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/*
* =========================================================================================
* Copyright © 2013-2015 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.annotation.instrumentation
import java.util.concurrent.atomic.AtomicReferenceArray
import kamon.Kamon
import kamon.annotation.Annotation
import kamon.metric.instrument
import kamon.metric.instrument.{ Counter, MinMaxCounter }
import org.aspectj.lang.annotation.{ After, AfterReturning, Around, Aspect }
import org.aspectj.lang.{ JoinPoint, ProceedingJoinPoint }
@Aspect("pertypewithin(kamon.annotation.instrumentation.AnnotationInstruments+ && !kamon.annotation.instrumentation.*)")
class StaticAnnotationInstrumentation extends BaseAnnotationInstrumentation with AnnotationInstruments {
println("statics")
@After("staticinitialization(*) && !within(kamon.annotation.instrumentation.*)")
def creation(jps: JoinPoint.StaticPart): Unit = {
val size = Kamon(Annotation).arraySize
traces = new AtomicReferenceArray[TraceContextInfo](size)
segments = new AtomicReferenceArray[SegmentInfo](size)
counters = new AtomicReferenceArray[Counter](size)
minMaxCounters = new AtomicReferenceArray[MinMaxCounter](size)
histograms = new AtomicReferenceArray[instrument.Histogram](size)
}
@Around("execution(@kamon.annotation.Trace static * (@kamon.annotation.EnableKamon *).*(..))")
def trace(pjp: ProceedingJoinPoint): AnyRef = {
var traceInfo = traces.get(pjp.getStaticPart.getId)
if (traceInfo == null) {
val clazz = declaringType(pjp.getSignature)
traceInfo = registerTrace(pjp.getStaticPart, traces, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processTrace(traceInfo, pjp)
}
@Around("execution(@kamon.annotation.Segment static * (@kamon.annotation.EnableKamon *).*(..))")
def segment(pjp: ProceedingJoinPoint): AnyRef = {
var segmentInfo = segments.get(pjp.getStaticPart.getId)
if (segmentInfo == null) {
val clazz = declaringType(pjp.getSignature)
segmentInfo = registerSegment(pjp.getStaticPart, segments, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processSegment(segmentInfo, pjp)
}
@Around("execution(@kamon.annotation.Time static * (@kamon.annotation.EnableKamon *).*(..))")
def time(pjp: ProceedingJoinPoint): AnyRef = {
var histogram = histograms.get(pjp.getStaticPart.getId)
if (histogram == null) {
val clazz = declaringType(pjp.getSignature)
histogram = registerTime(pjp.getStaticPart, histograms, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processTime(histogram, pjp)
}
@Around("execution(@kamon.annotation.Count static * (@kamon.annotation.EnableKamon *).*(..))")
def count(pjp: ProceedingJoinPoint): AnyRef = {
var counter = counters.get(pjp.getStaticPart.getId)
if (counter == null) {
val clazz = declaringType(pjp.getSignature)
counter = registerCounter(pjp.getStaticPart, counters, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processCount(counter, pjp)
}
@Around("execution(@kamon.annotation.MinMaxCount static * (@kamon.annotation.EnableKamon *).*(..))")
def minMax(pjp: ProceedingJoinPoint): AnyRef = {
var minMax = minMaxCounters.get(pjp.getStaticPart.getId)
if (minMax == null) {
val clazz = declaringType(pjp.getSignature)
minMax = registerMinMaxCounter(pjp.getStaticPart, minMaxCounters, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processMinMax(minMax, pjp)
}
@AfterReturning(pointcut = "execution(@kamon.annotation.Histogram static (int || long || double || float) (@kamon.annotation.EnableKamon *).*(..))", returning = "result")
def histogram(jps: JoinPoint.StaticPart, result: AnyRef): Unit = {
var histogram = histograms.get(jps.getId)
if (histogram == null) {
val clazz = declaringType(jps.getSignature)
histogram = registerHistogram(jps, histograms, StringEvaluator(clazz), TagsEvaluator(clazz))
}
processHistogram(histogram, result, jps)
}
}
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