Add spring.application.name to application.properties

Closes gh-1427

start-site/src/main/java/io/spring/start/site/extension/properties/ApplicationPropertiesProjectGenerationConfiguration.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2012-2024 the original author or 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.spring.start.site.extension.properties;
+
+import io.spring.initializr.generator.project.ProjectDescription;
+import io.spring.initializr.generator.project.ProjectGenerationConfiguration;
+
+import org.springframework.context.annotation.Bean;
+
+/**
+ * {@link ProjectGenerationConfiguration} for customizations relevant to the application
+ * properties.
+ *
+ * @author Moritz Halbritter
+ */
+@ProjectGenerationConfiguration
+class ApplicationPropertiesProjectGenerationConfiguration {
+
+	@Bean
+	DefaultApplicationPropertiesCustomizer defaultApplicationPropertiesContributorCustomizer(
+			ProjectDescription projectDescription) {
+		return new DefaultApplicationPropertiesCustomizer(projectDescription);
+	}
+
+}

start-site/src/main/java/io/spring/start/site/extension/properties/DefaultApplicationPropertiesCustomizer.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2024 the original author or 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.spring.start.site.extension.properties;
+
+import io.spring.initializr.generator.project.ProjectDescription;
+import io.spring.initializr.generator.spring.properties.ApplicationProperties;
+import io.spring.initializr.generator.spring.properties.ApplicationPropertiesCustomizer;
+
+import org.springframework.util.StringUtils;
+
+/**
+ * {@link ApplicationPropertiesCustomizer} to add default application properties.
+ *
+ * @author Moritz Halbritter
+ */
+class DefaultApplicationPropertiesCustomizer implements ApplicationPropertiesCustomizer {
+
+	private final ProjectDescription projectDescription;
+
+	DefaultApplicationPropertiesCustomizer(ProjectDescription projectDescription) {
+		this.projectDescription = projectDescription;
+	}
+
+	@Override
+	public void customize(ApplicationProperties properties) {
+		String name = this.projectDescription.getName();
+		if (StringUtils.hasLength(name)) {
+			properties.add("spring.application.name", name);
+		}
+	}
+
+}

start-site/src/main/java/io/spring/start/site/extension/properties/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2012-2024 the original author or 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.
+ */
+
+/**
+ * Extensions for customization of the application properties.
+ */
+package io.spring.start.site.extension.properties;

start-site/src/main/resources/META-INF/spring.factories

@@ -1,6 +1,7 @@
 io.spring.initializr.generator.project.ProjectGenerationConfiguration=\
 io.spring.start.site.extension.build.gradle.GradleProjectGenerationConfiguration,\
 io.spring.start.site.extension.build.maven.MavenProjectGenerationConfiguration,\
+io.spring.start.site.extension.code.kotlin.KotlinProjectGenerationConfiguration,\
 io.spring.start.site.extension.dependency.DependencyProjectGenerationConfiguration,\
 io.spring.start.site.extension.dependency.activemq.ActiveMQProjectGenerationConfiguration,\
 io.spring.start.site.extension.dependency.activemq.ArtemisProjectGenerationConfiguration,\
@@ -38,4 +39,4 @@ io.spring.start.site.extension.dependency.testcontainers.TestcontainersProjectGe
 io.spring.start.site.extension.dependency.vaadin.VaadinProjectGenerationConfiguration,\
 io.spring.start.site.extension.dependency.zipkin.ZipkinProjectGenerationConfiguration,\
 io.spring.start.site.extension.description.DescriptionProjectGenerationConfiguration,\
-io.spring.start.site.extension.code.kotlin.KotlinProjectGenerationConfiguration
+io.spring.start.site.extension.properties.ApplicationPropertiesProjectGenerationConfiguration

start-site/src/test/java/io/spring/start/site/extension/properties/DefaultApplicationPropertiesCustomizerTests.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2024 the original author or 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.spring.start.site.extension.properties;
+
+import io.spring.initializr.generator.test.io.TextAssert;
+import io.spring.initializr.generator.test.project.ProjectStructure;
+import io.spring.initializr.web.project.ProjectRequest;
+import io.spring.start.site.extension.AbstractExtensionTests;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Tests for {@link DefaultApplicationPropertiesCustomizer}.
+ *
+ * @author Moritz Halbritter
+ */
+class DefaultApplicationPropertiesCustomizerTests extends AbstractExtensionTests {
+
+	@Test
+	void shouldAddSpringApplicationName() {
+		ProjectRequest request = createProjectRequest("web");
+		request.setBootVersion("3.1.0");
+		request.setJavaVersion("21");
+		request.setName("test");
+		assertApplicationProperties(request).lines().contains("spring.application.name=test");
+	}
+
+	private TextAssert assertApplicationProperties(ProjectRequest request) {
+		ProjectStructure project = generateProject(request);
+		return new TextAssert(project.getProjectDirectory().resolve("src/main/resources/application.properties"));
+	}
+
+}