From 9637b97c371906c90d958b2b7869a47818ad2e0b Mon Sep 17 00:00:00 2001
From: Gary Gregory <garydgregory@gmail.com>
Date: Sat, 20 Apr 2024 10:28:56 -0400
Subject: [PATCH] Facilitate JMH benchmarking from the Maven CLI

- Add profile benchmark for JMH benchmarks
- Add JMH to dependency management section
---
 pom.xml                 | 46 ++++++++++++++++++++++++++++++++++++-----
 src/changes/changes.xml |  3 +++
 2 files changed, 44 insertions(+), 5 deletions(-)
diff --git a/pom.xml b/pom.xml
index abfe20e73..dbb369880 100644
--- a/pom.xml
+++ b/pom.xml
@@ -167,7 +167,7 @@
     <!-- Warning: org.apache.felix:maven-bundle-plugin does not yet support bndlib 7 -->
     <commons.biz.aQute.bndlib.version>6.4.1</commons.biz.aQute.bndlib.version>
     <commons.junit.version>5.10.2</commons.junit.version>
-
+    <commons.jmh.version>1.37</commons.jmh.version>
     <!--
       Note: Maven site plugin 3.5.1 is the latest version but is not a direct replacement:
 
@@ -1845,7 +1845,6 @@
 		</plugins>
 	  </build>
     </profile>
-
     <profile>
 	  <!-- Java 11 and up -->
       <id>java-11-up</id>
@@ -1856,7 +1855,6 @@
         <commons.checkstyle.version>10.15.0</commons.checkstyle.version>
       </properties>
     </profile>
-
     <profile>
 	  <!-- Java 17 and up -->
       <id>java-17-up</id>
@@ -1870,7 +1868,45 @@
         -->
       </properties>
     </profile>
-
+    <profile>
+      <!-- JMH benchmarking -->
+      <id>benchmark</id>
+      <properties>
+        <skipTests>true</skipTests>
+        <benchmark>org.apache</benchmark>
+      </properties>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.codehaus.mojo</groupId>
+            <artifactId>exec-maven-plugin</artifactId>
+            <version>3.2.0</version>
+            <executions>
+              <execution>
+                <id>benchmark</id>
+                <phase>test</phase>
+                <goals>
+                  <goal>exec</goal>
+                </goals>
+                <configuration>
+                  <classpathScope>test</classpathScope>
+                  <executable>java</executable>
+                  <arguments>
+                    <argument>-classpath</argument>
+                    <classpath/>
+                    <argument>org.openjdk.jmh.Main</argument>
+                    <argument>-rf</argument>
+                    <argument>json</argument>
+                    <argument>-rff</argument>
+                    <argument>target/jmh-result.${benchmark}.json</argument>
+                    <argument>${benchmark}</argument>
+                  </arguments>
+                </configuration>
+              </execution>
+            </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
   </profiles>
-
 </project>
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index a62cb491e..0937e3bff 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -58,6 +58,9 @@ The <action> type attribute can be add,update,fix,remove.
      -->
     <body>
         <release version="70" date="YYYY-MM-DD" description="Version 70: Maintenance and update dependencies">
+           <!-- ADD -->
+           <action type="add" dev="ggregory" due-to="Gary Gregory">Add profile benchmark for JMH benchmarks.</action>
+           <action type="add" dev="ggregory" due-to="Gary Gregory">Add JMH to dependency management section.</action>
            <!-- FIX -->
            <action type="fix" dev="ggregory" due-to="Gary Gregory">Set Javadoc link to latest Java API LTS version.</action>
            <!-- UPDATE -->
