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//1. 开启功能@EnableScheduling
//2. 配置线程池
//spring默认(不配置线程池)为单线程，一个任务执行完成才会执行下一个任务。
@Configuration
public class TaskConfigure{
    @Bean
    public TaskScheduler taskScheduler(){
        ThreadPoolTaskScheduler taskScheduler=new ThreadPoolTaskScheduler();
        taskScheduler.setPoolSize(20);//线程池
        return taskScheduler;

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import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisCallback;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;

import java.util.Objects;

@Component("redisHelper")
public class RedisHelper {

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#!/bin/bash
source /etc/profile
basedir=`dirname $0`
cd $basedir
for i in `ls -t *.jar`
do
    #echo $i
    break
done

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@echo off
setlocal enabledelayedexpansion
set port=30056
for /f "tokens=1-5" %%a in ('netstat -ano ^| find ":%port%"') do (
    if "%%e%" == "" (
        set pid=%%d
    ) else (
        set pid=%%e
    )
    echo !pid!

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sh内容：
source ~/.bash_profile
killall java
nohup java -jar /root/springbootdemo/springbootdemo-0.0.1-SNAPSHOT.jar > nohup.log 2>&1 &

执行命令
sh /root/sh/restart-springboot.sh

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import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public class SpringContextUtil implements ApplicationContextAware {
	private static ApplicationContext applicationContext; // Spring应用上下文环境
	/*

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import javax.sql.DataSource;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.builders.WebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;

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//1当普通调用时，一般跳转到自定义的错误页面。
//2当ajax调用时，可返回约定的数据对象，方便页面统一处理。

import java.util.HashMap;
import java.util.Map;
 
import javax.servlet.http.HttpServletRequest;
 
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;

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response.setCharacterEncoding(request.getCharacterEncoding());
response.setContentType(MediaType.APPLICATION_OCTET_STREAM.toString());
String realFileName = URLEncoder.encode(realFileName, StandardCharsets.UTF_8.toString());
// 解决中文文件名乱码关键行 
response.setHeader("Content-Disposition", "attachment; filename=\"" + realFileName + "\"; filename*=utf-8''" + realFileName);
Path path = Paths.get(filePath+filename);
Files.copy(path, response.getOutputStream());
response.flushBuffer();

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#!/usr/bin/env bash

if [ ! -n "${LIQUIBASE_HOME+x}" ]; then
  # echo "LIQUIBASE_HOME is not set."

  ## resolve links - $0 may be a symlink
  PRG="$0"
  while [ -h "$PRG" ] ; do
    ls=`ls -ld "$PRG"`
    link=`expr "$ls" : '.*-> \(.*\)$'`