parseJsonToGelAllPnfCorrelationId(responseString);
+ }
+ }
+ return Collections.emptyList();
+ }
+
private void informAboutPnfReadyIfPnfCorrelationIdFound(String pnfCorrelationId) {
Runnable runnable = unregister(pnfCorrelationId);
if (runnable != null) {
runnable.run();
}
}
-
- private void registerClientResponse(String pnfCorrelationId, String response) {
-
- String customerId = null;
- String serviceType = null;
- String serId = null;
- synchronized (listOfUpdateInfoMap) {
- for (Map<String, String> map : listOfUpdateInfoMap) {
- if (!map.containsKey("pnfCorrelationId"))
- continue;
- if (pnfCorrelationId != map.get("pnfCorrelationId"))
- continue;
- if (!map.containsKey("globalSubscriberID"))
- continue;
- if (!map.containsKey("serviceType"))
- continue;
- if (!map.containsKey("serviceInstanceId"))
- continue;
- customerId = map.get("pnfCorrelationId");
- serviceType = map.get("serviceType");
- serId = map.get("serviceInstanceId");
- }
- }
- if (customerId == null || serviceType == null || serId == null)
- return;
- AAIResourcesClient client = new AAIResourcesClient();
- AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE_METADATA, customerId,
- serviceType, serId);
- client.update(uri, response);
- }
-
}
}
+