/*
 * Copyright 2012-2018 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
 *
 *      http://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.autoconfigure.task;

import java.util.concurrent.ScheduledExecutorService;

import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.boot.task.TaskSchedulerBuilder;
import org.springframework.boot.task.TaskSchedulerCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.scheduling.annotation.SchedulingConfigurer;
import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
import org.springframework.scheduling.config.TaskManagementConfigUtils;

/**
 * {@link EnableAutoConfiguration Auto-configuration} for {@link TaskScheduler}.
 *
 * @author Stephane Nicoll
 * @since 2.1.0
 */
@ConditionalOnClass(ThreadPoolTaskScheduler.class)
@Configuration
@EnableConfigurationProperties(TaskSchedulingProperties.class)
public class TaskSchedulingAutoConfiguration {

	@Bean
	@ConditionalOnBean(name = TaskManagementConfigUtils.SCHEDULED_ANNOTATION_PROCESSOR_BEAN_NAME)
	@ConditionalOnMissingBean({ SchedulingConfigurer.class, TaskScheduler.class,
			ScheduledExecutorService.class })
	public ThreadPoolTaskScheduler taskScheduler(TaskSchedulerBuilder builder) {
		return builder.build();
	}

	@Bean
	@ConditionalOnMissingBean
	public TaskSchedulerBuilder taskSchedulerBuilder(TaskSchedulingProperties properties,
			ObjectProvider<TaskSchedulerCustomizer> taskSchedulerCustomizers) {
		TaskSchedulerBuilder builder = new TaskSchedulerBuilder();
		builder = builder.poolSize(properties.getPool().getSize());
		builder = builder.threadNamePrefix(properties.getThreadNamePrefix());
		builder = builder.customizers(taskSchedulerCustomizers);
		return builder;
	}

}

@@ -777,24 +777,90 @@
 ctProvider;%0A
+import org.springframework.boot.autoconfigure.AutoConfigureAfter;%0A
 import org.s
@@ -2002,16 +2002,74 @@
 .class)%0A
+@AutoConfigureAfter(TaskExecutionAutoConfiguration.class)%0A
 public c

Order TaskExecution auto-config before TaskScheduling auto-config