spring boot判斷是否線上環境

package com.dirk.demo.util;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

/** * @Author: Dirk * @Description: * @Date: Created at 13:42 2018/4/14 */

public class PropertyUtil {

    private static Properties loadPropertiesByFileName(String fileName) {
        Properties prop = new Properties();
        InputStream inputStream = PropertyUtil.class.getClassLoader().getResourceAsStream(fileName);

        try {
            prop.load(inputStream);
        } catch (IOException e) {
            e.printStackTrace();
        }

        return prop;

    }

    /** * 是不是線上環境 */
    public static boolean isProduction() {
        Properties properties = loadPropertiesByFileName("application.properties");
        return properties.get("spring.profiles.active").toString().equals("production");
    }

    public static boolean isDev() {
        return !isProduction();
    }

    public static String get(String propertyName) {
        Properties properties = loadPropertiesByFileName("application.properties");

        String config = properties.getProperty("spring.profiles.active");

        String fileName = "application-" + config + ".properties";

        return loadPropertiesByFileName(fileName).get(propertyName).toString();
    }
}

2019-05-24更新java

package com.dirk.demo;

/** * @Author: Dirk * @Description: 判斷操做系統 * @Date Created at 2019-05-24 14:37 */
public class Test {
    private static final String OS = "linux";

    public static void main(String[] args) {
        String os = System.getProperty("os.name");
        if (os.toLowerCase().contains(OS)) {
            System.out.println("這是線上環境");
        } else {
            System.out.println("這是本地環境");
        }
    }
}