#ifndef KJS_PROPERTY_MAP_H_
#define KJS_PROPERTY_MAP_H_
#include "identifier.h"
#include <wtf/OwnArrayPtr.h>
namespace KJS {
class PropertyNameArray;
class JSObject;
class JSValue;
class SavedProperty;
struct PropertyMapHashTable;
class SavedProperties {
friend class PropertyMap;
public:
SavedProperties();
~SavedProperties();
private:
int _count;
OwnArrayPtr<SavedProperty> _properties;
};
struct PropertyMapHashTableEntry
{
PropertyMapHashTableEntry() : key(0) { }
UString::Rep *key;
JSValue *value;
short attributes;
short globalGetterSetterFlag;
int index;
};
class PropertyMap {
public:
PropertyMap();
~PropertyMap();
void clear();
void put(const Identifier &name, JSValue *value, int attributes, bool roCheck = false);
void remove(const Identifier &name);
JSValue *get(const Identifier &name) const;
JSValue *get(const Identifier &name, unsigned &attributes) const;
JSValue **getLocation(const Identifier &name);
void mark() const;
void getEnumerablePropertyNames(PropertyNameArray&) const;
void getSparseArrayPropertyNames(PropertyNameArray&) const;
void save(SavedProperties &) const;
void restore(const SavedProperties &p);
bool hasGetterSetterProperties() const { return _singleEntry.globalGetterSetterFlag; }
void setHasGetterSetterProperties(bool f) { _singleEntry.globalGetterSetterFlag = f; }
bool containsGettersOrSetters() const;
private:
static bool keysMatch(const UString::Rep *, const UString::Rep *);
void expand();
void rehash();
void rehash(int newTableSize);
void insert(UString::Rep *, JSValue *value, int attributes, int index);
void checkConsistency();
typedef PropertyMapHashTableEntry Entry;
typedef PropertyMapHashTable Table;
Table *_table;
Entry _singleEntry;
};
inline PropertyMap::PropertyMap() : _table(0)
{
_singleEntry.globalGetterSetterFlag = 0;
}
}
#endif // _KJS_PROPERTY_MAP_H_