120 lines
3.7 KiB
Java
120 lines
3.7 KiB
Java
package ru.bvn13.licenseserverjclient;
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import java.io.*;
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import java.util.Base64;
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/**
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* Created by bvn13 on 24.06.2017.
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*/
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public abstract class SystemID {
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private static String OS = System.getProperty("os.name").toLowerCase();
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private static boolean isWindows()
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{
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return (OS.indexOf("win") >= 0);
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}
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private static boolean isUnix()
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{
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return (OS.indexOf("win") < 0); //(OS.indexOf("nux") >= 0);
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}
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private static String getVolumeUUID()
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{
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Process p;
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BufferedReader reader;
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String line = "NOT FOUND";
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if(isWindows()) {
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String userDir = new File(System.getProperty("user.dir")).getAbsolutePath();
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String rootDir = userDir.substring(0, userDir.indexOf(File.separator)+1);
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String drive = ""+rootDir.substring(0,1);
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String query = "cmd /c"+" vol "+drive+":";
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try {
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p = Runtime.getRuntime().exec(query);
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p.waitFor();
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reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
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if (isWindows()) {
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reader.readLine();
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}
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line = reader.readLine();
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line = line.substring(line.lastIndexOf(" ") + 1);
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} catch(IOException ex) {
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//ex.printStackTrace();
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} catch (InterruptedException e) {
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//e.printStackTrace();
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}
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return line;
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} else if(isUnix()) {
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String query = "lsblk --nodeps -o name,serial";
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try {
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p = Runtime.getRuntime().exec(query);
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p.waitFor();
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reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
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while ((line = reader.readLine()) != null) {
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if (line.startsWith("sda ")) {
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line = line.substring(line.lastIndexOf(" ") + 1);
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return line;
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}
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}
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} catch(IOException ex) {
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//ex.printStackTrace();
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} catch (InterruptedException e) {
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//e.printStackTrace();
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}
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} else {
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//System.out.println("WRONG SYSTEM");
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return "WRONG SYSTEM";
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}
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return line;
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}
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public static String getSystemID() {
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String systemInfo = "System info: ";
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systemInfo += "\n" + "Available processors (cores): " + Runtime.getRuntime().availableProcessors();
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long maxMemory = Runtime.getRuntime().maxMemory();
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//systemInfo += "\n" + "Maximum memory (bytes): " + (maxMemory == Long.MAX_VALUE ? "no limit" : maxMemory);
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String userDir = new File(System.getProperty("user.dir")).getAbsolutePath();
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String rootDir = userDir.substring(0, userDir.indexOf(File.separator)+1);
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systemInfo += "\n" + "Root dir: "+rootDir;
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systemInfo += "\n" + "Root volume UUID: "+getVolumeUUID();
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File[] roots = File.listRoots();
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for (File root : roots) {
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if (root.getAbsolutePath().equals(rootDir)) {
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systemInfo += "\n" + "Root dir total space: "+root.getTotalSpace();
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}
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}
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return systemInfo;
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}
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public static String encode(String data) {
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Base64.Encoder encoder = Base64.getEncoder();
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return encoder.encodeToString(data.getBytes());
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}
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public static String decode(String data) throws UnsupportedEncodingException {
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Base64.Decoder decoder = Base64.getDecoder();
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byte[] base64decodedBytes = decoder.decode(data);
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String decodedString = new String(base64decodedBytes, "utf-8");
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return decodedString;
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}
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}
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