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Diffstat (limited to 'kamon-scala/src/main/scala/kamon/scalaz/instrumentation/FutureInstrumentation.scala')
-rw-r--r-- | kamon-scala/src/main/scala/kamon/scalaz/instrumentation/FutureInstrumentation.scala | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/kamon-scala/src/main/scala/kamon/scalaz/instrumentation/FutureInstrumentation.scala b/kamon-scala/src/main/scala/kamon/scalaz/instrumentation/FutureInstrumentation.scala new file mode 100644 index 00000000..b5aadbd3 --- /dev/null +++ b/kamon-scala/src/main/scala/kamon/scalaz/instrumentation/FutureInstrumentation.scala @@ -0,0 +1,47 @@ +/* + * ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.scalaz.instrumentation + +import kamon.trace.{ TraceContext, TraceContextAware } +import org.aspectj.lang.ProceedingJoinPoint +import org.aspectj.lang.annotation._ + +@Aspect +class FutureInstrumentation { + + @DeclareMixin("scalaz.concurrent..* && java.util.concurrent.Callable+") + def mixinTraceContextAwareToFutureRelatedCallable: TraceContextAware = + TraceContextAware.default + + @Pointcut("execution((scalaz.concurrent..* && java.util.concurrent.Callable+).new(..)) && this(callable)") + def futureRelatedCallableCreation(callable: TraceContextAware): Unit = {} + + @After("futureRelatedCallableCreation(callable)") + def afterCreation(callable: TraceContextAware): Unit = + // Force traceContext initialization. + callable.traceContext + + @Pointcut("execution(* (scalaz.concurrent..* && java.util.concurrent.Callable+).call()) && this(callable)") + def futureRelatedCallableExecution(callable: TraceContextAware): Unit = {} + + @Around("futureRelatedCallableExecution(callable)") + def aroundExecution(pjp: ProceedingJoinPoint, callable: TraceContextAware): Any = + TraceContext.withContext(callable.traceContext) { + pjp.proceed() + } + +} |