java判断系统是linux还是windows系统

 

判断一个系统是windows还是linux?

import org.junit.jupiter.api.Test;/*** @program: utilsdemo* @description: 判断运行的系统是windows还是linux* @author: zhangyu* @create: 2019-08-12 10:07*/public class JudgeSystem {/*** @description: 判断运行的系统是不是linux* @author: zhangyu* @create: 2019-08-12*/public static boolean isLinux() {return System.getProperty("os.name").toLowerCase().contains("linux");}public static boolean isWindows() {return System.getProperty("os.name").toLowerCase().contains("windows");}public String JudgeSystem() {if (isLinux()) {return "linux";} else if (isWindows()) {return "windows";} else {return "other system";}}@Testpublic void fun() {boolean flag1 = isLinux();// System.out.println(flag1);boolean flag2 = isWindows();// System.out.println(flag2);// System.out.println(System.getProperty("os.name"));String sys = JudgeSystem();System.out.println(sys);}}