59 
  60     /** JDK 8. */
  61     JDK1_8("8", 52, 0),
  62 
  63     /** JDK 9. */
  64     JDK1_9("9", 53, 0),
  65 
  66     /** JDK 10. */
  67     JDK1_10("10", 54, 0),
  68 
  69     /** JDK 11. */
  70     JDK1_11("11", 55, 0),
  71 
  72     /** JDK 12. */
  73     JDK1_12("12", 56, 0),
  74 
  75     /** JDK 13. */
  76     JDK1_13("13", 57, 0),
  77 
  78     /** JDK 14. */
  79     JDK1_14("14", 58, 0);



  80 
  81     private static final Context.Key<Target> targetKey = new Context.Key<>();
  82 
  83     public static Target instance(Context context) {
  84         Target instance = context.get(targetKey);
  85         if (instance == null) {
  86             Options options = Options.instance(context);
  87             String targetString = options.get(TARGET);
  88             if (targetString != null) instance = lookup(targetString);
  89             if (instance == null) instance = DEFAULT;
  90             context.put(targetKey, instance);
  91         }
  92         return instance;
  93     }
  94 
  95     public static final Target MIN = Target.JDK1_7;
  96 
  97     private static final Target MAX = values()[values().length - 1];
  98 
  99     private static final Map<String,Target> tab = new HashMap<>();

  59 
  60     /** JDK 8. */
  61     JDK1_8("8", 52, 0),
  62 
  63     /** JDK 9. */
  64     JDK1_9("9", 53, 0),
  65 
  66     /** JDK 10. */
  67     JDK1_10("10", 54, 0),
  68 
  69     /** JDK 11. */
  70     JDK1_11("11", 55, 0),
  71 
  72     /** JDK 12. */
  73     JDK1_12("12", 56, 0),
  74 
  75     /** JDK 13. */
  76     JDK1_13("13", 57, 0),
  77 
  78     /** JDK 14. */
  79     JDK1_14("14", 58, 0),
  80 
  81     /** JDK 15. */
  82     JDK1_15("15", 59, 0);
  83 
  84     private static final Context.Key<Target> targetKey = new Context.Key<>();
  85 
  86     public static Target instance(Context context) {
  87         Target instance = context.get(targetKey);
  88         if (instance == null) {
  89             Options options = Options.instance(context);
  90             String targetString = options.get(TARGET);
  91             if (targetString != null) instance = lookup(targetString);
  92             if (instance == null) instance = DEFAULT;
  93             context.put(targetKey, instance);
  94         }
  95         return instance;
  96     }
  97 
  98     public static final Target MIN = Target.JDK1_7;
  99 
 100     private static final Target MAX = values()[values().length - 1];
 101 
 102     private static final Map<String,Target> tab = new HashMap<>();