import java.util.Locale;/*** 系统名称架构工具类* 可直接引用使用* 例如：* String name = OSUtils.OPERATING_SYSTEM_NAME.name()* String arch = OSUtils.OPERATING_SYSTEM_ARCH*/
public class OSUtils {/*** 系统名称*/private final static PlatformEnum OPERATING_SYSTEM_NAME;/*** 系统架构*/private final static String OPERATING_SYSTEM_ARCH;/*** 标准化处理，提出字符串中非a-z0-9的字符* @param value* @return*/private static String normalize(String value) {return value == null ? "" : value.toLowerCase(Locale.US).replaceAll("[^a-z0-9]+", "");}/*** 标准化处理，返回系统架构的标准化字符串* @param value* @return*/private static String normalizeArch(String value) {value = normalize(value);if (value.matches("^(x8664|amd64|ia32e|em64t|x64)$")) {return "x86_64";} else if (value.matches("^(x8632|x86|i[3-6]86|ia32|x32)$")) {return "x86_32";} else if (value.matches("^(ia64w?|itanium64)$")) {return "itanium_64";} else if ("ia64n".equals(value)) {return "itanium_32";} else if (value.matches("^(sparc|sparc32)$")) {return "sparc_32";} else if (value.matches("^(sparcv9|sparc64)$")) {return "sparc_64";} else if (value.matches("^(arm|arm32)$")) {return "arm_32";} else if ("aarch64".equals(value)) {return "aarch_64";} else if (value.matches("^(mips|mips32)$")) {return "mips_32";} else if (value.matches("^(mipsel|mips32el)$")) {return "mipsel_32";} else if ("mips64".equals(value)) {return "mips_64";} else if ("mips64el".equals(value)) {return "mipsel_64";} else if (value.matches("^(ppc|ppc32)$")) {return "ppc_32";} else if (value.matches("^(ppcle|ppc32le)$")) {return "ppcle_32";} else if ("ppc64".equals(value)) {return "ppc_64";} else if ("ppc64le".equals(value)) {return "ppcle_64";} else if ("s390".equals(value)) {return "s390_32";} else {return "s390x".equals(value) ? "s390_64" : value;}}/*** 初始化执行，获取系统名称和系统架构，做final变量赋值，可直接引用*/static {String name = System.getProperty("os.name").toLowerCase(Locale.ENGLISH);String arch = System.getProperty("os.arch").toLowerCase(Locale.ENGLISH);if (name.startsWith("linux")) {OPERATING_SYSTEM_NAME = PlatformEnum.LINUX;} else if (!name.startsWith("mac") && !name.startsWith("darwin")) {if (name.startsWith("windows")) {OPERATING_SYSTEM_NAME = PlatformEnum.WINDOWS;} else {OPERATING_SYSTEM_NAME = PlatformEnum.UNKNOWN;}} else {OPERATING_SYSTEM_NAME = PlatformEnum.MACOSX;}OPERATING_SYSTEM_ARCH = normalizeArch(arch);}/*** 系统名称枚举*/public enum PlatformEnum {WINDOWS,LINUX,MACOSX,UNKNOWN;}public static void main(String[] args) {System.out.println(OSUtils.OPERATING_SYSTEM_NAME.name());System.out.println(OSUtils.OPERATING_SYSTEM_ARCH);}
}