X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=policy-agent%2Fsrc%2Fmain%2Fjava%2Forg%2Foransc%2Fpolicyagent%2Fdmaap%2FDmaapMessageConsumer.java;h=f13ffebdcd45aeff2e4a533b058768a9a04fe96f;hb=4db5e7d262aaa8ccf18feaa4bd93a6a925801333;hp=e72fcf0b253fc9c8b65c2f3f4c17a370b0c2ff82;hpb=dede1d28c8f37bb21fae806f00f8315b923670c1;p=nonrtric.git diff --git a/policy-agent/src/main/java/org/oransc/policyagent/dmaap/DmaapMessageConsumer.java b/policy-agent/src/main/java/org/oransc/policyagent/dmaap/DmaapMessageConsumer.java index e72fcf0b..f13ffebd 100644 --- a/policy-agent/src/main/java/org/oransc/policyagent/dmaap/DmaapMessageConsumer.java +++ b/policy-agent/src/main/java/org/oransc/policyagent/dmaap/DmaapMessageConsumer.java @@ -22,7 +22,6 @@ package org.oransc.policyagent.dmaap; import com.google.common.collect.Iterables; -import java.io.FileNotFoundException; import java.io.IOException; import java.time.Duration; import java.util.Properties; @@ -40,55 +39,83 @@ import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Component; +/** + * The class fetches incoming requests from DMAAP. It uses the timeout parameter + * that lets the MessageRouter keep the connection with the Kafka open until + * requests are sent in. + * + *
+ * this service will regularly check the configuration and start polling DMaaP + * if the configuration is added. If the DMaaP configuration is removed, then + * the service will stop polling and resume checking for configuration. + * + *
+ * Each received request is processed by {@link DmaapMessageHandler}.
+ */
@Component
-public class DmaapMessageConsumer implements Runnable {
+public class DmaapMessageConsumer {
- private static final Logger logger = LoggerFactory.getLogger(DmaapMessageConsumer.class);
+ protected static final Duration TIME_BETWEEN_DMAAP_RETRIES = Duration.ofSeconds(10);
- private final static Duration TIME_BETWEEN_DMAAP_POLLS = Duration.ofSeconds(10);
+ private static final Logger logger = LoggerFactory.getLogger(DmaapMessageConsumer.class);
private final ApplicationConfig applicationConfig;
+ private DmaapMessageHandler dmaapMessageHandler = null;
+ private MRConsumer messageRouterConsumer = null;
+
@Value("${server.port}")
private int localServerPort;
@Autowired
public DmaapMessageConsumer(ApplicationConfig applicationConfig) {
this.applicationConfig = applicationConfig;
-
- Thread thread = new Thread(this);
- thread.start();
}
- DmaapMessageConsumer(ApplicationConfig applicationConfig, boolean start) {
- this.applicationConfig = applicationConfig;
- }
-
- private boolean isDmaapConfigured() {
- Properties consumerCfg = applicationConfig.getDmaapConsumerConfig();
- Properties producerCfg = applicationConfig.getDmaapPublisherConfig();
- return (consumerCfg != null && consumerCfg.size() > 0 && producerCfg != null && producerCfg.size() > 0);
+ /**
+ * Starts the consumer. If there is a DMaaP configuration, it will start polling
+ * for messages. Otherwise it will check regularly for the configuration.
+ *
+ * @return the running thread, for test purposes.
+ */
+ public Thread start() {
+ Thread thread = new Thread(this::messageHandlingLoop);
+ thread.start();
+ return thread;
}
- @Override
- public void run() {
- while (sleep(TIME_BETWEEN_DMAAP_POLLS) && isDmaapConfigured()) {
+ private void messageHandlingLoop() {
+ while (!isStopped()) {
try {
- Iterable