+++ /dev/null
-#ifndef CEPH_JSON_H
-#define CEPH_JSON_H
-
-#include <include/types.h>
-
-#ifdef _ASSERT_H
-#define NEED_ASSERT_H
-#pragma push_macro("_ASSERT_H")
-#endif
-
-#include "json_spirit/json_spirit.h"
-#undef _ASSERT_H
-
-#ifdef NEED_ASSERT_H
-#pragma pop_macro("_ASSERT_H")
-#endif
-
-#include "Formatter.h"
-
-using namespace json_spirit;
-
-
-class JSONObj;
-
-class JSONObjIter {
- typedef map<string, JSONObj *>::iterator map_iter_t;
- map_iter_t cur;
- map_iter_t last;
-
-public:
- JSONObjIter();
- ~JSONObjIter();
- void set(const JSONObjIter::map_iter_t &_cur, const JSONObjIter::map_iter_t &_end);
-
- void operator++();
- JSONObj *operator*();
-
- bool end() const {
- return (cur == last);
- }
-};
-
-class JSONObj
-{
- JSONObj *parent;
-protected:
- string name; // corresponds to obj_type in XMLObj
- Value data;
- string data_string;
- multimap<string, JSONObj *> children;
- map<string, string> attr_map;
- void handle_value(Value v);
-
-public:
-
- JSONObj() : parent(NULL){}
-
- virtual ~JSONObj();
-
- void init(JSONObj *p, Value v, string n);
-
- string& get_name() { return name; }
- string& get_data() { return data_string; }
- bool get_data(const string& key, string *dest);
- JSONObj *get_parent();
- void add_child(string el, JSONObj *child);
- bool get_attr(string name, string& attr);
- JSONObjIter find(const string& name);
- JSONObjIter find_first();
- JSONObjIter find_first(const string& name);
- JSONObj *find_obj(const string& name);
-
- friend ostream& operator<<(ostream &out,
- const JSONObj &obj); // does not work, FIXME
-
- bool is_array();
- bool is_object();
- vector<string> get_array_elements();
-};
-
-class JSONParser : public JSONObj
-{
- int buf_len;
- string json_buffer;
- bool success;
-public:
- JSONParser();
- ~JSONParser() override;
- void handle_data(const char *s, int len);
-
- bool parse(const char *buf_, int len);
- bool parse(int len);
- bool parse();
- bool parse(const char *file_name);
-
- const char *get_json() { return json_buffer.c_str(); }
- void set_failure() { success = false; }
-};
-
-
-class JSONDecoder {
-public:
- struct err {
- string message;
-
- err(const string& m) : message(m) {}
- };
-
- JSONParser parser;
-
- JSONDecoder(bufferlist& bl) {
- if (!parser.parse(bl.c_str(), bl.length())) {
- cout << "JSONDecoder::err()" << std::endl;
- throw JSONDecoder::err("failed to parse JSON input");
- }
- }
-
- template<class T>
- static bool decode_json(const char *name, T& val, JSONObj *obj, bool mandatory = false);
-
- template<class C>
- static bool decode_json(const char *name, C& container, void (*cb)(C&, JSONObj *obj), JSONObj *obj, bool mandatory = false);
-
- template<class T>
- static void decode_json(const char *name, T& val, T& default_val, JSONObj *obj);
-};
-
-template<class T>
-void decode_json_obj(T& val, JSONObj *obj)
-{
- val.decode_json(obj);
-}
-
-static inline void decode_json_obj(string& val, JSONObj *obj)
-{
- val = obj->get_data();
-}
-
-void decode_json_obj(unsigned long long& val, JSONObj *obj);
-void decode_json_obj(long long& val, JSONObj *obj);
-void decode_json_obj(unsigned long& val, JSONObj *obj);
-void decode_json_obj(long& val, JSONObj *obj);
-void decode_json_obj(unsigned& val, JSONObj *obj);
-void decode_json_obj(int& val, JSONObj *obj);
-void decode_json_obj(bool& val, JSONObj *obj);
-void decode_json_obj(bufferlist& val, JSONObj *obj);
-class utime_t;
-void decode_json_obj(utime_t& val, JSONObj *obj);
-
-template<class T>
-void decode_json_obj(list<T>& l, JSONObj *obj)
-{
- l.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- T val;
- JSONObj *o = *iter;
- decode_json_obj(val, o);
- l.push_back(val);
- }
-}
-
-template<class T>
-void decode_json_obj(deque<T>& l, JSONObj *obj)
-{
- l.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- T val;
- JSONObj *o = *iter;
- decode_json_obj(val, o);
- l.push_back(val);
- }
-}
-
-template<class T>
-void decode_json_obj(set<T>& l, JSONObj *obj)
-{
- l.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- T val;
- JSONObj *o = *iter;
- decode_json_obj(val, o);
- l.insert(val);
- }
-}
-
-template<class T>
-void decode_json_obj(vector<T>& l, JSONObj *obj)
-{
- l.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- T val;
- JSONObj *o = *iter;
- decode_json_obj(val, o);
- l.push_back(val);
- }
-}
-
-template<class K, class V, class C = std::less<K> >
-void decode_json_obj(map<K, V, C>& m, JSONObj *obj)
-{
- m.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- K key;
- V val;
- JSONObj *o = *iter;
- JSONDecoder::decode_json("key", key, o);
- JSONDecoder::decode_json("val", val, o);
- m[key] = val;
- }
-}
-
-template<class K, class V>
-void decode_json_obj(multimap<K, V>& m, JSONObj *obj)
-{
- m.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- K key;
- V val;
- JSONObj *o = *iter;
- JSONDecoder::decode_json("key", key, o);
- JSONDecoder::decode_json("val", val, o);
- m.insert(make_pair(key, val));
- }
-}
-
-template<class C>
-void decode_json_obj(C& container, void (*cb)(C&, JSONObj *obj), JSONObj *obj)
-{
- container.clear();
-
- JSONObjIter iter = obj->find_first();
-
- for (; !iter.end(); ++iter) {
- JSONObj *o = *iter;
- cb(container, o);
- }
-}
-
-template<class T>
-bool JSONDecoder::decode_json(const char *name, T& val, JSONObj *obj, bool mandatory)
-{
- JSONObjIter iter = obj->find_first(name);
- if (iter.end()) {
- if (mandatory) {
- string s = "missing mandatory field " + string(name);
- throw err(s);
- }
- val = T();
- return false;
- }
-
- try {
- decode_json_obj(val, *iter);
- } catch (err& e) {
- string s = string(name) + ": ";
- s.append(e.message);
- throw err(s);
- }
-
- return true;
-}
-
-template<class C>
-bool JSONDecoder::decode_json(const char *name, C& container, void (*cb)(C&, JSONObj *), JSONObj *obj, bool mandatory)
-{
- container.clear();
-
- JSONObjIter iter = obj->find_first(name);
- if (iter.end()) {
- if (mandatory) {
- string s = "missing mandatory field " + string(name);
- throw err(s);
- }
- return false;
- }
-
- try {
- decode_json_obj(container, cb, *iter);
- } catch (err& e) {
- string s = string(name) + ": ";
- s.append(e.message);
- throw err(s);
- }
-
- return true;
-}
-
-template<class T>
-void JSONDecoder::decode_json(const char *name, T& val, T& default_val, JSONObj *obj)
-{
- JSONObjIter iter = obj->find_first(name);
- if (iter.end()) {
- val = default_val;
- return;
- }
-
- try {
- decode_json_obj(val, *iter);
- } catch (err& e) {
- val = default_val;
- string s = string(name) + ": ";
- s.append(e.message);
- throw err(s);
- }
-}
-
-template<class T>
-static void encode_json(const char *name, const T& val, ceph::Formatter *f)
-{
- f->open_object_section(name);
- val.dump(f);
- f->close_section();
-}
-
-class utime_t;
-
-void encode_json(const char *name, const string& val, ceph::Formatter *f);
-void encode_json(const char *name, const char *val, ceph::Formatter *f);
-void encode_json(const char *name, bool val, ceph::Formatter *f);
-void encode_json(const char *name, int val, ceph::Formatter *f);
-void encode_json(const char *name, unsigned val, ceph::Formatter *f);
-void encode_json(const char *name, long val, ceph::Formatter *f);
-void encode_json(const char *name, unsigned long val, ceph::Formatter *f);
-void encode_json(const char *name, long long val, ceph::Formatter *f);
-void encode_json(const char *name, const utime_t& val, ceph::Formatter *f);
-void encode_json(const char *name, const bufferlist& bl, ceph::Formatter *f);
-void encode_json(const char *name, long long unsigned val, ceph::Formatter *f);
-
-template<class T>
-static void encode_json(const char *name, const std::list<T>& l, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::list<T>::const_iterator iter = l.begin(); iter != l.end(); ++iter) {
- encode_json("obj", *iter, f);
- }
- f->close_section();
-}
-template<class T>
-static void encode_json(const char *name, const std::deque<T>& l, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::deque<T>::const_iterator iter = l.begin(); iter != l.end(); ++iter) {
- encode_json("obj", *iter, f);
- }
- f->close_section();
-}template<class T>
-static void encode_json(const char *name, const std::set<T>& l, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::set<T>::const_iterator iter = l.begin(); iter != l.end(); ++iter) {
- encode_json("obj", *iter, f);
- }
- f->close_section();
-}
-
-template<class T>
-static void encode_json(const char *name, const std::vector<T>& l, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::vector<T>::const_iterator iter = l.begin(); iter != l.end(); ++iter) {
- encode_json("obj", *iter, f);
- }
- f->close_section();
-}
-
-template<class K, class V, class C = std::less<K> >
-static void encode_json(const char *name, const std::map<K, V, C>& m, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::map<K, V, C>::const_iterator i = m.begin(); i != m.end(); ++i) {
- f->open_object_section("entry");
- encode_json("key", i->first, f);
- encode_json("val", i->second, f);
- f->close_section();
- }
- f->close_section();
-}
-
-template<class K, class V>
-static void encode_json(const char *name, const std::multimap<K, V>& m, ceph::Formatter *f)
-{
- f->open_array_section(name);
- for (typename std::multimap<K, V>::const_iterator i = m.begin(); i != m.end(); ++i) {
- f->open_object_section("entry");
- encode_json("key", i->first, f);
- encode_json("val", i->second, f);
- f->close_section();
- }
- f->close_section();
-}
-template<class K, class V>
-void encode_json_map(const char *name, const map<K, V>& m, ceph::Formatter *f)
-{
- f->open_array_section(name);
- typename map<K,V>::const_iterator iter;
- for (iter = m.begin(); iter != m.end(); ++iter) {
- encode_json("obj", iter->second, f);
- }
- f->close_section();
-}
-
-
-template<class K, class V>
-void encode_json_map(const char *name, const char *index_name,
- const char *object_name, const char *value_name,
- void (*cb)(const char *, const V&, ceph::Formatter *, void *), void *parent,
- const map<K, V>& m, ceph::Formatter *f)
-{
- f->open_array_section(name);
- typename map<K,V>::const_iterator iter;
- for (iter = m.begin(); iter != m.end(); ++iter) {
- if (index_name) {
- f->open_object_section("key_value");
- f->dump_string(index_name, iter->first);
- }
-
- if (object_name) {
- f->open_object_section(object_name);
- }
-
- if (cb) {
- cb(value_name, iter->second, f, parent);
- } else {
- encode_json(value_name, iter->second, f);
- }
-
- if (object_name) {
- f->close_section();
- }
- if (index_name) {
- f->close_section();
- }
- }
- f->close_section();
-}
-
-template<class K, class V>
-void encode_json_map(const char *name, const char *index_name,
- const char *object_name, const char *value_name,
- const map<K, V>& m, ceph::Formatter *f)
-{
- encode_json_map<K, V>(name, index_name, object_name, value_name, NULL, NULL, m, f);
-}
-
-template<class K, class V>
-void encode_json_map(const char *name, const char *index_name, const char *value_name,
- const map<K, V>& m, ceph::Formatter *f)
-{
- encode_json_map<K, V>(name, index_name, NULL, value_name, NULL, NULL, m, f);
-}
-
-#endif
Code Review / stor4nfv.git / blobdiff