806         public PolyKind polyKind;
 807 
 808         @Override public boolean isPoly() { return polyKind == PolyKind.POLY; }
 809         @Override public boolean isStandalone() { return polyKind == PolyKind.STANDALONE; }
 810     }
 811 
 812     /**
 813      * Common supertype for all functional expression trees (lambda and method references)
 814      */
 815     public abstract static class JCFunctionalExpression extends JCPolyExpression {
 816 
 817         public JCFunctionalExpression() {
 818             //a functional expression is always a 'true' poly
 819             polyKind = PolyKind.POLY;
 820         }
 821 
 822         /** list of target types inferred for this functional expression. */
 823         public Type target;
 824         /** The owner of this functional expression. */
 825         public Symbol owner;


 826 
 827         public Type getDescriptorType(Types types) {
 828             return target != null ? types.findDescriptorType(target) : types.createErrorType(null);
 829         }


 830     }
 831 
 832     /**
 833      * A class definition.
 834      */
 835     public static class JCClassDecl extends JCStatement implements ClassTree {
 836         /** the modifiers */
 837         public JCModifiers mods;
 838         /** the name of the class */
 839         public Name name;
 840         /** formal class parameters */
 841         public List<JCTypeParameter> typarams;
 842         /** the classes this class extends */
 843         public JCExpression extending;
 844         /** the interfaces implemented by this class */
 845         public List<JCExpression> implementing;
 846         /** the subclasses allowed to extend this class, if sealed */
 847         public List<JCExpression> permitting;
 848         /** all variables and methods defined in this class */
 849         public List<JCTree> defs;

 806         public PolyKind polyKind;
 807 
 808         @Override public boolean isPoly() { return polyKind == PolyKind.POLY; }
 809         @Override public boolean isStandalone() { return polyKind == PolyKind.STANDALONE; }
 810     }
 811 
 812     /**
 813      * Common supertype for all functional expression trees (lambda and method references)
 814      */
 815     public abstract static class JCFunctionalExpression extends JCPolyExpression {
 816 
 817         public JCFunctionalExpression() {
 818             //a functional expression is always a 'true' poly
 819             polyKind = PolyKind.POLY;
 820         }
 821 
 822         /** list of target types inferred for this functional expression. */
 823         public Type target;
 824         /** The owner of this functional expression. */
 825         public Symbol owner;
 826         /** code reflection specific metadata. */
 827         public CodeReflectionInfo codeReflectionInfo;
 828 
 829         public Type getDescriptorType(Types types) {
 830             return target != null ? types.findDescriptorType(target) : types.createErrorType(null);
 831         }
 832 
 833         public record CodeReflectionInfo(MethodSymbol codeModel, Type reflectableLambdaMetafactory) { }
 834     }
 835 
 836     /**
 837      * A class definition.
 838      */
 839     public static class JCClassDecl extends JCStatement implements ClassTree {
 840         /** the modifiers */
 841         public JCModifiers mods;
 842         /** the name of the class */
 843         public Name name;
 844         /** formal class parameters */
 845         public List<JCTypeParameter> typarams;
 846         /** the classes this class extends */
 847         public JCExpression extending;
 848         /** the interfaces implemented by this class */
 849         public List<JCExpression> implementing;
 850         /** the subclasses allowed to extend this class, if sealed */
 851         public List<JCExpression> permitting;
 852         /** all variables and methods defined in this class */
 853         public List<JCTree> defs;