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@Value如何獲取yml和properties配置參數(shù)

更新時間：2021年07月07日 08:59:48 作者：stay hungry,stay you

這篇文章主要介紹了@Value如何獲取yml和properties配置參數(shù)的操作，具有很好的參考價值，希望對大家有所幫助。如有錯誤或未考慮完全的地方，望不吝賜教

@Value獲取yml和properties配置參數(shù)

在這里插入圖片描述

Yml：

#定時任務(wù)配置    
application:  
    xxl: 
      job: 
        enabled: true
        admin: 
          addresses: http:///yusp-job-admin/  #127.0.0.1:8080指網(wǎng)關(guān)ip:port，yusp-job-admin為調(diào)度中心服務(wù)名稱。通過網(wǎng)關(guān)，注冊到微服務(wù)的/api/server接口，完成注冊動作
        executor:          
          appname: af_job   #執(zhí)行器名稱，要求務(wù)必唯一
          ip: 10.21.126.237  #執(zhí)行器IP [選填]：默認(rèn)為空表示自動獲取IP，多網(wǎng)卡時可手動設(shè)置指定IP
          port: 9097          #調(diào)度中心給微服務(wù)發(fā)送任務(wù)，通過此端口發(fā)送指令
          logpath: D:/temp    #執(zhí)行器日志文件路徑
          logretentiondays: 3  # 本地日志保存天數(shù)，-1為永遠(yuǎn)保存

package com.xxljob.config;
import java.io.IOException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import cn.com.yusys.yusp.commons.job.core.executor.XxlJobExecutor;
@Configuration
@ConditionalOnProperty(name = "application.xxl.job.enabled", havingValue = "true", matchIfMissing = false)
public class XxlJobAutoConfiguration {    
    private Logger logger = LoggerFactory.getLogger(XxlJobAutoConfiguration.class);
    @Value("${application.xxl.job.admin.addresses}")
    private String adminAddresses;
    @Value("${application.xxl.job.executor.appname}")
    private String appName;
    @Value("${application.xxl.job.executor.ip}")
    private String ip;
    @Value("${application.xxl.job.executor.port}")
    private int port;
    @Value("${application.xxl.job.executor.logpath}")
    private String logPath;
    @Value("${application.xxl.job.executor.logretentiondays}")
    private int logRetentionDays;
    public XxlJobAutoConfiguration() {
    }
 
    @Bean(initMethod = "start", destroyMethod = "destroy")
    public XxlJobExecutor xxlJobExecutor() throws IOException {
        logger.info(">>>>>>>>>>> xxl-job config init.");
        XxlJobExecutor xxlJobExecutor = new XxlJobExecutor();
        xxlJobExecutor.setAdminAddresses(adminAddresses);
        xxlJobExecutor.setAppName(appName);
        xxlJobExecutor.setIp(ip);
        xxlJobExecutor.setPort(port);
        xxlJobExecutor.setLogPath(logPath);
        xxlJobExecutor.setLogRetentionDays(logRetentionDays);
        return xxlJobExecutor;
    }
}