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Java > Open Source Codes > edu > rice > cs > drjava > platform > PlatformFactory


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33
34 package edu.rice.cs.drjava.platform;
35
36 /**
37  * Factory class for accessing the appropriate platform-specific implementation
38  * of the PlatformSupport interface.
39  * @version $Id: PlatformFactory.java 3900 2006-06-29 13:16:38Z rcartwright $
40  * @see PlatformSupport
41  */
42 public class PlatformFactory {
43   
44   /** A platform-appropriate implementation of the PlatformSupport interface
45    * Singleton field populated by the static factory method.
46    */
47   public static final PlatformSupport ONLY = getPlatformSupport();
48   
49   /** Static factory method.
50    * @return a platform-appropriate implementation of PlatformSupport
51    */
52   private static PlatformSupport getPlatformSupport() {
53     
54     // Get OS name string; we expect one of "windows xp", "mac os x", etc.
55 String JavaDoc os = System.getProperty("os.name").toLowerCase();
56     
57     if (os.startsWith("mac os x")) return MacPlatform.ONLY;
58     else if (os.startsWith("windows")) return WindowsPlatform.ONLY;
59     else return DefaultPlatform.ONLY;
60   }
61 }
62
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