spring AutoConfigurationPlugin 源码
springboot AutoConfigurationPlugin 代码
文件路径:/buildSrc/src/main/java/org/springframework/boot/build/autoconfigure/AutoConfigurationPlugin.java
/*
* Copyright 2012-2021 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 org.springframework.boot.build.autoconfigure;
import java.io.File;
import java.util.Collections;
import java.util.concurrent.Callable;
import org.gradle.api.Plugin;
import org.gradle.api.Project;
import org.gradle.api.artifacts.Configuration;
import org.gradle.api.plugins.JavaPlugin;
import org.gradle.api.plugins.JavaPluginExtension;
import org.gradle.api.tasks.SourceSet;
import org.springframework.boot.build.DeployedPlugin;
import org.springframework.boot.build.context.properties.ConfigurationPropertiesPlugin;
/**
* {@link Plugin} for projects that define auto-configuration. When applied, the plugin
* applies the {@link DeployedPlugin}. Additionally, it reacts to the presence of the
* {@link JavaPlugin} by:
*
* <ul>
* <li>Applying the {@link ConfigurationPropertiesPlugin}.
* <li>Adding a dependency on the auto-configuration annotation processor.
* <li>Defining a task that produces metadata describing the auto-configuration. The
* metadata is made available as an artifact in the
* </ul>
*
* @author Andy Wilkinson
*/
public class AutoConfigurationPlugin implements Plugin<Project> {
/**
* Name of the {@link Configuration} that holds the auto-configuration metadata
* artifact.
*/
public static final String AUTO_CONFIGURATION_METADATA_CONFIGURATION_NAME = "autoConfigurationMetadata";
@Override
public void apply(Project project) {
project.getPlugins().apply(DeployedPlugin.class);
project.getPlugins().withType(JavaPlugin.class, (javaPlugin) -> {
project.getPlugins().apply(ConfigurationPropertiesPlugin.class);
Configuration annotationProcessors = project.getConfigurations()
.getByName(JavaPlugin.ANNOTATION_PROCESSOR_CONFIGURATION_NAME);
annotationProcessors.getDependencies()
.add(project.getDependencies().project(Collections.singletonMap("path",
":spring-boot-project:spring-boot-tools:spring-boot-autoconfigure-processor")));
annotationProcessors.getDependencies()
.add(project.getDependencies().project(Collections.singletonMap("path",
":spring-boot-project:spring-boot-tools:spring-boot-configuration-processor")));
project.getTasks().create("autoConfigurationMetadata", AutoConfigurationMetadata.class, (task) -> {
SourceSet main = project.getExtensions().getByType(JavaPluginExtension.class).getSourceSets()
.getByName(SourceSet.MAIN_SOURCE_SET_NAME);
task.setSourceSet(main);
task.dependsOn(main.getClassesTaskName());
task.setOutputFile(new File(project.getBuildDir(), "auto-configuration-metadata.properties"));
project.getArtifacts().add(AutoConfigurationPlugin.AUTO_CONFIGURATION_METADATA_CONFIGURATION_NAME,
project.provider((Callable<File>) task::getOutputFile), (artifact) -> artifact.builtBy(task));
});
});
}
}
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- 本文标签: Spring Boot Java Spring
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