新增demo

huanghongfa

2020-11-16 0955fd48fcd5eab431a23b4064eb2b0968758fe1

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package com.springcloudme.servicezuul;
 
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
import org.springframework.cloud.netflix.zuul.EnableZuulServer;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.core.env.Environment;
 
import javax.annotation.Resource;
 
@SpringBootApplication
@EnableEurekaClient
@EnableZuulServer
@EnableZuulProxy
public class ServiceZuulApplication {
 
    private static final String SPRING_BOOT_HELLO = "eureka.client.service-url.default-zone";
 
    @Resource
    private Environment environment;
 
    /**
     * 通过注入Environment获取值
     */
    public void getAttrByEnvironment() {
        String property = environment.getProperty(SPRING_BOOT_HELLO);
        System.out.println("通过注入Environment获取值: " + property);
    }
 
 
    public static void main(String[] args) {
        ConfigurableApplicationContext atx = SpringApplication.run(ServiceZuulApplication.class, args);
        ServiceZuulApplication bean = atx.getBean(ServiceZuulApplication.class);
        bean.getAttrByEnvironment();
    }
}