92
93 void next() { _index--; }
94 Method* method() const { return methods()->at(index()); }
95 };
96
97
98 // A FieldStream streams over all fields in a class, superclasses and (super)interfaces.
99 // Streaming is done in reverse order (subclasses first, fields in reverse order)
100 // Usage:
101 //
102 // for (FieldStream st(k, false, false); !st.eos(); st.next()) {
103 // Symbol* field_name = st.name();
104 // ...
105 // }
106
107
108 class FieldStream : public KlassStream {
109 private:
110 int length() const { return _klass->java_fields_count(); }
111
112 public:
113 FieldStream(instanceKlassHandle klass, bool local_only, bool classes_only)
114 : KlassStream(klass, local_only, classes_only) {
115 _index = length();
116 next();
117 }
118
119 void next() { _index -= 1; }
120
121 // Accessors for current field
122 AccessFlags access_flags() const {
123 AccessFlags flags;
124 flags.set_flags(_klass->field_access_flags(_index));
125 return flags;
126 }
127 Symbol* name() const {
128 return _klass->field_name(_index);
129 }
130 Symbol* signature() const {
131 return _klass->field_signature(_index);
132 }
133 // missing: initval()
134 int offset() const {
135 return _klass->field_offset( index() );
136 }
137 };
138
139 class FilteredField : public CHeapObj<mtInternal> {
140 private:
141 Klass* _klass;
142 int _field_offset;
143
144 public:
145 FilteredField(Klass* klass, int field_offset) {
146 _klass = klass;
147 _field_offset = field_offset;
148 }
149 Klass* klass() { return _klass; }
150 int field_offset() { return _field_offset; }
151 };
152
153 class FilteredFieldsMap : AllStatic {
154 private:
155 static GrowableArray<FilteredField *> *_filtered_fields;
156 public:
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92
93 void next() { _index--; }
94 Method* method() const { return methods()->at(index()); }
95 };
96
97
98 // A FieldStream streams over all fields in a class, superclasses and (super)interfaces.
99 // Streaming is done in reverse order (subclasses first, fields in reverse order)
100 // Usage:
101 //
102 // for (FieldStream st(k, false, false); !st.eos(); st.next()) {
103 // Symbol* field_name = st.name();
104 // ...
105 // }
106
107
108 class FieldStream : public KlassStream {
109 private:
110 int length() const { return _klass->java_fields_count(); }
111
112 fieldDescriptor _fd_buf;
113
114 public:
115 FieldStream(instanceKlassHandle klass, bool local_only, bool classes_only)
116 : KlassStream(klass, local_only, classes_only) {
117 _index = length();
118 next();
119 }
120
121 void next() { _index -= 1; }
122
123 // Accessors for current field
124 AccessFlags access_flags() const {
125 AccessFlags flags;
126 flags.set_flags(_klass->field_access_flags(_index));
127 return flags;
128 }
129 Symbol* name() const {
130 return _klass->field_name(_index);
131 }
132 Symbol* signature() const {
133 return _klass->field_signature(_index);
134 }
135 // missing: initval()
136 int offset() const {
137 return _klass->field_offset( index() );
138 }
139 // bridge to a heavier API:
140 fieldDescriptor& field_descriptor() const {
141 fieldDescriptor& field = const_cast<fieldDescriptor&>(_fd_buf);
142 field.reinitialize(_klass(), _index);
143 return field;
144 }
145 };
146
147 class FilteredField : public CHeapObj<mtInternal> {
148 private:
149 Klass* _klass;
150 int _field_offset;
151
152 public:
153 FilteredField(Klass* klass, int field_offset) {
154 _klass = klass;
155 _field_offset = field_offset;
156 }
157 Klass* klass() { return _klass; }
158 int field_offset() { return _field_offset; }
159 };
160
161 class FilteredFieldsMap : AllStatic {
162 private:
163 static GrowableArray<FilteredField *> *_filtered_fields;
164 public:
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