migrate to indy mongoclient plugin

CHANGELOG.asciidoc

@@ -71,6 +71,10 @@ Even when matching on the main class name or on system properties,
 * Fix `NullPointerException` on legacy Apache client instrumentation when host is `null` - {pull}1746[#1746]
 * Apply consistent proxy class exclusion heuristic - {pull}1738[#1738]
 
+[float]
+===== Refactors
+* Migrate MongoDB plugin to indy dispatcher {pull}1369[#1369]
+
 [[release-notes-1.x]]
 === Java Agent version 1.x
 

apm-agent-plugins/apm-mongoclient-plugin/src/main/java/co/elastic/apm/agent/mongoclient/ConnectionAdvice.java

@@ -24,7 +24,6 @@
  */
 package co.elastic.apm.agent.mongoclient;
 
-import co.elastic.apm.agent.bci.VisibleForAdvice;
 import co.elastic.apm.agent.impl.GlobalTracer;
 import co.elastic.apm.agent.impl.transaction.AbstractSpan;
 import co.elastic.apm.agent.impl.transaction.Span;
@@ -41,12 +40,11 @@
 
 public class ConnectionAdvice {
 
- @VisibleForAdvice
  public static final Logger logger = LoggerFactory.getLogger(ConnectionAdvice.class);
 
  @Nullable
- @Advice.OnMethodEnter(suppress = Throwable.class)
- public static Span onEnter(@Advice.This Connection thiz,
+ @Advice.OnMethodEnter(suppress = Throwable.class, inline = false)
+ public static Object onEnter(@Advice.This Connection thiz,
  @Advice.Argument(0) Object databaseOrMongoNamespace,
  @Advice.Argument(1) BsonDocument command) {
  Span span = null;
@@ -113,9 +111,10 @@ public static Span onEnter(@Advice.This Connection thiz,
  return span;
  }
 
- @Advice.OnMethodExit(suppress = Throwable.class, onThrowable = Throwable.class)
- public static void onExit(@Nullable @Advice.Enter Span span, @Advice.Thrown Throwable thrown, @Advice.Origin("#m") String methodName) {
- if (span != null) {
+ @Advice.OnMethodExit(suppress = Throwable.class, onThrowable = Throwable.class, inline = false)
+ public static void onExit(@Nullable @Advice.Enter Object spanObj, @Advice.Thrown Throwable thrown, @Advice.Origin("#m") String methodName) {
+ if (spanObj instanceof Span) {
+ Span span = (Span) spanObj;
  span.deactivate().captureException(thrown);
  if (!methodName.endsWith("Async")) {
  span.end();

apm-agent-plugins/apm-mongoclient-plugin/src/main/java/co/elastic/apm/agent/mongoclient/ConnectionInstrumentation.java

@@ -69,8 +69,8 @@ public ElementMatcher<? super MethodDescription> getMethodMatcher() {
  }
 
  @Nullable
- @Advice.OnMethodEnter(suppress = Throwable.class)
- public static Span onEnter(@Advice.This Connection thiz,
+ @Advice.OnMethodEnter(suppress = Throwable.class, inline = false)
+ public static Object onEnter(@Advice.This Connection thiz,
  @Advice.Argument(0) MongoNamespace namespace,
  @Advice.Origin("#m") String methodName) {
  Span span = null;
@@ -109,9 +109,10 @@ public static Span onEnter(@Advice.This Connection thiz,
  return span;
  }
 
- @Advice.OnMethodExit(suppress = Throwable.class, onThrowable = Throwable.class)
- public static void onExit(@Nullable @Advice.Enter Span span, @Advice.Thrown Throwable thrown) {
- if (span != null) {
+ @Advice.OnMethodExit(suppress = Throwable.class, onThrowable = Throwable.class, inline = false)
+ public static void onExit(@Nullable @Advice.Enter Object spanObj, @Advice.Thrown Throwable thrown) {
+ if (spanObj instanceof Span) {
+ Span span = (Span) spanObj;
  span.deactivate().captureException(thrown);
  span.end();
  }

apm-agent-plugins/apm-mongoclient-plugin/src/main/java/co/elastic/apm/agent/mongoclient/MongoClientInstrumentation.java

@@ -49,8 +49,4 @@ public Collection<String> getInstrumentationGroupNames() {
  return Collections.singletonList("mongodb-client");
  }
 
- @Override
- public boolean indyPlugin() {
- return false;
- }
 }