spring SpringBootCompilerAutoConfiguration 源码

springboot SpringBootCompilerAutoConfiguration 代码

文件路径：/spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/compiler/autoconfigure/SpringBootCompilerAutoConfiguration.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.cli.compiler.autoconfigure;

import groovy.lang.GroovyClassLoader;
import org.codehaus.groovy.ast.AnnotationNode;
import org.codehaus.groovy.ast.ClassHelper;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.classgen.GeneratorContext;
import org.codehaus.groovy.control.CompilationFailedException;
import org.codehaus.groovy.control.SourceUnit;
import org.codehaus.groovy.control.customizers.ImportCustomizer;

import org.springframework.boot.cli.compiler.CompilerAutoConfiguration;
import org.springframework.boot.cli.compiler.DependencyCustomizer;
import org.springframework.boot.cli.compiler.GroovyCompilerConfiguration;

/**
 * {@link CompilerAutoConfiguration} for Spring.
 *
 * @author Dave Syer
 * @author Phillip Webb
 * @since 1.0.0
 */
public class SpringBootCompilerAutoConfiguration extends CompilerAutoConfiguration {

	@Override
	public void applyDependencies(DependencyCustomizer dependencies) {
		dependencies.ifAnyMissingClasses("org.springframework.boot.SpringApplication").add("spring-boot-starter");
	}

	@Override
	public void applyImports(ImportCustomizer imports) {
		imports.addImports("jakarta.annotation.PostConstruct", "jakarta.annotation.PreDestroy",
				"groovy.util.logging.Log", "org.springframework.stereotype.Controller",
				"org.springframework.stereotype.Service", "org.springframework.stereotype.Component",
				"org.springframework.beans.factory.annotation.Autowired",
				"org.springframework.beans.factory.annotation.Value", "org.springframework.context.annotation.Import",
				"org.springframework.context.annotation.ImportResource",
				"org.springframework.context.annotation.Profile", "org.springframework.context.annotation.Scope",
				"org.springframework.context.annotation.Configuration",
				"org.springframework.context.annotation.ComponentScan", "org.springframework.context.annotation.Bean",
				"org.springframework.context.ApplicationContext", "org.springframework.context.MessageSource",
				"org.springframework.core.annotation.Order", "org.springframework.core.io.ResourceLoader",
				"org.springframework.boot.ApplicationRunner", "org.springframework.boot.ApplicationArguments",
				"org.springframework.boot.CommandLineRunner",
				"org.springframework.boot.context.properties.ConfigurationProperties",
				"org.springframework.boot.context.properties.EnableConfigurationProperties",
				"org.springframework.boot.autoconfigure.EnableAutoConfiguration",
				"org.springframework.boot.autoconfigure.SpringBootApplication",
				"org.springframework.boot.context.properties.ConfigurationProperties",
				"org.springframework.boot.context.properties.EnableConfigurationProperties");
		imports.addStarImports("org.springframework.stereotype", "org.springframework.scheduling.annotation");
	}

	@Override
	public void applyToMainClass(GroovyClassLoader loader, GroovyCompilerConfiguration configuration,
			GeneratorContext generatorContext, SourceUnit source, ClassNode classNode)
			throws CompilationFailedException {
		addEnableAutoConfigurationAnnotation(classNode);
	}

	private void addEnableAutoConfigurationAnnotation(ClassNode classNode) {
		if (!hasEnableAutoConfigureAnnotation(classNode)) {
			AnnotationNode annotationNode = new AnnotationNode(ClassHelper.make("EnableAutoConfiguration"));
			classNode.addAnnotation(annotationNode);
		}
	}

	private boolean hasEnableAutoConfigureAnnotation(ClassNode classNode) {
		for (AnnotationNode node : classNode.getAnnotations()) {
			String name = node.getClassNode().getNameWithoutPackage();
			if ("EnableAutoConfiguration".equals(name) || "SpringBootApplication".equals(name)) {
				return true;
			}
		}
		return false;
	}

}

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