feat: metadata for graal VM config

CHANGELOG.md

@@ -12,6 +12,7 @@
 
 #### New Features
 * Fix #7385: Support for Kubernetes v1.35 (Timbernetes)
+* New graalvm-metadata-generator-plugin Maven plugin to automatically generate GraalVM native-image reflection metadata from Jandex indexes
 
 #### _**Note**_: Breaking changes
 

graalvm-metadata-generator-plugin/pom.xml

@@ -0,0 +1,125 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (C) 2015 Red Hat, Inc.
+
+    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.
+
+-->
+<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>io.fabric8</groupId>
+    <artifactId>kubernetes-client-project</artifactId>
+    <version>7.6-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>graalvm-metadata-generator-plugin</artifactId>
+  <packaging>maven-plugin</packaging>
+  <name>Fabric8 :: GraalVM Metadata Generator Maven Plugin</name>
+  <description>Maven plugin to generate GraalVM native-image metadata from Jandex indexes</description>
+
+  <properties>
+    <maven.compiler.source>11</maven.compiler.source>
+    <maven.compiler.target>11</maven.compiler.target>
+  </properties>
+
+  <dependencies>
+    <!-- Maven Plugin API -->
+    <dependency>
+      <groupId>org.apache.maven</groupId>
+      <artifactId>maven-core</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.maven.plugin-tools</groupId>
+      <artifactId>maven-plugin-annotations</artifactId>
+    </dependency>
+
+    <!-- Jandex -->
+    <dependency>
+      <groupId>io.smallrye</groupId>
+      <artifactId>jandex</artifactId>
+    </dependency>
+
+    <!-- Jackson for JSON generation -->
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
+
+    <!-- Testing -->
+    <dependency>
+      <groupId>org.junit.jupiter</groupId>
+      <artifactId>junit-jupiter-engine</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.assertj</groupId>
+      <artifactId>assertj-core</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-plugin-plugin</artifactId>
+        <configuration>
+          <goalPrefix>graalvm-metadata</goalPrefix>
+        </configuration>
+        <executions>
+          <execution>
+            <id>default-descriptor</id>
+            <phase>process-classes</phase>
+          </execution>
+          <execution>
+            <id>help-goal</id>
+            <goals>
+              <goal>helpmojo</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-invoker-plugin</artifactId>
+        <configuration>
+          <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
+          <cloneClean>true</cloneClean>
+          <settingsFile>src/it/settings.xml</settingsFile>
+          <localRepositoryPath>${project.build.directory}/local-repo</localRepositoryPath>
+          <postBuildHookScript>verify</postBuildHookScript>
+          <addTestClassPath>true</addTestClassPath>
+          <skipInvocation>${skipTests}</skipInvocation>
+          <streamLogs>true</streamLogs>
+          <filterProperties>
+            <jandex.version>${jandex.version}</jandex.version>
+            <jandex-maven-plugin.version>${jandex.version}</jandex-maven-plugin.version>
+            <jackson.version>${jackson.version}</jackson.version>
+          </filterProperties>
+        </configuration>
+        <executions>
+          <execution>
+            <id>integration-test</id>
+            <goals>
+              <goal>install</goal>
+              <goal>run</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

graalvm-metadata-generator-plugin/src/it/settings.xml

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (C) 2015 Red Hat, Inc.
+
+    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.
+
+-->
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
+                              http://maven.apache.org/xsd/settings-1.0.0.xsd">
+  <profiles>
+    <profile>
+      <id>it-repo</id>
+      <activation>
+        <activeByDefault>true</activeByDefault>
+      </activation>
+      <repositories>
+        <repository>
+          <id>local.central</id>
+          <url>@localRepositoryUrl@</url>
+          <releases>
+            <enabled>true</enabled>
+          </releases>
+          <snapshots>
+            <enabled>true</enabled>
+          </snapshots>
+        </repository>
+      </repositories>
+      <pluginRepositories>
+        <pluginRepository>
+          <id>local.central</id>
+          <url>@localRepositoryUrl@</url>
+          <releases>
+            <enabled>true</enabled>
+          </releases>
+          <snapshots>
+            <enabled>true</enabled>
+          </snapshots>
+        </pluginRepository>
+      </pluginRepositories>
+    </profile>
+  </profiles>
+</settings>

graalvm-metadata-generator-plugin/src/it/simple-jackson-project/pom.xml

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    Copyright (C) 2015 Red Hat, Inc.
+
+    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.
+
+-->
+<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>
+
+  <groupId>io.fabric8.it</groupId>
+  <artifactId>simple-jackson-project</artifactId>
+  <version>1.0-SNAPSHOT</version>
+
+  <properties>
+    <maven.compiler.source>11</maven.compiler.source>
+    <maven.compiler.target>11</maven.compiler.target>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+      <version>@jackson.version@</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>io.smallrye</groupId>
+        <artifactId>jandex-maven-plugin</artifactId>
+        <version>@jandex-maven-plugin.version@</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>jandex</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>io.fabric8</groupId>
+        <artifactId>graalvm-metadata-generator-plugin</artifactId>
+        <version>@project.version@</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

graalvm-metadata-generator-plugin/src/it/simple-jackson-project/src/main/java/io/fabric8/test/Person.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015 Red Hat, Inc.
+ *
+ * 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 io.fabric8.test;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class Person {
+
+  @JsonProperty("name")
+  private String name;
+
+  @JsonProperty("age")
+  private int age;
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public int getAge() {
+    return age;
+  }
+
+  public void setAge(int age) {
+    this.age = age;
+  }
+}

graalvm-metadata-generator-plugin/src/it/simple-jackson-project/verify.groovy

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2015 Red Hat, Inc.
+ *
+ * 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.
+ */
+import groovy.json.JsonSlurper
+
+def configFile = new File(basedir, 'target/classes/META-INF/native-image/io.fabric8/simple-jackson-project/reflect-config.json')
+
+assert configFile.exists() : "reflect-config.json should exist"
+
+def json = new JsonSlurper().parse(configFile)
+
+assert json.size() == 1 : "Should have 1 reflection entry"
+
+def personEntry = json.find { it.name == 'io.fabric8.test.Person' }
+assert personEntry != null : "Should have entry for Person class"
+assert personEntry.condition != null : "Should have condition"
+assert personEntry.condition.typeReachable == 'io.fabric8.test.Person' : "Should have typeReachable condition"
+assert personEntry.allDeclaredConstructors == true : "Should enable all declared constructors"
+assert personEntry.allDeclaredMethods == true : "Should enable all declared methods"
+assert personEntry.allDeclaredFields == true : "Should enable all declared fields"
+
+println "Integration test passed: Jackson annotations detected and configuration generated"