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src/jdk.compiler/share/classes/com/sun/tools/javac/comp/TypeEnter.java

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  34 import com.sun.tools.javac.code.*;
  35 import com.sun.tools.javac.code.Directive.ExportsDirective;
  36 import com.sun.tools.javac.code.Directive.RequiresDirective;
  37 import com.sun.tools.javac.code.Scope.ImportFilter;
  38 import com.sun.tools.javac.code.Scope.NamedImportScope;
  39 import com.sun.tools.javac.code.Scope.StarImportScope;
  40 import com.sun.tools.javac.code.Scope.WriteableScope;
  41 import com.sun.tools.javac.code.Source.Feature;
  42 import com.sun.tools.javac.comp.Annotate.AnnotationTypeMetadata;
  43 import com.sun.tools.javac.tree.*;
  44 import com.sun.tools.javac.util.*;
  45 import com.sun.tools.javac.util.DefinedBy.Api;
  46 
  47 import com.sun.tools.javac.code.Symbol.*;
  48 import com.sun.tools.javac.code.Type.*;
  49 import com.sun.tools.javac.resources.CompilerProperties.Errors;
  50 import com.sun.tools.javac.tree.JCTree.*;
  51 
  52 import static com.sun.tools.javac.code.Flags.*;
  53 import static com.sun.tools.javac.code.Flags.ANNOTATION;

  54 import static com.sun.tools.javac.code.Scope.LookupKind.NON_RECURSIVE;
  55 import static com.sun.tools.javac.code.Kinds.Kind.*;
  56 import static com.sun.tools.javac.code.TypeTag.CLASS;
  57 import static com.sun.tools.javac.code.TypeTag.ERROR;
  58 
  59 import static com.sun.tools.javac.code.TypeTag.*;
  60 import static com.sun.tools.javac.tree.JCTree.Tag.*;
  61 
  62 import com.sun.tools.javac.util.Dependencies.CompletionCause;
  63 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticFlag;
  64 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
  65 
  66 /** This is the second phase of Enter, in which classes are completed
  67  *  by resolving their headers and entering their members in the into
  68  *  the class scope. See Enter for an overall overview.
  69  *
  70  *  This class uses internal phases to process the classes. When a phase
  71  *  processes classes, the lower phases are not invoked until all classes
  72  *  pass through the current phase. Note that it is possible that upper phases
  73  *  are run due to recursive completion. The internal phases are:

1170                 (types.supertype(tree.sym.type).tsym.flags() & Flags.ENUM) == 0) {
1171                 addEnumMembers(tree, env);
1172             }
1173             boolean isRecord = (tree.sym.flags_field & RECORD) != 0;
1174             List<JCTree> alreadyEntered = null;
1175             if (isRecord) {
1176                 alreadyEntered = List.convert(JCTree.class, TreeInfo.recordFields(tree));
1177                 alreadyEntered = alreadyEntered.prependList(tree.defs.stream()
1178                         .filter(t -> TreeInfo.isConstructor(t) && t != defaultConstructor).collect(List.collector()));
1179             }
1180             List<JCTree> defsToEnter = isRecord ?
1181                     tree.defs.diff(alreadyEntered) : tree.defs;
1182             memberEnter.memberEnter(defsToEnter, env);
1183             if (isRecord) {
1184                 addRecordMembersIfNeeded(tree, env);
1185             }
1186             if (tree.sym.isAnnotationType()) {
1187                 Assert.check(tree.sym.isCompleted());
1188                 tree.sym.setAnnotationTypeMetadata(new AnnotationTypeMetadata(tree.sym, annotate.annotationTypeSourceCompleter()));
1189             }




1190         }
1191 
1192         private void addAccessor(JCVariableDecl tree, Env<AttrContext> env) {
1193             MethodSymbol implSym = lookupMethod(env.enclClass.sym, tree.sym.name, List.nil());
1194             RecordComponent rec = ((ClassSymbol) tree.sym.owner).getRecordComponent(tree.sym);
1195             if (implSym == null || (implSym.flags_field & GENERATED_MEMBER) != 0) {
1196                 /* here we are pushing the annotations present in the corresponding field down to the accessor
1197                  * it could be that some of those annotations are not applicable to the accessor, they will be striped
1198                  * away later at Check::validateAnnotation
1199                  */
1200                 TreeCopier<JCTree> tc = new TreeCopier<JCTree>(make.at(tree.pos));
1201                 List<JCAnnotation> originalAnnos = rec.getOriginalAnnos().isEmpty() ?
1202                         rec.getOriginalAnnos() :
1203                         tc.copy(rec.getOriginalAnnos());
1204                 JCVariableDecl recordField = TreeInfo.recordFields((JCClassDecl) env.tree).stream().filter(rf -> rf.name == tree.name).findAny().get();
1205                 JCMethodDecl getter = make.at(tree.pos).
1206                         MethodDef(
1207                                 make.Modifiers(PUBLIC | Flags.GENERATED_MEMBER, originalAnnos),
1208                           tree.sym.name,
1209                           /* we need to special case for the case when the user declared the type as an ident

  34 import com.sun.tools.javac.code.*;
  35 import com.sun.tools.javac.code.Directive.ExportsDirective;
  36 import com.sun.tools.javac.code.Directive.RequiresDirective;
  37 import com.sun.tools.javac.code.Scope.ImportFilter;
  38 import com.sun.tools.javac.code.Scope.NamedImportScope;
  39 import com.sun.tools.javac.code.Scope.StarImportScope;
  40 import com.sun.tools.javac.code.Scope.WriteableScope;
  41 import com.sun.tools.javac.code.Source.Feature;
  42 import com.sun.tools.javac.comp.Annotate.AnnotationTypeMetadata;
  43 import com.sun.tools.javac.tree.*;
  44 import com.sun.tools.javac.util.*;
  45 import com.sun.tools.javac.util.DefinedBy.Api;
  46 
  47 import com.sun.tools.javac.code.Symbol.*;
  48 import com.sun.tools.javac.code.Type.*;
  49 import com.sun.tools.javac.resources.CompilerProperties.Errors;
  50 import com.sun.tools.javac.tree.JCTree.*;
  51 
  52 import static com.sun.tools.javac.code.Flags.*;
  53 import static com.sun.tools.javac.code.Flags.ANNOTATION;
  54 import static com.sun.tools.javac.code.Flags.SYNCHRONIZED;
  55 import static com.sun.tools.javac.code.Scope.LookupKind.NON_RECURSIVE;
  56 import static com.sun.tools.javac.code.Kinds.Kind.*;
  57 import static com.sun.tools.javac.code.TypeTag.CLASS;
  58 import static com.sun.tools.javac.code.TypeTag.ERROR;
  59 
  60 import static com.sun.tools.javac.code.TypeTag.*;
  61 import static com.sun.tools.javac.tree.JCTree.Tag.*;
  62 
  63 import com.sun.tools.javac.util.Dependencies.CompletionCause;
  64 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticFlag;
  65 import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition;
  66 
  67 /** This is the second phase of Enter, in which classes are completed
  68  *  by resolving their headers and entering their members in the into
  69  *  the class scope. See Enter for an overall overview.
  70  *
  71  *  This class uses internal phases to process the classes. When a phase
  72  *  processes classes, the lower phases are not invoked until all classes
  73  *  pass through the current phase. Note that it is possible that upper phases
  74  *  are run due to recursive completion. The internal phases are:

1171                 (types.supertype(tree.sym.type).tsym.flags() & Flags.ENUM) == 0) {
1172                 addEnumMembers(tree, env);
1173             }
1174             boolean isRecord = (tree.sym.flags_field & RECORD) != 0;
1175             List<JCTree> alreadyEntered = null;
1176             if (isRecord) {
1177                 alreadyEntered = List.convert(JCTree.class, TreeInfo.recordFields(tree));
1178                 alreadyEntered = alreadyEntered.prependList(tree.defs.stream()
1179                         .filter(t -> TreeInfo.isConstructor(t) && t != defaultConstructor).collect(List.collector()));
1180             }
1181             List<JCTree> defsToEnter = isRecord ?
1182                     tree.defs.diff(alreadyEntered) : tree.defs;
1183             memberEnter.memberEnter(defsToEnter, env);
1184             if (isRecord) {
1185                 addRecordMembersIfNeeded(tree, env);
1186             }
1187             if (tree.sym.isAnnotationType()) {
1188                 Assert.check(tree.sym.isCompleted());
1189                 tree.sym.setAnnotationTypeMetadata(new AnnotationTypeMetadata(tree.sym, annotate.annotationTypeSourceCompleter()));
1190             }
1191 
1192             if ((tree.sym.flags() & (INTERFACE | VALUE_CLASS)) == 0) {
1193                 tree.sym.flags_field |= IDENTITY_TYPE;
1194             }
1195         }
1196 
1197         private void addAccessor(JCVariableDecl tree, Env<AttrContext> env) {
1198             MethodSymbol implSym = lookupMethod(env.enclClass.sym, tree.sym.name, List.nil());
1199             RecordComponent rec = ((ClassSymbol) tree.sym.owner).getRecordComponent(tree.sym);
1200             if (implSym == null || (implSym.flags_field & GENERATED_MEMBER) != 0) {
1201                 /* here we are pushing the annotations present in the corresponding field down to the accessor
1202                  * it could be that some of those annotations are not applicable to the accessor, they will be striped
1203                  * away later at Check::validateAnnotation
1204                  */
1205                 TreeCopier<JCTree> tc = new TreeCopier<JCTree>(make.at(tree.pos));
1206                 List<JCAnnotation> originalAnnos = rec.getOriginalAnnos().isEmpty() ?
1207                         rec.getOriginalAnnos() :
1208                         tc.copy(rec.getOriginalAnnos());
1209                 JCVariableDecl recordField = TreeInfo.recordFields((JCClassDecl) env.tree).stream().filter(rf -> rf.name == tree.name).findAny().get();
1210                 JCMethodDecl getter = make.at(tree.pos).
1211                         MethodDef(
1212                                 make.Modifiers(PUBLIC | Flags.GENERATED_MEMBER, originalAnnos),
1213                           tree.sym.name,
1214                           /* we need to special case for the case when the user declared the type as an ident
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