212 REPEATED_ANNOTATIONS(JDK8, Fragments.FeatureRepeatableAnnotations, DiagKind.PLURAL),
213 INTERSECTION_TYPES_IN_CAST(JDK8, Fragments.FeatureIntersectionTypesInCast, DiagKind.PLURAL),
214 GRAPH_INFERENCE(JDK8),
215 FUNCTIONAL_INTERFACE_MOST_SPECIFIC(JDK8),
216 POST_APPLICABILITY_VARARGS_ACCESS_CHECK(JDK8),
217 MAP_CAPTURES_TO_BOUNDS(MIN, JDK7),
218 PRIVATE_SAFE_VARARGS(JDK9),
219 DIAMOND_WITH_ANONYMOUS_CLASS_CREATION(JDK9, Fragments.FeatureDiamondAndAnonClass, DiagKind.NORMAL),
220 UNDERSCORE_IDENTIFIER(MIN, JDK8),
221 PRIVATE_INTERFACE_METHODS(JDK9, Fragments.FeaturePrivateIntfMethods, DiagKind.PLURAL),
222 LOCAL_VARIABLE_TYPE_INFERENCE(JDK10),
223 VAR_SYNTAX_IMPLICIT_LAMBDAS(JDK11, Fragments.FeatureVarSyntaxInImplicitLambda, DiagKind.PLURAL),
224 IMPORT_ON_DEMAND_OBSERVABLE_PACKAGES(JDK1_2, JDK8),
225 SWITCH_MULTIPLE_CASE_LABELS(JDK14, Fragments.FeatureMultipleCaseLabels, DiagKind.PLURAL),
226 SWITCH_RULE(JDK14, Fragments.FeatureSwitchRules, DiagKind.PLURAL),
227 SWITCH_EXPRESSION(JDK14, Fragments.FeatureSwitchExpressions, DiagKind.PLURAL),
228 TEXT_BLOCKS(JDK15, Fragments.FeatureTextBlocks, DiagKind.PLURAL),
229 PATTERN_MATCHING_IN_INSTANCEOF(JDK16, Fragments.FeaturePatternMatchingInstanceof, DiagKind.NORMAL),
230 REIFIABLE_TYPES_INSTANCEOF(JDK16, Fragments.FeatureReifiableTypesInstanceof, DiagKind.PLURAL),
231 RECORDS(JDK16, Fragments.FeatureRecords, DiagKind.PLURAL),
232 SEALED_CLASSES(JDK17, Fragments.FeatureSealedClasses, DiagKind.PLURAL),
233 CASE_NULL(JDK17, Fragments.FeatureCaseNull, DiagKind.NORMAL),
234 PATTERN_SWITCH(JDK17, Fragments.FeaturePatternSwitch, DiagKind.PLURAL),
235 REDUNDANT_STRICTFP(JDK17),
236 ;
237
238 enum DiagKind {
239 NORMAL,
240 PLURAL;
241 }
242
243 private final Source minLevel;
244 private final Source maxLevel;
245 private final Fragment optFragment;
246 private final DiagKind optKind;
247
248 Feature(Source minLevel) {
249 this(minLevel, null, null);
250 }
251
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212 REPEATED_ANNOTATIONS(JDK8, Fragments.FeatureRepeatableAnnotations, DiagKind.PLURAL),
213 INTERSECTION_TYPES_IN_CAST(JDK8, Fragments.FeatureIntersectionTypesInCast, DiagKind.PLURAL),
214 GRAPH_INFERENCE(JDK8),
215 FUNCTIONAL_INTERFACE_MOST_SPECIFIC(JDK8),
216 POST_APPLICABILITY_VARARGS_ACCESS_CHECK(JDK8),
217 MAP_CAPTURES_TO_BOUNDS(MIN, JDK7),
218 PRIVATE_SAFE_VARARGS(JDK9),
219 DIAMOND_WITH_ANONYMOUS_CLASS_CREATION(JDK9, Fragments.FeatureDiamondAndAnonClass, DiagKind.NORMAL),
220 UNDERSCORE_IDENTIFIER(MIN, JDK8),
221 PRIVATE_INTERFACE_METHODS(JDK9, Fragments.FeaturePrivateIntfMethods, DiagKind.PLURAL),
222 LOCAL_VARIABLE_TYPE_INFERENCE(JDK10),
223 VAR_SYNTAX_IMPLICIT_LAMBDAS(JDK11, Fragments.FeatureVarSyntaxInImplicitLambda, DiagKind.PLURAL),
224 IMPORT_ON_DEMAND_OBSERVABLE_PACKAGES(JDK1_2, JDK8),
225 SWITCH_MULTIPLE_CASE_LABELS(JDK14, Fragments.FeatureMultipleCaseLabels, DiagKind.PLURAL),
226 SWITCH_RULE(JDK14, Fragments.FeatureSwitchRules, DiagKind.PLURAL),
227 SWITCH_EXPRESSION(JDK14, Fragments.FeatureSwitchExpressions, DiagKind.PLURAL),
228 TEXT_BLOCKS(JDK15, Fragments.FeatureTextBlocks, DiagKind.PLURAL),
229 PATTERN_MATCHING_IN_INSTANCEOF(JDK16, Fragments.FeaturePatternMatchingInstanceof, DiagKind.NORMAL),
230 REIFIABLE_TYPES_INSTANCEOF(JDK16, Fragments.FeatureReifiableTypesInstanceof, DiagKind.PLURAL),
231 RECORDS(JDK16, Fragments.FeatureRecords, DiagKind.PLURAL),
232 PRIMITIVE_CLASSES(JDK17, Fragments.FeaturePrimitiveClasses, DiagKind.NORMAL),
233 SEALED_CLASSES(JDK17, Fragments.FeatureSealedClasses, DiagKind.PLURAL),
234 CASE_NULL(JDK17, Fragments.FeatureCaseNull, DiagKind.NORMAL),
235 PATTERN_SWITCH(JDK17, Fragments.FeaturePatternSwitch, DiagKind.PLURAL),
236 REDUNDANT_STRICTFP(JDK17),
237 ;
238
239 enum DiagKind {
240 NORMAL,
241 PLURAL;
242 }
243
244 private final Source minLevel;
245 private final Source maxLevel;
246 private final Fragment optFragment;
247 private final DiagKind optKind;
248
249 Feature(Source minLevel) {
250 this(minLevel, null, null);
251 }
252
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