package com.lxzn.framework.utils;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.util.ResourceUtils;
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import java.io.*;
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import java.util.*;
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/**
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* @Description:
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* @Author: zhangherong
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* @Date: Created in 2021/6/17 8:56
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* @Version: 1.0
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* @Modified By:
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*/
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@Slf4j
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public class LicenseUtil {
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private static final String PREFIX = "N";
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private static final String SUFFIX = "ENDn";
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/**
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* 获取本地电脑的CPU序列号
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* @return
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*/
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public static Set<String> cpuSerialNumber(){
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Scanner sc = null;
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try{
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// Process process = Runtime.getRuntime().exec(
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// new String[] { "wmic", "cpu", "get", "ProcessorId" });
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// process.getOutputStream().close();
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Set<String> set = new HashSet<>();
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// sc = new Scanner(process.getInputStream());
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// sc.next();
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// while(sc.hasNext()){
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// String serial = sc.next();
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// set.add("178BFBFF00A40F41");
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// }
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set.add("178BFBFF00A40F41");
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return set;
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}catch (Exception e){
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log.error("获取CPU序列号错误，{}", e);
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return null;
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}finally {
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if(sc != null){
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sc.close();
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}
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}
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}
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public static String generateLicense(Map<String, String> map){
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if(map.containsKey("cpu") && map.containsKey("D") && map.containsKey("M") && map.containsKey("R")) {
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StringBuilder sb = new StringBuilder(PREFIX);
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sb.append(map.get("cpu"));
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sb.append("D=");
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sb.append(map.get("D"));
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sb.append("M=");
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sb.append(map.get("M"));
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sb.append("R=");
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sb.append(map.get("R"));
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sb.append(SUFFIX);
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return DESUtil.encrypt(DESUtil.key, sb.toString());
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}
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return null;
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}
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public static Map<String, String> parseLicense(String license){
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license = DESUtil.decrypt(DESUtil.key, license);
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if(license != null){
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license = license.substring(1);
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license = license.substring(0, license.length()-4);
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//System.out.println(license);
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String[] arr = license.split("=");
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if(arr.length == 4){
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Map<String, String> map = new HashMap<>(4);
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map.put("cpu", arr[0].substring(0, arr[0].length() - 1));
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map.put("D", arr[1].substring(0, arr[1].length() - 1));
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map.put("M", arr[2].substring(0, arr[2].length() - 1));
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map.put("R", arr[3]);
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return map;
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}
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}
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return null;
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}
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public static String readLicense(String path){
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BufferedReader br = null;
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try{
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//File file = ResourceUtils.getFile("classpath:license.txt");
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File file = ResourceUtils.getFile(path);
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InputStreamReader reader = new InputStreamReader(new FileInputStream(file),"UTF-8");
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br = new BufferedReader(reader);
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return br.readLine();
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}catch (Exception e){
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log.error("读取序列号错误，{}", e);
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return null;
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}finally {
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if(br != null){
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try {
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br.close();
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} catch (IOException e) {
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}
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}
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}
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}
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public static void main(String[] args) {
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//System.out.println(cpuSerialNumber());
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// Map<String, String> map = new HashMap<>(4);
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// map.put("cpu", cpuSerialNumber());
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// map.put("D", "10");
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// map.put("M", "10");
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// map.put("R", "2022-07-26");
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// String license = generateLicense(map);
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// System.out.println(license);
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// System.out.println(DESUtil.decrypt(DESUtil.key, license));
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String license = "khosTphea6sZhkLLaHuSOjUC63bNZ37IuOfHQKdC72Yxg8Lh2HWT9FLzEsZl8MD1";
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Map<String, String> stringStringMap = parseLicense(license);
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System.out.println(stringStringMap);
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// String s = readLicense();
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// System.out.println(s);
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}
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}
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