added test for attaching to running VM and add prometheus JMX agent;

this adds com.sun.jna[.platform] to the runtime

java/com.sap.sailing.datamining.test/META-INF/MANIFEST.MF

@@ -24,5 +24,7 @@ Require-Bundle: org.mockito.mockito-core;bundle-version="4.8.1",
  org.objenesis;bundle-version="2.1.0",
  net.bytebuddy.byte-buddy;bundle-version="1.12.18",
  net.bytebuddy.byte-buddy-agent;bundle-version="1.12.18",
- com.sap.sailing.domain.test
+ com.sap.sailing.domain.test,
+ com.sun.jna;bundle-version="5.12.1",
+ com.sun.jna.platform;bundle-version="5.12.1"
 Automatic-Module-Name: com.sap.sailing.datamining.test

java/com.sap.sailing.datamining.test/src/com/sap/sailing/datamining/test/util/TestAttachToVM.java

@@ -0,0 +1,27 @@
+package com.sap.sailing.datamining.test.util;
+
+import static org.junit.Assert.assertNotNull;
+
+import java.io.IOException;
+
+import org.junit.Ignore;
+import org.junit.Test;
+
+import net.bytebuddy.agent.VirtualMachine;
+
+/**
+ * Requires com.sun.jna, com.sun.jna.platform bundles and the net.bytebuddy stuff to be on the classpath.
+ * 
+ * @author Axel Uhl (d043530)
+ *
+ */
+@Ignore("This class is used only to demonstrate how injecting the JMX Prometheus Java agent works for a running VM")
+public class TestAttachToVM {
+    @Test
+    public void testInjectAgentToRunningVM() throws IOException {
+        final VirtualMachine vm = VirtualMachine.ForHotSpot.attach("414179");
+        vm.loadAgent("/path/to/jmx_prometheus_javaagent-1.1.0.jar", "9000:/path/to/java/jmxPrometheusConfig.yaml");
+        assertNotNull(vm);
+        vm.detach();
+    }
+}

java/com.sap.sse.feature.runtime/feature.xml

@@ -1353,4 +1353,32 @@
          install-size="0"
          version="4.28.3"
          unpack="false"/>
+
+   <plugin
+         id="com.sun.jna"
+         download-size="0"
+         install-size="0"
+         version="5.12.1.v20221103-2317"
+         unpack="false"/>
+
+   <plugin
+         id="com.sun.jna.source"
+         download-size="0"
+         install-size="0"
+         version="5.12.1.v20221103-2317"
+         unpack="false"/>
+
+   <plugin
+         id="com.sun.jna.platform"
+         download-size="0"
+         install-size="0"
+         version="5.12.1.v20221103-2317"
+         unpack="false"/>
+
+   <plugin
+         id="com.sun.jna.platform.source"
+         download-size="0"
+         install-size="0"
+         version="5.12.1.v20221103-2317"
+         unpack="false"/>
 </feature>