detect os

mkyong · mkyong · commit 21f7223c23f3 · 2020-12-28T22:54:33.000+08:00
diff --git a/java-basic/pom.xml b/java-basic/pom.xml
@@ -22,6 +22,12 @@
 
     <dependencies>
 
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>3.11</version>
+        </dependency>
+
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-params</artifactId>
diff --git a/java-basic/src/main/java/com/mkyong/system/OSValidator.java b/java-basic/src/main/java/com/mkyong/system/OSValidator.java
@@ -0,0 +1,28 @@
+package com.mkyong.system;
+
+public class OSValidator {
+
+    private static String OS = System.getProperty("os.name").toLowerCase();
+    public static boolean IS_WINDOWS = (OS.indexOf("win") >= 0);
+    public static boolean IS_MAC = (OS.indexOf("mac") >= 0);
+    public static boolean IS_UNIX = (OS.indexOf("nix") >= 0 || OS.indexOf("nux") >= 0 || OS.indexOf("aix") > 0);
+    public static boolean IS_SOLARIS = (OS.indexOf("sunos") >= 0);
+
+    public static void main(String[] args) {
+
+        System.out.println("os.name: " + OS);
+
+        if (IS_WINDOWS) {
+            System.out.println("This is Windows");
+        } else if (IS_MAC) {
+            System.out.println("This is Mac");
+        } else if (IS_UNIX) {
+            System.out.println("This is Unix or Linux");
+        } else if (IS_SOLARIS) {
+            System.out.println("This is Solaris");
+        } else {
+            System.out.println("Your OS is not support!!");
+        }
+    }
+
+}
