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authorPetr Mrázek <peterix@gmail.com>2013-11-04 02:53:05 +0100
committerPetr Mrázek <peterix@gmail.com>2013-11-04 02:53:05 +0100
commitbb7e8985f6d189de0acac6a1c3033cb16378c1fb (patch)
tree7c2e88c7184a7f5acf5e7a03be5c5f0bf6904113 /depends/classparser/src/annotations.h
parentd6e4fb29713d6ce55b092c0e22412f6121e7f516 (diff)
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Reformat and (slightly) decruft all the things.
Diffstat (limited to 'depends/classparser/src/annotations.h')
-rw-r--r--depends/classparser/src/annotations.h487
1 files changed, 256 insertions, 231 deletions
diff --git a/depends/classparser/src/annotations.h b/depends/classparser/src/annotations.h
index b115dc0b..aa25d241 100644
--- a/depends/classparser/src/annotations.h
+++ b/depends/classparser/src/annotations.h
@@ -5,248 +5,273 @@
namespace java
{
- enum element_value_type : uint8_t
- {
- INVALID = 0,
- STRING = 's',
- ENUM_CONSTANT = 'e',
- CLASS = 'c',
- ANNOTATION = '@',
- ARRAY = '[', // one array dimension
- PRIMITIVE_INT = 'I', // integer
- PRIMITIVE_BYTE = 'B', // signed byte
- PRIMITIVE_CHAR = 'C', // Unicode character code point in the Basic Multilingual Plane, encoded with UTF-16
- PRIMITIVE_DOUBLE = 'D', // double-precision floating-point value
- PRIMITIVE_FLOAT = 'F', // single-precision floating-point value
- PRIMITIVE_LONG = 'J', // long integer
- PRIMITIVE_SHORT = 'S', // signed short
- PRIMITIVE_BOOLEAN = 'Z' // true or false
- };
+enum element_value_type : uint8_t
+{
+ INVALID = 0,
+ STRING = 's',
+ ENUM_CONSTANT = 'e',
+ CLASS = 'c',
+ ANNOTATION = '@',
+ ARRAY = '[', // one array dimension
+ PRIMITIVE_INT = 'I', // integer
+ PRIMITIVE_BYTE = 'B', // signed byte
+ PRIMITIVE_CHAR = 'C', // Unicode character code point in the Basic Multilingual Plane,
+ // encoded with UTF-16
+ PRIMITIVE_DOUBLE = 'D', // double-precision floating-point value
+ PRIMITIVE_FLOAT = 'F', // single-precision floating-point value
+ PRIMITIVE_LONG = 'J', // long integer
+ PRIMITIVE_SHORT = 'S', // signed short
+ PRIMITIVE_BOOLEAN = 'Z' // true or false
+};
+/**
+ * The element_value structure is a discriminated union representing the value of an
+ *element-value pair.
+ * It is used to represent element values in all attributes that describe annotations
+ * - RuntimeVisibleAnnotations
+ * - RuntimeInvisibleAnnotations
+ * - RuntimeVisibleParameterAnnotations
+ * - RuntimeInvisibleParameterAnnotations).
+ *
+ * The element_value structure has the following format:
+ */
+class element_value
+{
+protected:
+ element_value_type type;
+ constant_pool &pool;
+
+public:
+ element_value(element_value_type type, constant_pool &pool) : type(type), pool(pool) {};
+
+ element_value_type getElementValueType()
+ {
+ return type;
+ }
+
+ virtual std::string toString() = 0;
+
+ static element_value *readElementValue(util::membuffer &input, constant_pool &pool);
+};
+
+/**
+ * Each value of the annotations table represents a single runtime-visible annotation on a
+ * program element.
+ * The annotation structure has the following format:
+ */
+class annotation
+{
+public:
+ typedef std::vector<std::pair<uint16_t, element_value *>> value_list;
+
+protected:
/**
- * The element_value structure is a discriminated union representing the value of an element-value pair.
- * It is used to represent element values in all attributes that describe annotations
- * - RuntimeVisibleAnnotations
- * - RuntimeInvisibleAnnotations
- * - RuntimeVisibleParameterAnnotations
- * - RuntimeInvisibleParameterAnnotations).
+ * The value of the type_index item must be a valid index into the constant_pool table.
+ * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
+ * representing a field descriptor representing the annotation type corresponding
+ * to the annotation represented by this annotation structure.
+ */
+ uint16_t type_index;
+ /**
+ * map between element_name_index and value.
*
- * The element_value structure has the following format:
+ * The value of the element_name_index item must be a valid index into the constant_pool
+ *table.
+ * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
+ *representing
+ * a valid field descriptor (§4.3.2) that denotes the name of the annotation type element
+ *represented
+ * by this element_value_pairs entry.
*/
- class element_value
- {
- protected:
- element_value_type type;
- constant_pool & pool;
-
- public:
- element_value(element_value_type type, constant_pool & pool): type(type), pool(pool) {};
+ value_list name_val_pairs;
+ /**
+ * Reference to the parent constant pool
+ */
+ constant_pool &pool;
- element_value_type getElementValueType()
+public:
+ annotation(uint16_t type_index, constant_pool &pool)
+ : type_index(type_index), pool(pool) {};
+ ~annotation()
+ {
+ for (unsigned i = 0; i < name_val_pairs.size(); i++)
{
- return type;
+ delete name_val_pairs[i].second;
}
-
- virtual std::string toString() = 0;
+ }
+ void add_pair(uint16_t key, element_value *value)
+ {
+ name_val_pairs.push_back(std::make_pair(key, value));
+ }
+ ;
+ value_list::const_iterator begin()
+ {
+ return name_val_pairs.cbegin();
+ }
+ value_list::const_iterator end()
+ {
+ return name_val_pairs.cend();
+ }
+ std::string toString();
+ static annotation *read(util::membuffer &input, constant_pool &pool);
+};
+typedef std::vector<annotation *> annotation_table;
+
+/// type for simple value annotation elements
+class element_value_simple : public element_value
+{
+protected:
+ /// index of the constant in the constant pool
+ uint16_t index;
- static element_value * readElementValue(util::membuffer & input, constant_pool & pool);
- };
-
+public:
+ element_value_simple(element_value_type type, uint16_t index, constant_pool &pool)
+ : element_value(type, pool), index(index) {
+ // TODO: verify consistency
+ };
+ uint16_t getIndex()
+ {
+ return index;
+ }
+ virtual std::string toString()
+ {
+ return pool[index].toString();
+ }
+ ;
+};
+/// The enum_const_value item is used if the tag item is 'e'.
+class element_value_enum : public element_value
+{
+protected:
/**
- * Each value of the annotations table represents a single runtime-visible annotation on a program element.
- * The annotation structure has the following format:
+ * The value of the type_name_index item must be a valid index into the constant_pool table.
+ * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
+ * representing a valid field descriptor (§4.3.2) that denotes the internal form of the
+ * binary
+ * name (§4.2.1) of the type of the enum constant represented by this element_value
+ * structure.
*/
- class annotation
- {
- public:
- typedef std::vector< std::pair<uint16_t, element_value * > > value_list;
- protected:
- /**
- * The value of the type_index item must be a valid index into the constant_pool table.
- * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
- * representing a field descriptor representing the annotation type corresponding
- * to the annotation represented by this annotation structure.
- */
- uint16_t type_index;
- /**
- * map between element_name_index and value.
- *
- * The value of the element_name_index item must be a valid index into the constant_pool table.
- * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure representing
- * a valid field descriptor (§4.3.2) that denotes the name of the annotation type element represented
- * by this element_value_pairs entry.
- */
- value_list name_val_pairs;
- /**
- * Reference to the parent constant pool
- */
- constant_pool & pool;
- public:
- annotation(uint16_t type_index, constant_pool& pool):type_index(type_index), pool(pool) {};
- ~annotation()
- {
- for(unsigned i = 0 ; i < name_val_pairs.size(); i++)
- {
- delete name_val_pairs[i].second;
- }
- }
- void add_pair(uint16_t key, element_value * value)
- {
- name_val_pairs.push_back(std::make_pair(key, value));
- };
- value_list::const_iterator begin()
- {
- return name_val_pairs.cbegin();
- }
- value_list::const_iterator end()
- {
- return name_val_pairs.cend();
- }
- std::string toString();
- static annotation * read(util::membuffer & input, constant_pool & pool);
- };
- typedef std::vector<annotation *> annotation_table;
-
-
- /// type for simple value annotation elements
- class element_value_simple : public element_value
- {
- protected:
- /// index of the constant in the constant pool
- uint16_t index;
- public:
- element_value_simple(element_value_type type, uint16_t index , constant_pool& pool):
- element_value(type, pool), index(index)
- {
- // TODO: verify consistency
- };
- uint16_t getIndex()
- {
- return index;
- }
- virtual std::string toString()
- {
- return pool[index].toString();
- };
- };
- /// The enum_const_value item is used if the tag item is 'e'.
- class element_value_enum : public element_value
- {
- protected:
- /**
- * The value of the type_name_index item must be a valid index into the constant_pool table.
- * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
- * representing a valid field descriptor (§4.3.2) that denotes the internal form of the binary
- * name (§4.2.1) of the type of the enum constant represented by this element_value structure.
- */
- uint16_t typeIndex;
- /**
- * The value of the const_name_index item must be a valid index into the constant_pool table.
- * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
- * representing the simple name of the enum constant represented by this element_value structure.
- */
- uint16_t valueIndex;
- public:
- element_value_enum(element_value_type type, uint16_t typeIndex, uint16_t valueIndex, constant_pool& pool):
- element_value(type, pool), typeIndex(typeIndex), valueIndex(valueIndex)
- {
- // TODO: verify consistency
- }
- uint16_t getValueIndex()
- {
- return valueIndex;
- }
- uint16_t getTypeIndex()
- {
- return typeIndex;
- }
- virtual std::string toString()
- {
- return "enum value";
- };
- };
-
- class element_value_class : public element_value
- {
- protected:
- /**
- * The class_info_index item must be a valid index into the constant_pool table.
- * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
- * representing the return descriptor (§4.3.3) of the type that is reified by the class
- * represented by this element_value structure.
- *
- * For example, 'V' for Void.class, 'Ljava/lang/Object;' for Object, etc.
- *
- * Or in plain english, you can store type information in annotations. Yay.
- */
- uint16_t classIndex;
- public:
- element_value_class(element_value_type type, uint16_t classIndex, constant_pool& pool):
- element_value(type, pool), classIndex(classIndex)
- {
- // TODO: verify consistency
- }
- uint16_t getIndex()
- {
- return classIndex;
- }
- virtual std::string toString()
- {
- return "class";
- };
- };
-
- /// nested annotations... yay
- class element_value_annotation : public element_value
- {
- private:
- annotation * nestedAnnotation;
- public:
- element_value_annotation(element_value_type type, annotation * nestedAnnotation, constant_pool& pool):
- element_value(type, pool), nestedAnnotation(nestedAnnotation)
- {};
- ~element_value_annotation()
- {
- if(nestedAnnotation)
- {
- delete nestedAnnotation;
- nestedAnnotation = nullptr;
- }
- }
- virtual std::string toString()
- {
- return "nested annotation";
- };
- };
-
- /// and arrays!
- class element_value_array : public element_value
- {
- public:
- typedef std::vector <element_value *> elem_vec;
- protected:
- elem_vec values;
- public:
- element_value_array ( element_value_type type, std::vector <element_value *>& values, constant_pool& pool ):
- element_value(type, pool), values(values)
- {};
- ~element_value_array ()
- {
- for(unsigned i = 0; i < values.size();i++)
- {
- delete values[i];
- }
- };
- elem_vec::const_iterator begin()
+ uint16_t typeIndex;
+ /**
+ * The value of the const_name_index item must be a valid index into the constant_pool
+ * table.
+ * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
+ * representing the simple name of the enum constant represented by this element_value
+ * structure.
+ */
+ uint16_t valueIndex;
+
+public:
+ element_value_enum(element_value_type type, uint16_t typeIndex, uint16_t valueIndex,
+ constant_pool &pool)
+ : element_value(type, pool), typeIndex(typeIndex), valueIndex(valueIndex)
+ {
+ // TODO: verify consistency
+ }
+ uint16_t getValueIndex()
+ {
+ return valueIndex;
+ }
+ uint16_t getTypeIndex()
+ {
+ return typeIndex;
+ }
+ virtual std::string toString()
+ {
+ return "enum value";
+ }
+ ;
+};
+
+class element_value_class : public element_value
+{
+protected:
+ /**
+ * The class_info_index item must be a valid index into the constant_pool table.
+ * The constant_pool entry at that index must be a CONSTANT_Utf8_info (§4.4.7) structure
+ * representing the return descriptor (§4.3.3) of the type that is reified by the class
+ * represented by this element_value structure.
+ *
+ * For example, 'V' for Void.class, 'Ljava/lang/Object;' for Object, etc.
+ *
+ * Or in plain english, you can store type information in annotations. Yay.
+ */
+ uint16_t classIndex;
+
+public:
+ element_value_class(element_value_type type, uint16_t classIndex, constant_pool &pool)
+ : element_value(type, pool), classIndex(classIndex)
+ {
+ // TODO: verify consistency
+ }
+ uint16_t getIndex()
+ {
+ return classIndex;
+ }
+ virtual std::string toString()
+ {
+ return "class";
+ }
+ ;
+};
+
+/// nested annotations... yay
+class element_value_annotation : public element_value
+{
+private:
+ annotation *nestedAnnotation;
+
+public:
+ element_value_annotation(element_value_type type, annotation *nestedAnnotation,
+ constant_pool &pool)
+ : element_value(type, pool), nestedAnnotation(nestedAnnotation) {};
+ ~element_value_annotation()
+ {
+ if (nestedAnnotation)
{
- return values.cbegin();
+ delete nestedAnnotation;
+ nestedAnnotation = nullptr;
}
- elem_vec::const_iterator end()
+ }
+ virtual std::string toString()
+ {
+ return "nested annotation";
+ }
+ ;
+};
+
+/// and arrays!
+class element_value_array : public element_value
+{
+public:
+ typedef std::vector<element_value *> elem_vec;
+
+protected:
+ elem_vec values;
+
+public:
+ element_value_array(element_value_type type, std::vector<element_value *> &values,
+ constant_pool &pool)
+ : element_value(type, pool), values(values) {};
+ ~element_value_array()
+ {
+ for (unsigned i = 0; i < values.size(); i++)
{
- return values.cend();
+ delete values[i];
}
- virtual std::string toString()
- {
- return "array";
- };
- };
+ }
+ ;
+ elem_vec::const_iterator begin()
+ {
+ return values.cbegin();
+ }
+ elem_vec::const_iterator end()
+ {
+ return values.cend();
+ }
+ virtual std::string toString()
+ {
+ return "array";
+ }
+ ;
+};
} \ No newline at end of file