1. 定时任务
package com.gblfy;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* 任务调度指定执行器执行任务
*
* @author gblfy
* @Date 2022-06-13
**/
@Slf4j
@RestController
public class EnvController {
@Value("${controlFlag}")
private String controlFlag;
//每天定时6点启动任务
@Scheduled(cron = "00 00 06 * * ?")
public void taskScheduling() {
if ("1".equals(this.controlFlag)) {
log.info("任务调度获取的controlFlag状态位为,->{}" + this.controlFlag);
}
}
@GetMapping("/env")
public String env() {
System.out.println("读取环境变量->controlFlag:" + this.controlFlag);
if ("1".equals(this.controlFlag)) {
return "环境变量controlFlag为" + this.controlFlag;
} else {
return "环境变量controlFlag为" + this.controlFlag;
}
}
}
2. 启动方式
java -jar demo-0.0.1-SNAPSHOT.jar --controlFlag=1
3. 方案
java -jar xxx.jar --key=value
获取
@Value("${key}")
private String controlFlag;