forked from elastic/apm-agent-java
-
Notifications
You must be signed in to change notification settings - Fork 0
/
RunnableCallableForkJoinTaskInstrumentation.java
88 lines (78 loc) · 3.39 KB
/
RunnableCallableForkJoinTaskInstrumentation.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
/*
* Licensed to Elasticsearch B.V. under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch B.V. licenses this file to you 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 co.elastic.apm.agent.concurrent;
import co.elastic.apm.agent.sdk.DynamicTransformer;
import co.elastic.apm.agent.sdk.ElasticApmInstrumentation;
import co.elastic.apm.agent.tracer.AbstractSpan;
import co.elastic.apm.agent.tracer.GlobalTracer;
import co.elastic.apm.agent.tracer.Tracer;
import co.elastic.apm.agent.tracer.ElasticContext;
import net.bytebuddy.asm.Advice;
import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.description.type.TypeDescription;
import net.bytebuddy.matcher.ElementMatcher;
import javax.annotation.Nullable;
import java.util.Arrays;
import java.util.Collection;
import java.util.concurrent.Callable;
import java.util.concurrent.ForkJoinTask;
import static net.bytebuddy.matcher.ElementMatchers.hasSuperType;
import static net.bytebuddy.matcher.ElementMatchers.is;
import static net.bytebuddy.matcher.ElementMatchers.named;
import static net.bytebuddy.matcher.ElementMatchers.returns;
import static net.bytebuddy.matcher.ElementMatchers.takesArguments;
/**
* Used only within {@link JavaConcurrent#withContext} to
* {@linkplain DynamicTransformer#ensureInstrumented(Class, Collection) ensure}
* that particular {@link Callable}, {@link Runnable} and {@link ForkJoinTask} classes are instrumented.
*/
public class RunnableCallableForkJoinTaskInstrumentation extends ElasticApmInstrumentation {
private static final Tracer tracer = GlobalTracer.get();
@Override
public ElementMatcher<? super TypeDescription> getTypeMatcher() {
return hasSuperType(
is(Runnable.class)
.or(is(Callable.class))
.or(is(ForkJoinTask.class))
);
}
@Override
public ElementMatcher<? super MethodDescription> getMethodMatcher() {
return named("run").and(takesArguments(0))
.or(named("call").and(takesArguments(0)))
.or(named("exec").and(takesArguments(0).and(returns(boolean.class))));
}
@Override
public Collection<String> getInstrumentationGroupNames() {
return Arrays.asList("concurrent", "executor");
}
public static class AdviceClass {
@Nullable
@Advice.OnMethodEnter(suppress = Throwable.class, inline = false)
public static Object onEnter(@Advice.This Object thiz) {
return JavaConcurrent.restoreContext(thiz, tracer);
}
@Advice.OnMethodExit(suppress = Throwable.class, onThrowable = Throwable.class, inline = false)
public static void onExit(@Nullable @Advice.Enter Object context) {
if (context != null) {
((ElasticContext<?>) context).deactivate();
}
}
}
}