Description

<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-api-kotlin-benchmark</artifactId>
    <version>1.2.0</version>
</dependency>

<?xml version="1.0"?>
<!--
 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">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-api-kotlin-parent</artifactId>
    <version>1.2.0</version>
  </parent>

  <artifactId>log4j-api-kotlin-benchmark</artifactId>
  <version>1.2.0</version>
  <packaging>jar</packaging>
  <name>Apache Log4j Kotlin API Benchmark</name>
  <description>Benchmarking the Log4j Kotlin API</description>
  <url>http://http://logging.apache.org/log4j/2.x/</url>

  <properties>
    <log4jParentDir>${basedir}/..</log4jParentDir>
    <jmh.version>1.23</jmh.version>
    <jmh.generator>default</jmh.generator>
    <javac.target>1.8</javac.target>
    <uberjar.name>benchmarks</uberjar.name>
    <maven.javadoc.skip>true</maven.javadoc.skip>
  </properties>

  <dependencies>
    <dependency>
      <groupId>org.jetbrains.kotlin</groupId>
      <artifactId>kotlin-stdlib</artifactId>
      <version>${kotlin.version}</version>
    </dependency>
    <dependency>
      <groupId>org.jetbrains.kotlin</groupId>
      <artifactId>kotlin-reflect</artifactId>
      <version>${kotlin.version}</version>
    </dependency>
    <dependency>
      <groupId>org.jetbrains.kotlinx</groupId>
      <artifactId>kotlinx-coroutines-jdk8</artifactId>
      <version>${kotlinx.coroutines.version}</version>
    </dependency>
    <dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-api-kotlin</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.logging.log4j</groupId>
      <artifactId>log4j-core</artifactId>
      <scope>runtime</scope>
    </dependency>
    <dependency>
      <groupId>org.openjdk.jmh</groupId>
      <artifactId>jmh-core</artifactId>
      <version>${jmh.version}</version>
    </dependency>
  </dependencies>

  <build>
    <sourceDirectory>src/main/kotlin</sourceDirectory>
    <plugins>
      <!--
          1. Compile Kotlin sources first.
      -->

      <plugin>
        <artifactId>kotlin-maven-plugin</artifactId>
        <groupId>org.jetbrains.kotlin</groupId>
        <version>${kotlin.version}</version>
        <executions>
          <execution>
            <id>process-sources</id>
            <phase>generate-sources</phase>
            <goals>
              <goal>compile</goal>
            </goals>
            <configuration>
              <sourceDirs>
                <sourceDir>${project.basedir}/src/main/kotlin</sourceDir>
              </sourceDirs>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <!--
          2. Invoke JMH generators to produce benchmark code
      -->

      <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>exec-maven-plugin</artifactId>
        <version>1.2.1</version>
        <executions>
          <execution>
            <phase>generate-resources</phase>
            <goals>
              <goal>java</goal>
            </goals>
            <configuration>
              <includePluginDependencies>true</includePluginDependencies>
              <mainClass>org.openjdk.jmh.generators.bytecode.JmhBytecodeGenerator</mainClass>
              <arguments>
                <argument>${project.basedir}/target/classes/</argument>
                <argument>${project.basedir}/target/generated-sources/jmh/</argument>
                <argument>${project.basedir}/target/classes/</argument>
                <argument>${jmh.generator}</argument>
              </arguments>
            </configuration>
          </execution>
        </executions>
        <dependencies>
          <dependency>
            <groupId>org.openjdk.jmh</groupId>
            <artifactId>jmh-generator-bytecode</artifactId>
            <version>${jmh.version}</version>
          </dependency>
        </dependencies>
      </plugin>

      <!--
          3. Add JMH generated code to the compile session.
      -->

      <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>build-helper-maven-plugin</artifactId>
        <version>1.8</version>
        <executions>
          <execution>
            <id>add-source</id>
            <phase>process-resources</phase>
            <goals>
              <goal>add-source</goal>
            </goals>
            <configuration>
              <sources>
                <source>${project.basedir}/target/generated-sources/jmh</source>
              </sources>
            </configuration>
          </execution>
        </executions>
      </plugin>

      <!--
          4. Compile JMH generated code.
       -->

      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>3.1</version>
        <configuration>
          <compilerVersion>${javac.target}</compilerVersion>
          <source>${javac.target}</source>
          <target>${javac.target}</target>
          <compilerArgument>-proc:none</compilerArgument>
        </configuration>
        <executions>
          <execution>
            <id>compile-sources</id>
            <phase>process-sources</phase>
            <goals>
              <goal>compile</goal>
            </goals>
          </execution>
          <execution>
            <id>compile-all</id>
            <phase>compile</phase>
            <goals>
              <goal>compile</goal>
            </goals>
          </execution>
        </executions>
      </plugin>

      <!--
          5. Package all the dependencies into the JAR
       -->

      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-shade-plugin</artifactId>
        <version>2.2</version>
        <executions>
          <execution>
            <phase>package</phase>
            <goals>
              <goal>shade</goal>
            </goals>
            <configuration>
              <finalName>${uberjar.name}</finalName>
              <transformers>
                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                  <mainClass>org.openjdk.jmh.Main</mainClass>
                  <manifestEntries>
                    <!-- Java 11 compat: https://stackoverflow.com/questions/52953483/logmanager-getlogger-is-unable-to-determine-class-name-on-java-11 -->
                    <Multi-Release>true</Multi-Release>
                  </manifestEntries>
                </transformer>
              </transformers>
              <filters>
                <filter>
                  <!--
                      Shading signed JARs will fail without this.
                      http://stackoverflow.com/questions/999489/invalid-signature-file-when-attempting-to-run-a-jar
                  -->
                  <artifact>*:*</artifact>
                  <excludes>
                    <exclude>META-INF/*.SF</exclude>
                    <exclude>META-INF/*.DSA</exclude>
                    <exclude>META-INF/*.RSA</exclude>
                  </excludes>
                </filter>
              </filters>
            </configuration>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>
</project>