Support forkjoinpool plugin (#505)

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xu1009 2023-04-17 17:45:09 +08:00 committed by GitHub
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@ -101,6 +101,7 @@ jobs:
- guava-eventbus-scenario
- shenyu-2.4.x-scenario
- jdk-threadpool-scenario
- jdk-forkjoinpool-scenario
- shenyu-2.4.x-dubbo-scenario
- grpc-generic-call-scenario
- shenyu-2.4.x-grpc-scenario

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@ -6,6 +6,7 @@ Release Notes.
------------------
* Exclude `synthetic` methods for the WitnessMethod mechanism
* Support ForkJoinPool trace
#### Documentation

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@ -0,0 +1,79 @@
<!--
~ Licensed to the Apache Software Foundation (ASF) under one or more
~ contributor license agreements. See the NOTICE file distributed with
~ this work for additional information regarding copyright ownership.
~ The ASF 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.
~
-->
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<groupId>org.apache.skywalking</groupId>
<artifactId>bootstrap-plugins</artifactId>
<version>8.16.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>apm-jdk-forkjoinpool-plugin</artifactId>
<packaging>jar</packaging>
<name>apm-jdk-forkjoinpool-plugin</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<build>
<plugins>
<plugin>
<artifactId>maven-deploy-plugin</artifactId>
</plugin>
<!-- Ignore the error of javadoc build -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<executions>
<execution>
<id>attach-javadocs</id>
<goals>
<goal>jar</goal>
</goals>
</execution>
</executions>
<configuration>
<failOnError>false</failOnError>
</configuration>
</plugin>
<!-- Build a dummy(empty) javadoc to satisfy maven central requirements -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<executions>
<execution>
<id>empty-javadoc-jar</id>
<phase>package</phase>
<goals>
<goal>jar</goal>
</goals>
<configuration>
<classifier>javadoc</classifier>
<classesDirectory>${basedir}/javadoc</classesDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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@ -0,0 +1,33 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.plugin.jdk.forkjoinpool;
import org.apache.skywalking.apm.agent.core.context.ContextManager;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceConstructorInterceptor;
public class ForkJoinTaskConstructorInterceptor implements InstanceConstructorInterceptor {
@Override
public void onConstruct(EnhancedInstance objInst, Object[] allArguments) throws Throwable {
if (ContextManager.isActive()) {
objInst.setSkyWalkingDynamicField(ContextManager.capture());
}
}
}

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@ -0,0 +1,70 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.plugin.jdk.forkjoinpool;
import java.lang.reflect.Method;
import org.apache.skywalking.apm.agent.core.context.ContextManager;
import org.apache.skywalking.apm.agent.core.context.ContextSnapshot;
import org.apache.skywalking.apm.agent.core.context.trace.AbstractSpan;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.v2.InstanceMethodsAroundInterceptorV2;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.v2.MethodInvocationContext;
import org.apache.skywalking.apm.network.trace.component.ComponentsDefine;
public class ForkJoinWorkerQueueMethodInterceptor implements InstanceMethodsAroundInterceptorV2 {
@Override
public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
MethodInvocationContext context) throws Throwable {
AbstractSpan span = ContextManager.createLocalSpan(generateOperationName(objInst, method));
span.setComponent(ComponentsDefine.JDK_THREADING);
context.setContext(span);
EnhancedInstance forkJoinTask = (EnhancedInstance) allArguments[0];
if (forkJoinTask != null) {
final Object storedField = forkJoinTask.getSkyWalkingDynamicField();
if (storedField != null) {
final ContextSnapshot contextSnapshot = (ContextSnapshot) storedField;
ContextManager.continued(contextSnapshot);
}
}
}
@Override
public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
Object ret, MethodInvocationContext context) throws Throwable {
AbstractSpan span = (AbstractSpan) context.getContext();
if (span != null) {
ContextManager.stopSpan(span);
}
return ret;
}
@Override
public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments,
Class<?>[] argumentsTypes, Throwable t, MethodInvocationContext context) {
AbstractSpan span = (AbstractSpan) context.getContext();
if (span != null) {
span.log(t);
}
}
private String generateOperationName(final EnhancedInstance objInst, final Method method) {
return "ForkJoinPool/" + objInst.getClass().getName() + "/" + method.getName();
}
}

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@ -0,0 +1,67 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.plugin.jdk.forkjoinpool.define;
import static net.bytebuddy.matcher.ElementMatchers.any;
import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.matcher.ElementMatcher;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.ConstructorInterceptPoint;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.InstanceMethodsInterceptPoint;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
import org.apache.skywalking.apm.agent.core.plugin.match.ClassMatch;
import org.apache.skywalking.apm.agent.core.plugin.match.HierarchyMatch;
public class ForkJoinTaskInstrumentation extends ClassInstanceMethodsEnhancePluginDefine {
private static final String FORK_JOIN_TASK_CLASS = "java.util.concurrent.ForkJoinTask";
private static final String FORK_JOIN_TASK_INTERCEPTOR = "org.apache.skywalking.apm.plugin.jdk.forkjoinpool.ForkJoinTaskConstructorInterceptor";
@Override
protected ClassMatch enhanceClass() {
return HierarchyMatch.byHierarchyMatch(FORK_JOIN_TASK_CLASS);
}
@Override
public ConstructorInterceptPoint[] getConstructorsInterceptPoints() {
return new ConstructorInterceptPoint[]{
new ConstructorInterceptPoint() {
@Override
public ElementMatcher<MethodDescription> getConstructorMatcher() {
return any();
}
@Override
public String getConstructorInterceptor() {
return FORK_JOIN_TASK_INTERCEPTOR;
}
}
};
}
@Override
public InstanceMethodsInterceptPoint[] getInstanceMethodsInterceptPoints() {
return new InstanceMethodsInterceptPoint[0];
}
@Override
public boolean isBootstrapInstrumentation() {
return true;
}
}

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@ -0,0 +1,74 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.plugin.jdk.forkjoinpool.define;
import static net.bytebuddy.matcher.ElementMatchers.named;
import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.matcher.ElementMatcher;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.ConstructorInterceptPoint;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.v2.ClassInstanceMethodsEnhancePluginDefineV2;
import org.apache.skywalking.apm.agent.core.plugin.interceptor.v2.InstanceMethodsInterceptV2Point;
import org.apache.skywalking.apm.agent.core.plugin.match.ClassMatch;
import org.apache.skywalking.apm.agent.core.plugin.match.NameMatch;
public class ForkJoinWorkerQueueInstrumentation extends ClassInstanceMethodsEnhancePluginDefineV2 {
private static final String FORK_JOIN_WORKER_QUEUE_CLASS = "java.util.concurrent.ForkJoinPool$WorkQueue";
private static final String FORK_JOIN_WORKER_QUEUE_RUN_TASK_METHOD = "runTask";
private static final String FORK_JOIN_WORKER_QUEUE_RUN_TASK_METHOD_INTERCEPTOR = "org.apache.skywalking.apm.plugin.jdk.forkjoinpool.ForkJoinWorkerQueueMethodInterceptor";
@Override
protected ClassMatch enhanceClass() {
return NameMatch.byName(FORK_JOIN_WORKER_QUEUE_CLASS);
}
@Override
public ConstructorInterceptPoint[] getConstructorsInterceptPoints() {
return new ConstructorInterceptPoint[0];
}
@Override
public InstanceMethodsInterceptV2Point[] getInstanceMethodsInterceptV2Points() {
return new InstanceMethodsInterceptV2Point[]{
new InstanceMethodsInterceptV2Point() {
@Override
public ElementMatcher<MethodDescription> getMethodsMatcher() {
return named(FORK_JOIN_WORKER_QUEUE_RUN_TASK_METHOD);
}
@Override
public String getMethodsInterceptorV2() {
return FORK_JOIN_WORKER_QUEUE_RUN_TASK_METHOD_INTERCEPTOR;
}
@Override
public boolean isOverrideArgs() {
return false;
}
}
};
}
@Override
public boolean isBootstrapInstrumentation() {
return true;
}
}

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@ -0,0 +1,19 @@
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF 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.
jdk-forkjoinpool-plugin=org.apache.skywalking.apm.plugin.jdk.forkjoinpool.define.ForkJoinTaskInstrumentation
jdk-forkjoinpool-plugin=org.apache.skywalking.apm.plugin.jdk.forkjoinpool.define.ForkJoinWorkerQueueInstrumentation

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@ -45,6 +45,7 @@
<module>jdk-http-plugin</module>
<module>jdk-threading-plugin</module>
<module>jdk-threadpool-plugin</module>
<module>jdk-forkjoinpool-plugin</module>
</modules>
<dependencies>

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@ -6,6 +6,7 @@ Now, we have the following known bootstrap plugins.
* Plugin of JDK HttpURLConnection. Agent is compatible with JDK 1.8+
* Plugin of JDK Callable and Runnable. Agent is compatible with JDK 1.8+
* Plugin of JDK ThreadPoolExecutor. Agent is compatible with JDK 1.8+
* Plugin of JDK ForkJoinPool. Agent is compatible with JDK 1.8+
### HttpURLConnection Plugin Notice
The plugin of JDK HttpURLConnection depended on `sun.net.*`. When using Java 9+, You should add some JVM options as follows:

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@ -157,3 +157,4 @@
- micronaut-http-server-3.2.x-3.6.x
- nats-client-2.14.x-2.15.x
- impala-jdbc-2.6.x
- jdk-forkjoinpool-plugin

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@ -127,6 +127,7 @@ metrics based on the tracing data.
* [Spring @Async](https://github.com/spring-projects/spring-framework) 4.x and 5.x
* [Quasar](https://github.com/puniverse/quasar) 0.7.x
* JRE Callable and Runnable (Optional²)
* JRE ForkJoinPool (Optional²)
* Cache
* [Ehcache](https://www.ehcache.org/) 2.x
* [GuavaCache](https://github.com/google/guava) 18.x -> 23.x (Optional²)

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@ -0,0 +1,21 @@
#!/bin/bash
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF 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.
home="$(cd "$(dirname $0)"; pwd)"
java -jar ${agent_opts} ${home}/../libs/jdk-forkjoinpool-scenario.jar &

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@ -0,0 +1,85 @@
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF 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.
segmentItems:
- serviceName: jdk-forkjoinpool-scenario
segmentSize: ge 3
segments:
- segmentId: not null
spans:
- operationName: '/apache/skywalking'
parentSpanId: 0
spanId: 1
spanLayer: Http
startTime: nq 0
endTime: nq 0
componentId: 13
isError: false
spanType: Exit
peer: 'github.com:443'
tags:
- {key: url, value: 'https://github.com/apache/skywalking'}
- {key: http.method, value: GET}
- {key: http.status_code, value: '200'}
skipAnalysis: 'false'
- operationName: 'ForkJoinPool/java.util.concurrent.ForkJoinPool$WorkQueue/runTask'
parentSpanId: -1
spanId: 0
spanLayer: Unknown
startTime: nq 0
endTime: nq 0
componentId: 80
isError: false
spanType: Local
peer: ''
refs:
- {parentEndpoint: 'GET:/jdk-forkjoinpool-scenario/case/jdk-forkjoinpool-scenario', networkAddress: '', refType: CrossThread,
parentSpanId: 0, parentTraceSegmentId: not null, parentServiceInstance: not
null, parentService: jdk-forkjoinpool-scenario, traceId: not null}
skipAnalysis: 'false'
- segmentId: not null
spans:
- operationName: '/apache/skywalking'
parentSpanId: 0
spanId: 1
spanLayer: Http
startTime: nq 0
endTime: nq 0
componentId: 13
isError: false
spanType: Exit
peer: 'github.com:443'
tags:
- {key: url, value: 'https://github.com/apache/skywalking'}
- {key: http.method, value: GET}
- {key: http.status_code, value: '200'}
skipAnalysis: 'false'
- operationName: 'GET:/jdk-forkjoinpool-scenario/case/jdk-forkjoinpool-scenario'
parentSpanId: -1
spanId: 0
spanLayer: Http
startTime: nq 0
endTime: nq 0
componentId: 1
isError: false
spanType: Entry
tags:
- {key: url, value: 'http://localhost:8080/jdk-forkjoinpool-scenario/case/jdk-forkjoinpool-scenario'}
- {key: http.method, value: GET}
- {key: http.status_code, value: '200'}
peer: ''
skipAnalysis: 'false'

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@ -0,0 +1,23 @@
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF 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.
type: jvm
entryService: http://localhost:8080/jdk-forkjoinpool-scenario/case/jdk-forkjoinpool-scenario
healthCheck: http://localhost:8080/jdk-forkjoinpool-scenario/case/healthCheck
runningMode: with_bootstrap
withPlugins: apm-jdk-forkjoinpool-plugin-*.jar
startScript: ./bin/startup.sh

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@ -0,0 +1,121 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
~ Licensed to the Apache Software Foundation (ASF) under one or more
~ contributor license agreements. See the NOTICE file distributed with
~ this work for additional information regarding copyright ownership.
~ The ASF 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.
~
-->
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<groupId>org.apache.skywalking.apm.testcase</groupId>
<artifactId>jdk-forkjoinpool-scenario</artifactId>
<version>1.0.0</version>
<packaging>jar</packaging>
<modelVersion>4.0.0</modelVersion>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<compiler.version>1.8</compiler.version>
<maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
<test.framework.version>YOUR VERSION</test.framework.version>
<spring.boot.version>2.1.6.RELEASE</spring.boot.version>
<lombok.version>1.18.20</lombok.version>
</properties>
<name>skywalking-jdk-forkjoinpool-scenario</name>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring.boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-log4j2</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<finalName>jdk-forkjoinpool-scenario</finalName>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>${spring.boot.version}</version>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${compiler.version}</source>
<target>${compiler.version}</target>
<encoding>${project.build.sourceEncoding}</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<executions>
<execution>
<id>assemble</id>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
<configuration>
<descriptors>
<descriptor>src/main/assembly/assembly.xml</descriptor>
</descriptors>
<outputDirectory>./target/</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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@ -0,0 +1,41 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
~ Licensed to the Apache Software Foundation (ASF) under one or more
~ contributor license agreements. See the NOTICE file distributed with
~ this work for additional information regarding copyright ownership.
~ The ASF 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.
~
-->
<assembly
xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.2 http://maven.apache.org/xsd/assembly-1.1.2.xsd">
<formats>
<format>zip</format>
</formats>
<fileSets>
<fileSet>
<directory>./bin</directory>
<fileMode>0775</fileMode>
</fileSet>
</fileSets>
<files>
<file>
<source>${project.build.directory}/jdk-forkjoinpool-scenario.jar</source>
<outputDirectory>./libs</outputDirectory>
<fileMode>0775</fileMode>
</file>
</files>
</assembly>

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@ -0,0 +1,34 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.testcase.jdk.forkjoinpool;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
try {
SpringApplication.run(Application.class, args);
} catch (Exception e) {
// Never do this
}
}
}

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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.skywalking.apm.testcase.jdk.forkjoinpool.controller;
import java.util.stream.IntStream;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
@RestController
@RequestMapping("/case")
@Log4j2
public class CaseController {
@Autowired
private RestTemplate restTemplate;
@Bean
public RestTemplate restTemplate() {
return new RestTemplate();
}
private static final String SUCCESS = "Success";
@RequestMapping("/jdk-forkjoinpool-scenario")
@ResponseBody
public String testcase() {
// your codes
IntStream.range(1, 3).parallel()
.forEach(num -> restTemplate.getForEntity("https://github.com/apache/skywalking", String.class));
return SUCCESS;
}
@RequestMapping("/healthCheck")
@ResponseBody
public String healthCheck() {
// your codes
return SUCCESS;
}
}

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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF 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.
#
#
server:
port: 8080
servlet:
context-path: /jdk-forkjoinpool-scenario
logging:
config: classpath:log4j2.xml

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<?xml version="1.0" encoding="UTF-8"?>
<!--
~ Licensed to the Apache Software Foundation (ASF) under one or more
~ contributor license agreements. See the NOTICE file distributed with
~ this work for additional information regarding copyright ownership.
~ The ASF 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.
~
-->
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_ERR">
<PatternLayout charset="UTF-8" pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
</Console>
</Appenders>
<Loggers>
<Root level="WARN">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF 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.
all