spring ApplicationStartingEvent 源码
springboot ApplicationStartingEvent 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/event/ApplicationStartingEvent.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.context.event;
import org.springframework.boot.ConfigurableBootstrapContext;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationListener;
import org.springframework.core.env.Environment;
/**
* Event published as early as conceivably possible as soon as a {@link SpringApplication}
* has been started - before the {@link Environment} or {@link ApplicationContext} is
* available, but after the {@link ApplicationListener}s have been registered. The source
* of the event is the {@link SpringApplication} itself, but beware of using its internal
* state too much at this early stage since it might be modified later in the lifecycle.
*
* @author Phillip Webb
* @author Madhura Bhave
* @since 1.5.0
*/
@SuppressWarnings("serial")
public class ApplicationStartingEvent extends SpringApplicationEvent {
private final ConfigurableBootstrapContext bootstrapContext;
/**
* Create a new {@link ApplicationStartingEvent} instance.
* @param bootstrapContext the bootstrap context
* @param application the current application
* @param args the arguments the application is running with
*/
public ApplicationStartingEvent(ConfigurableBootstrapContext bootstrapContext, SpringApplication application,
String[] args) {
super(application, args);
this.bootstrapContext = bootstrapContext;
}
/**
* Return the bootstrap context.
* @return the bootstrap context
* @since 2.4.0
*/
public ConfigurableBootstrapContext getBootstrapContext() {
return this.bootstrapContext;
}
}
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- 本文标签： Spring Boot Spring Java
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