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src/jdk.compiler/share/classes/com/sun/tools/javac/code/Symtab.java

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 28 import java.util.Collection;
 29 import java.util.Collections;
 30 import java.util.EnumSet;
 31 import java.util.HashMap;
 32 import java.util.LinkedHashMap;
 33 import java.util.Map;
 34 
 35 import javax.lang.model.element.ElementVisitor;
 36 
 37 import com.sun.tools.javac.code.Scope.WriteableScope;
 38 import com.sun.tools.javac.code.Source.Feature;
 39 import com.sun.tools.javac.code.Symbol.ClassSymbol;
 40 import com.sun.tools.javac.code.Symbol.Completer;
 41 import com.sun.tools.javac.code.Symbol.CompletionFailure;
 42 import com.sun.tools.javac.code.Symbol.MethodSymbol;
 43 import com.sun.tools.javac.code.Symbol.ModuleSymbol;
 44 import com.sun.tools.javac.code.Symbol.PackageSymbol;
 45 import com.sun.tools.javac.code.Symbol.RootPackageSymbol;
 46 import com.sun.tools.javac.code.Symbol.TypeSymbol;
 47 import com.sun.tools.javac.code.Symbol.VarSymbol;

 48 import com.sun.tools.javac.code.Type.BottomType;
 49 import com.sun.tools.javac.code.Type.ClassType;
 50 import com.sun.tools.javac.code.Type.ErrorType;
 51 import com.sun.tools.javac.code.Type.JCPrimitiveType;
 52 import com.sun.tools.javac.code.Type.JCVoidType;
 53 import com.sun.tools.javac.code.Type.MethodType;
 54 import com.sun.tools.javac.code.Type.UnknownType;
 55 import com.sun.tools.javac.code.Types.UniqueType;
 56 import com.sun.tools.javac.comp.Modules;
 57 import com.sun.tools.javac.jvm.Target;
 58 import com.sun.tools.javac.util.Assert;
 59 import com.sun.tools.javac.util.Context;
 60 import com.sun.tools.javac.util.Convert;
 61 import com.sun.tools.javac.util.DefinedBy;
 62 import com.sun.tools.javac.util.DefinedBy.Api;
 63 import com.sun.tools.javac.util.Iterators;
 64 import com.sun.tools.javac.util.JavacMessages;
 65 import com.sun.tools.javac.util.List;
 66 import com.sun.tools.javac.util.Name;
 67 import com.sun.tools.javac.util.Names;

225     public final Type typeDescriptorType;
226     public final Type recordType;
227     public final Type switchBootstrapsType;
228     public final Type constantBootstrapsType;
229     public final Type valueBasedType;
230     public final Type valueBasedInternalType;
231     public final Type classDescType;
232     public final Type enumDescType;
233 
234     // For serialization lint checking
235     public final Type objectStreamFieldType;
236     public final Type objectInputStreamType;
237     public final Type objectOutputStreamType;
238     public final Type ioExceptionType;
239     public final Type objectStreamExceptionType;
240     // For externalization lint checking
241     public final Type externalizableType;
242     public final Type objectInputType;
243     public final Type objectOutputType;
244 












245     /** The symbol representing the length field of an array.
246      */
247     public final VarSymbol lengthVar;
248 
249     /** The symbol representing the final finalize method on enums */
250     public final MethodSymbol enumFinalFinalize;
251 
252     /** The symbol representing the close method on TWR AutoCloseable type */
253     public final MethodSymbol autoCloseableClose;
254 
255     /** The predefined type that belongs to a tag.
256      */
257     public final Type[] typeOfTag = new Type[TypeTag.getTypeTagCount()];
258 
259     /** The name of the class that belongs to a basic type tag.
260      */
261     public final Name[] boxedName = new Name[TypeTag.getTypeTagCount()];
262 
263     /** A hashtable containing the encountered top-level and member classes,
264      *  indexed by flat names. The table does not contain local classes.

608         previewFeatureType = enterClass("jdk.internal.javac.PreviewFeature");
609         previewFeatureInternalType = enterSyntheticAnnotation("jdk.internal.PreviewFeature+Annotation");
610         restrictedType = enterClass("jdk.internal.javac.Restricted");
611         typeDescriptorType = enterClass("java.lang.invoke.TypeDescriptor");
612         recordType = enterClass("java.lang.Record");
613         switchBootstrapsType = enterClass("java.lang.runtime.SwitchBootstraps");
614         constantBootstrapsType = enterClass("java.lang.invoke.ConstantBootstraps");
615         valueBasedType = enterClass("jdk.internal.ValueBased");
616         valueBasedInternalType = enterSyntheticAnnotation("jdk.internal.ValueBased+Annotation");
617         classDescType = enterClass("java.lang.constant.ClassDesc");
618         enumDescType = enterClass("java.lang.Enum$EnumDesc");
619         // For serialization lint checking
620         objectStreamFieldType = enterClass("java.io.ObjectStreamField");
621         objectInputStreamType = enterClass("java.io.ObjectInputStream");
622         objectOutputStreamType = enterClass("java.io.ObjectOutputStream");
623         ioExceptionType = enterClass("java.io.IOException");
624         objectStreamExceptionType = enterClass("java.io.ObjectStreamException");
625         externalizableType = enterClass("java.io.Externalizable");
626         objectInputType  = enterClass("java.io.ObjectInput");
627         objectOutputType = enterClass("java.io.ObjectOutput");



















628         synthesizeEmptyInterfaceIfMissing(autoCloseableType);
629         synthesizeEmptyInterfaceIfMissing(cloneableType);
630         synthesizeEmptyInterfaceIfMissing(serializableType);
631         synthesizeEmptyInterfaceIfMissing(lambdaMetafactory);
632         synthesizeEmptyInterfaceIfMissing(serializedLambdaType);
633         synthesizeEmptyInterfaceIfMissing(stringConcatFactory);


634         synthesizeBoxTypeIfMissing(doubleType);
635         synthesizeBoxTypeIfMissing(floatType);
636         synthesizeBoxTypeIfMissing(voidType);
637 
638         // Enter a synthetic class that is used to mark internal
639         // proprietary classes in ct.sym.  This class does not have a
640         // class file.
641         proprietaryType = enterSyntheticAnnotation("sun.Proprietary+Annotation");
642 
643         // Enter a synthetic class that is used to provide profile info for
644         // classes in ct.sym.  This class does not have a class file.
645         profileType = enterSyntheticAnnotation("jdk.Profile+Annotation");
646         MethodSymbol m = new MethodSymbol(PUBLIC | ABSTRACT, names.value, intType, profileType.tsym);
647         profileType.tsym.members().enter(m);
648 
649         // Enter a class for arrays.
650         // The class implements java.lang.Cloneable and java.io.Serializable.
651         // It has a final length field and a clone method.
652         ClassType arrayClassType = (ClassType)arrayClass.type;
653         arrayClassType.supertype_field = objectType;

 28 import java.util.Collection;
 29 import java.util.Collections;
 30 import java.util.EnumSet;
 31 import java.util.HashMap;
 32 import java.util.LinkedHashMap;
 33 import java.util.Map;
 34 
 35 import javax.lang.model.element.ElementVisitor;
 36 
 37 import com.sun.tools.javac.code.Scope.WriteableScope;
 38 import com.sun.tools.javac.code.Source.Feature;
 39 import com.sun.tools.javac.code.Symbol.ClassSymbol;
 40 import com.sun.tools.javac.code.Symbol.Completer;
 41 import com.sun.tools.javac.code.Symbol.CompletionFailure;
 42 import com.sun.tools.javac.code.Symbol.MethodSymbol;
 43 import com.sun.tools.javac.code.Symbol.ModuleSymbol;
 44 import com.sun.tools.javac.code.Symbol.PackageSymbol;
 45 import com.sun.tools.javac.code.Symbol.RootPackageSymbol;
 46 import com.sun.tools.javac.code.Symbol.TypeSymbol;
 47 import com.sun.tools.javac.code.Symbol.VarSymbol;
 48 import com.sun.tools.javac.code.Type.ArrayType;
 49 import com.sun.tools.javac.code.Type.BottomType;
 50 import com.sun.tools.javac.code.Type.ClassType;
 51 import com.sun.tools.javac.code.Type.ErrorType;
 52 import com.sun.tools.javac.code.Type.JCPrimitiveType;
 53 import com.sun.tools.javac.code.Type.JCVoidType;
 54 import com.sun.tools.javac.code.Type.MethodType;
 55 import com.sun.tools.javac.code.Type.UnknownType;
 56 import com.sun.tools.javac.code.Types.UniqueType;
 57 import com.sun.tools.javac.comp.Modules;
 58 import com.sun.tools.javac.jvm.Target;
 59 import com.sun.tools.javac.util.Assert;
 60 import com.sun.tools.javac.util.Context;
 61 import com.sun.tools.javac.util.Convert;
 62 import com.sun.tools.javac.util.DefinedBy;
 63 import com.sun.tools.javac.util.DefinedBy.Api;
 64 import com.sun.tools.javac.util.Iterators;
 65 import com.sun.tools.javac.util.JavacMessages;
 66 import com.sun.tools.javac.util.List;
 67 import com.sun.tools.javac.util.Name;
 68 import com.sun.tools.javac.util.Names;

226     public final Type typeDescriptorType;
227     public final Type recordType;
228     public final Type switchBootstrapsType;
229     public final Type constantBootstrapsType;
230     public final Type valueBasedType;
231     public final Type valueBasedInternalType;
232     public final Type classDescType;
233     public final Type enumDescType;
234 
235     // For serialization lint checking
236     public final Type objectStreamFieldType;
237     public final Type objectInputStreamType;
238     public final Type objectOutputStreamType;
239     public final Type ioExceptionType;
240     public final Type objectStreamExceptionType;
241     // For externalization lint checking
242     public final Type externalizableType;
243     public final Type objectInputType;
244     public final Type objectOutputType;
245 
246     // For code reflection
247     public final Type codeReflectionType;
248     public final Type quotedType;
249     public final Type quotableType;
250     public final Type closureOpType;
251     public final Type lambdaOpType;
252     public final Type opInterpreterType;
253     public final Type opParserType;
254     public final Type opType;
255     public final MethodSymbol opInterpreterInvoke;
256     public final MethodSymbol opParserFromString;
257 
258     /** The symbol representing the length field of an array.
259      */
260     public final VarSymbol lengthVar;
261 
262     /** The symbol representing the final finalize method on enums */
263     public final MethodSymbol enumFinalFinalize;
264 
265     /** The symbol representing the close method on TWR AutoCloseable type */
266     public final MethodSymbol autoCloseableClose;
267 
268     /** The predefined type that belongs to a tag.
269      */
270     public final Type[] typeOfTag = new Type[TypeTag.getTypeTagCount()];
271 
272     /** The name of the class that belongs to a basic type tag.
273      */
274     public final Name[] boxedName = new Name[TypeTag.getTypeTagCount()];
275 
276     /** A hashtable containing the encountered top-level and member classes,
277      *  indexed by flat names. The table does not contain local classes.

621         previewFeatureType = enterClass("jdk.internal.javac.PreviewFeature");
622         previewFeatureInternalType = enterSyntheticAnnotation("jdk.internal.PreviewFeature+Annotation");
623         restrictedType = enterClass("jdk.internal.javac.Restricted");
624         typeDescriptorType = enterClass("java.lang.invoke.TypeDescriptor");
625         recordType = enterClass("java.lang.Record");
626         switchBootstrapsType = enterClass("java.lang.runtime.SwitchBootstraps");
627         constantBootstrapsType = enterClass("java.lang.invoke.ConstantBootstraps");
628         valueBasedType = enterClass("jdk.internal.ValueBased");
629         valueBasedInternalType = enterSyntheticAnnotation("jdk.internal.ValueBased+Annotation");
630         classDescType = enterClass("java.lang.constant.ClassDesc");
631         enumDescType = enterClass("java.lang.Enum$EnumDesc");
632         // For serialization lint checking
633         objectStreamFieldType = enterClass("java.io.ObjectStreamField");
634         objectInputStreamType = enterClass("java.io.ObjectInputStream");
635         objectOutputStreamType = enterClass("java.io.ObjectOutputStream");
636         ioExceptionType = enterClass("java.io.IOException");
637         objectStreamExceptionType = enterClass("java.io.ObjectStreamException");
638         externalizableType = enterClass("java.io.Externalizable");
639         objectInputType  = enterClass("java.io.ObjectInput");
640         objectOutputType = enterClass("java.io.ObjectOutput");
641         // For code reflection
642         codeReflectionType = enterClass("java.lang.runtime.CodeReflection");
643         quotedType = enterClass("java.lang.reflect.code.Quoted");
644         quotableType = enterClass("java.lang.reflect.code.Quotable");
645         closureOpType = enterClass("java.lang.reflect.code.op.CoreOp$ClosureOp");
646         lambdaOpType = enterClass("java.lang.reflect.code.op.CoreOp$LambdaOp");
647         opInterpreterType = enterClass("java.lang.reflect.code.interpreter.Interpreter");
648         opType = enterClass("java.lang.reflect.code.Op");
649         opInterpreterInvoke = new MethodSymbol(PUBLIC | STATIC | VARARGS,
650                 names.fromString("invoke"),
651                 new MethodType(List.of(opType, new ArrayType(objectType, arrayClass)), objectType,
652                         List.nil(), methodClass),
653                 opInterpreterType.tsym);
654         opParserType = enterClass("java.lang.reflect.code.parser.OpParser");
655         opParserFromString = new MethodSymbol(PUBLIC | STATIC,
656                 names.fromString("fromStringOfFuncOp"),
657                 new MethodType(List.of(stringType), opType,
658                         List.nil(), methodClass),
659                 opParserType.tsym);
660         synthesizeEmptyInterfaceIfMissing(autoCloseableType);
661         synthesizeEmptyInterfaceIfMissing(cloneableType);
662         synthesizeEmptyInterfaceIfMissing(serializableType);
663         synthesizeEmptyInterfaceIfMissing(lambdaMetafactory);
664         synthesizeEmptyInterfaceIfMissing(serializedLambdaType);
665         synthesizeEmptyInterfaceIfMissing(stringConcatFactory);
666         synthesizeEmptyInterfaceIfMissing(quotedType);
667         synthesizeEmptyInterfaceIfMissing(quotableType);
668         synthesizeBoxTypeIfMissing(doubleType);
669         synthesizeBoxTypeIfMissing(floatType);
670         synthesizeBoxTypeIfMissing(voidType);
671 
672         // Enter a synthetic class that is used to mark internal
673         // proprietary classes in ct.sym.  This class does not have a
674         // class file.
675         proprietaryType = enterSyntheticAnnotation("sun.Proprietary+Annotation");
676 
677         // Enter a synthetic class that is used to provide profile info for
678         // classes in ct.sym.  This class does not have a class file.
679         profileType = enterSyntheticAnnotation("jdk.Profile+Annotation");
680         MethodSymbol m = new MethodSymbol(PUBLIC | ABSTRACT, names.value, intType, profileType.tsym);
681         profileType.tsym.members().enter(m);
682 
683         // Enter a class for arrays.
684         // The class implements java.lang.Cloneable and java.io.Serializable.
685         // It has a final length field and a clone method.
686         ClassType arrayClassType = (ClassType)arrayClass.type;
687         arrayClassType.supertype_field = objectType;
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