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1   /*
2    * Copyright 2020-2022 The OSHI Project Contributors
3    * SPDX-License-Identifier: MIT
4    */
5   package oshi.driver.windows.wmi;
6   
7   import java.util.Objects;
8   
9   import com.sun.jna.platform.win32.COM.WbemcliUtil.WmiQuery;
10  import com.sun.jna.platform.win32.COM.WbemcliUtil.WmiResult;
11  
12  import oshi.annotation.concurrent.ThreadSafe;
13  import oshi.util.platform.windows.WmiQueryHandler;
14  
15  /**
16   * Utility to query WMI class {@code Win32_OperatingSystem}
17   */
18  @ThreadSafe
19  public final class Win32OperatingSystem {
20  
21      private static final String WIN32_OPERATING_SYSTEM = "Win32_OperatingSystem";
22  
23      /**
24       * Operating System properties
25       */
26      public enum OSVersionProperty {
27          VERSION, PRODUCTTYPE, BUILDNUMBER, CSDVERSION, SUITEMASK;
28      }
29  
30      private Win32OperatingSystem() {
31      }
32  
33      /**
34       * Queries the Computer System.
35       *
36       * @return Computer System Manufacturer and Model
37       */
38      public static WmiResult<OSVersionProperty> queryOsVersion() {
39          WmiQuery<OSVersionProperty> osVersionQuery = new WmiQuery<>(WIN32_OPERATING_SYSTEM, OSVersionProperty.class);
40          return Objects.requireNonNull(WmiQueryHandler.createInstance()).queryWMI(osVersionQuery);
41      }
42  }