Add hibernate-jpamodelgen feature for database category. (#2480)

closes #2478

starter-core/src/main/java/io/micronaut/starter/feature/database/HibernateJpaModelgen.java

@@ -0,0 +1,77 @@
+/*
+ * Copyright 2017-2024 original authors
+ *
+ * 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
+ *
+ * https://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.micronaut.starter.feature.database;
+
+import io.micronaut.core.annotation.NonNull;
+import io.micronaut.starter.application.ApplicationType;
+import io.micronaut.starter.application.generator.GeneratorContext;
+import io.micronaut.starter.build.dependencies.Dependency;
+import io.micronaut.starter.feature.Category;
+import io.micronaut.starter.feature.Feature;
+import jakarta.inject.Singleton;
+
+@Singleton
+public class HibernateJpaModelgen implements Feature {
+
+    public static final String NAME = "hibernate-jpamodelgen";
+
+    private static final Dependency DEPENDENCY_JPAMODELGEN = Dependency.builder()
+            .groupId("org.hibernate.orm")
+            .artifactId("hibernate-jpamodelgen")
+            .annotationProcessor()
+            .build();
+
+    @Override
+    @NonNull
+    public String getName() {
+        return NAME;
+    }
+
+    @Override
+    public String getTitle() {
+        return "Hibernate JPA Static Metamodel Generator";
+    }
+
+    @Override
+    public String getDescription() {
+        return "Generator for compile time static metamodel classes";
+    }
+
+    @Override
+    public void apply(GeneratorContext generatorContext) {
+        generatorContext.addDependency(DEPENDENCY_JPAMODELGEN);
+    }
+
+    @Override
+    public boolean supports(ApplicationType applicationType) {
+        return true;
+    }
+
+    @Override
+    public String getCategory() {
+        return Category.DATABASE;
+    }
+
+    @Override
+    public String getThirdPartyDocumentation() {
+        return "https://hibernate.org/orm/tooling/";
+    }
+
+    @Override
+    public String getMicronautDocumentation() {
+        return "https://micronaut-projects.github.io/micronaut-data/latest/guide/#typeSafeJava";
+    }
+}

starter-core/src/test/groovy/io/micronaut/starter/feature/database/HibernateJpaModelgenSpec.groovy

@@ -0,0 +1,57 @@
+package io.micronaut.starter.feature.database
+
+import io.micronaut.starter.ApplicationContextSpec
+import io.micronaut.starter.BuildBuilder
+import io.micronaut.starter.application.ApplicationType
+import io.micronaut.starter.build.BuildTestUtil
+import io.micronaut.starter.build.BuildTestVerifier
+import io.micronaut.starter.feature.Category
+import io.micronaut.starter.fixture.CommandOutputFixture
+import io.micronaut.starter.options.BuildTool
+import io.micronaut.starter.options.Language
+import spock.lang.Shared
+
+class HibernateJpaModelgenSpec extends ApplicationContextSpec implements CommandOutputFixture {
+
+    @Shared
+    HibernateJpaModelgen hibernateJpaModelgen = beanContext.getBean(HibernateJpaModelgen)
+
+    void 'test readme.md with feature hibernate-jpamodelgen contains links to docs'() {
+        when:
+        Map<String, String> output = generate([HibernateJpaModelgen.NAME])
+        String readme = output["README.md"]
+
+        then:
+        readme
+        readme.contains("https://hibernate.org/orm/tooling/")
+        readme.contains("https://micronaut-projects.github.io/micronaut-data/latest/guide/#typeSafeJava")
+    }
+
+    void "feature hibernate-jpamodelgen supports applicationType=#applicationType"(ApplicationType applicationType) {
+        expect:
+        hibernateJpaModelgen.supports(applicationType)
+
+        where:
+        applicationType << ApplicationType.values()
+    }
+
+    void "feature hibernate-jpamodelgen feature is DATABASE category"() {
+        expect:
+        hibernateJpaModelgen.category == Category.DATABASE
+    }
+
+    void "dependencies are present for #buildTool and #language"(BuildTool buildTool, Language language) {
+        when:
+        String template = new BuildBuilder(beanContext, buildTool)
+                .features([HibernateJpaModelgen.NAME])
+                .language(language)
+                .render()
+        BuildTestVerifier verifier = BuildTestUtil.verifier(buildTool, language, template)
+
+        then:
+        verifier.hasAnnotationProcessor("org.hibernate.orm", "hibernate-jpamodelgen")
+
+        where:
+        [buildTool, language] << [BuildTool.values(), Language.values()].combinations()
+    }
+}