/*
 * Copyright 2012-2022 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.docs.web.servlet.embeddedcontainer.applicationcontext;

import javax.servlet.ServletContext;

import org.springframework.boot.context.event.ApplicationStartedEvent;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationListener;
import org.springframework.web.context.WebApplicationContext;

public class MyDemoBean implements ApplicationListener<ApplicationStartedEvent> {

	private ServletContext servletContext;

	@Override
	public void onApplicationEvent(ApplicationStartedEvent event) {
		ApplicationContext applicationContext = event.getApplicationContext();
		this.servletContext = ((WebApplicationContext) applicationContext).getServletContext();
	}

}

/*
 * Copyright 2012-2022 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.docs.web.servlet.embeddedcontainer.applicationcontext;

import jakarta.servlet.ServletContext;

import org.springframework.boot.context.event.ApplicationStartedEvent;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationListener;
import org.springframework.web.context.WebApplicationContext;

public class MyDemoBean implements ApplicationListener<ApplicationStartedEvent> {

	private ServletContext servletContext;

	@Override
	public void onApplicationEvent(ApplicationStartedEvent event) {
		ApplicationContext applicationContext = event.getApplicationContext();
		this.servletContext = ((WebApplicationContext) applicationContext).getServletContext();
	}

}

Fix javax import