Workaround NoClassDefFoundError in @PreDestroy waiting for MNG-7056 (#1431)

Author: cyrille-leclerc

maven-extension/src/main/java/io/opentelemetry/maven/OtelLifecycleParticipant.java

@@ -21,6 +21,8 @@ public final class OtelLifecycleParticipant extends AbstractMavenLifecyclePartic
 
   private static final Logger logger = LoggerFactory.getLogger(OtelLifecycleParticipant.class);
 
+  private final OpenTelemetrySdkService openTelemetrySdkService;
+
   private final OtelExecutionListener otelExecutionListener;
 
   /**
@@ -30,6 +32,7 @@ public final class OtelLifecycleParticipant extends AbstractMavenLifecyclePartic
   @Inject
   OtelLifecycleParticipant(
       OpenTelemetrySdkService openTelemetrySdkService, SpanRegistry spanRegistry) {
+    this.openTelemetrySdkService = openTelemetrySdkService;
     this.otelExecutionListener = new OtelExecutionListener(spanRegistry, openTelemetrySdkService);
   }
 
@@ -56,8 +59,16 @@ public void afterProjectsRead(MavenSession session) {
           .setExecutionListener(
               new ChainedExecutionListener(this.otelExecutionListener, initialExecutionListener));
       logger.debug(
-          "OpenTelemetry: OpenTelemetry extension registered as execution listener. InitialExecutionListener: "
-              + initialExecutionListener);
+          "OpenTelemetry: OpenTelemetry extension registered as execution listener. InitialExecutionListener: {}",
+          initialExecutionListener);
     }
   }
+
+  @Override
+  public void afterSessionEnd(MavenSession session) {
+    // Workaround https://issues.apache.org/jira/browse/MNG-8217
+    // close OpenTelemetry SDK in `afterSessionEnd()`
+    logger.debug("OpenTelemetry: After Maven session end, close OpenTelemetry SDK");
+    openTelemetrySdkService.close();
+  }
 }