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#ifndef oo_ObjDictionary_H__
#define oo_ObjDictionary_H__
#include "ObjBase.h"
#include "../Self.h"
#include <string>
#include <typeinfo>
#include <map>
#include <cstdio>
#include <cstdlib>
namespace meow {
/*!
* @brief 純粹把 \c std::map 包起來, 變成繼承自 ObjBase
*
* @author cathook
*/
template<class Key, class Value>
class ObjDictionary: public ObjBase {
private:
struct Myself {
std::map<Key, Value> dictionary_;
Myself() {
}
~Myself() {
}
Myself& copyFrom(Myself const& b) {
dictionary_ = b.dictionary_;
return *this;
}
};
Self<Myself> const self;
public:
ObjDictionary(): self(true) {
}
ObjDictionary(ObjDictionary const& d): self(false) {
self.copyFrom(b.self);
}
ObjDictionary(std::map<Key, Value> const& d): self(true) {
self()->dictionary_ = d;
}
~ObjDictionary() {
}
ObjDictionary& copyFrom(ObjDictionary const& d) {
self().copyFrom(d.self);
return *this;
}
ObjDictionary& referenceFrom(ObjDictionary const& d) {
self().referenceFrom(d.self);
return *this;
}
size_t size() const {
return self->dictionary_.size();
}
bool empty() const {
return self->dictionary_.empty();
}
void clear() {
self()->dictionary_.clear();
}
std::map<Key, Value>::const_iterator end() const {
return self->dictionary_.end();
}
std::map<Key, Value>::iterator end() {
return self()->dictionary_.end();
}
std::map<Key, Value>::const_iterator find(Key const& k) const {
return self->dictionary_.find(k);
}
std::map<Key, Value>::iterator find(Key const& k) {
return self()->dictionary_.find(k);
}
bool exist(Key const& k) const {
return (find() != end());
}
void insert(Key const& k, Value const& v) {
self->dictionary_.insert(std::pair<Key, Value>(k, v));
}
ObjDictionary& operator=(ObjDictionary const& a) {
return copyFrom(a);
}
Value& operator[](Key const& k) {
return self()->dictionary_[k];
}
bool write(FILE* f, bool bin, unsigned int fg) const {
size_t sz = size();
if (bin) {
if (fwrite(&sz, sizeof(size_t), 1, f) < 1) return false;
}
else {
if (fprintf(f, "%lu\n", sz) < 1) return false;
}
for (std::map<Key, Value>::const_iterator
it = self->dictionary_.begin(); it != self->dictionary_.end(); ++it) {
if (it->first .write(f, bin, fg) == false) return false;
if (it->second.write(f, bin, fg) == false) return false;
}
return true;
}
bool read(FILE* f, bool bin, unsigned int fg) {
size_t sz;
if (bin) {
if (fread(&sz, sizeof(size_t), 1, f) < 1) return false;
}
else {
if (fscanf(f, "%lu\n", &sz) < 0) return false;
}
for (size_t i = 0; i < sz; i++) {
Key k;
Value v;
if (k.read(f, bin, fg) == false) return false;
if (v.read(f, bin, fg) == false) return false;
insert(k, v);
}
return true;
}
ObjBase* create() const {
return new ObjDictionary();
}
ObjBase* copyFrom(ObjBase const* b) {
return &(copyFrom(*(ObjDictionary*)b));
}
char const* ctype() const {
return typeid(*this).name();
}
std::string type() const {
return std::string(ctype());
}
};
}
#endif // oo_ObjDictionary_H__
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