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src/hotspot/share/utilities/accessFlags.hpp

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 33 // AccessFlags is an abstraction over Java ACC flags.
 34 // See generated file classfile_constants.h for shared JVM_ACC_XXX access flags
 35 
 36 class outputStream;
 37 
 38 class AccessFlags {
 39   friend class VMStructs;
 40  private:
 41   u2 _flags;
 42 
 43  public:
 44   AccessFlags() : _flags(0) {}
 45   explicit AccessFlags(u2 flags) : _flags(flags) {}
 46 
 47   // Java access flags
 48   bool is_public      () const         { return (_flags & JVM_ACC_PUBLIC      ) != 0; }
 49   bool is_private     () const         { return (_flags & JVM_ACC_PRIVATE     ) != 0; }
 50   bool is_protected   () const         { return (_flags & JVM_ACC_PROTECTED   ) != 0; }
 51   bool is_static      () const         { return (_flags & JVM_ACC_STATIC      ) != 0; }
 52   bool is_final       () const         { return (_flags & JVM_ACC_FINAL       ) != 0; }

 53   bool is_synchronized() const         { return (_flags & JVM_ACC_SYNCHRONIZED) != 0; }
 54   bool is_super       () const         { return (_flags & JVM_ACC_SUPER       ) != 0; }
 55   bool is_volatile    () const         { return (_flags & JVM_ACC_VOLATILE    ) != 0; }
 56   bool is_bridge      () const         { return (_flags & JVM_ACC_BRIDGE      ) != 0; }
 57   bool is_transient   () const         { return (_flags & JVM_ACC_TRANSIENT   ) != 0; }
 58   bool is_varargs     () const         { return (_flags & JVM_ACC_VARARGS     ) != 0; }
 59   bool is_native      () const         { return (_flags & JVM_ACC_NATIVE      ) != 0; }
 60   bool is_enum        () const         { return (_flags & JVM_ACC_ENUM        ) != 0; }
 61   bool is_annotation  () const         { return (_flags & JVM_ACC_ANNOTATION  ) != 0; }
 62   bool is_interface   () const         { return (_flags & JVM_ACC_INTERFACE   ) != 0; }
 63   bool is_abstract    () const         { return (_flags & JVM_ACC_ABSTRACT    ) != 0; }
 64   bool is_strictfp    () const         { return (_flags & JVM_ACC_STRICT      ) != 0; }

 65 
 66   // Attribute flags
 67   bool is_synthetic   () const         { return (_flags & JVM_ACC_SYNTHETIC   ) != 0; }
 68 
 69   // get as integral value
 70   u2 as_unsigned_short() const         { return _flags; }
 71 
 72   void set_flags(u2 flags)            { _flags = flags; }
 73 
 74  private:
 75   friend class InstanceKlass;
 76   friend class ClassFileParser;
 77   // the functions below should only be called on the _access_flags inst var directly,
 78   // otherwise they are just changing a copy of the flags
 79 
 80   // attribute flags
 81   void set_is_synthetic()              { _flags |= JVM_ACC_SYNTHETIC; }
 82 
 83  public:
 84   inline friend AccessFlags accessFlags_from(u2 flags);

 33 // AccessFlags is an abstraction over Java ACC flags.
 34 // See generated file classfile_constants.h for shared JVM_ACC_XXX access flags
 35 
 36 class outputStream;
 37 
 38 class AccessFlags {
 39   friend class VMStructs;
 40  private:
 41   u2 _flags;
 42 
 43  public:
 44   AccessFlags() : _flags(0) {}
 45   explicit AccessFlags(u2 flags) : _flags(flags) {}
 46 
 47   // Java access flags
 48   bool is_public      () const         { return (_flags & JVM_ACC_PUBLIC      ) != 0; }
 49   bool is_private     () const         { return (_flags & JVM_ACC_PRIVATE     ) != 0; }
 50   bool is_protected   () const         { return (_flags & JVM_ACC_PROTECTED   ) != 0; }
 51   bool is_static      () const         { return (_flags & JVM_ACC_STATIC      ) != 0; }
 52   bool is_final       () const         { return (_flags & JVM_ACC_FINAL       ) != 0; }
 53   bool is_strict      () const         { return (_flags & JVM_ACC_STRICT_INIT ) != 0; }
 54   bool is_synchronized() const         { return (_flags & JVM_ACC_SYNCHRONIZED) != 0; }

 55   bool is_volatile    () const         { return (_flags & JVM_ACC_VOLATILE    ) != 0; }
 56   bool is_bridge      () const         { return (_flags & JVM_ACC_BRIDGE      ) != 0; }
 57   bool is_transient   () const         { return (_flags & JVM_ACC_TRANSIENT   ) != 0; }
 58   bool is_varargs     () const         { return (_flags & JVM_ACC_VARARGS     ) != 0; }
 59   bool is_native      () const         { return (_flags & JVM_ACC_NATIVE      ) != 0; }
 60   bool is_enum        () const         { return (_flags & JVM_ACC_ENUM        ) != 0; }
 61   bool is_annotation  () const         { return (_flags & JVM_ACC_ANNOTATION  ) != 0; }
 62   bool is_interface   () const         { return (_flags & JVM_ACC_INTERFACE   ) != 0; }
 63   bool is_abstract    () const         { return (_flags & JVM_ACC_ABSTRACT    ) != 0; }
 64   bool is_strictfp    () const         { return (_flags & JVM_ACC_STRICT      ) != 0; }
 65   bool is_identity_class  () const     { return (_flags & JVM_ACC_IDENTITY    ) != 0; }
 66 
 67   // Attribute flags
 68   bool is_synthetic   () const         { return (_flags & JVM_ACC_SYNTHETIC   ) != 0; }
 69 
 70   // get as integral value
 71   u2 as_unsigned_short() const         { return _flags; }
 72 
 73   void set_flags(u2 flags)            { _flags = flags; }
 74 
 75  private:
 76   friend class InstanceKlass;
 77   friend class ClassFileParser;
 78   // the functions below should only be called on the _access_flags inst var directly,
 79   // otherwise they are just changing a copy of the flags
 80 
 81   // attribute flags
 82   void set_is_synthetic()              { _flags |= JVM_ACC_SYNTHETIC; }
 83 
 84  public:
 85   inline friend AccessFlags accessFlags_from(u2 flags);
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