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https://gitee.com/acl-dev/acl.git
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1294 lines
25 KiB
C++
1294 lines
25 KiB
C++
/**
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* Copyright (C) 2015-2018
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* All rights reserved.
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*
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* AUTHOR(S)
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* E-mail: "fuwangqini" niukey@qq.com
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* 2017.5.13 fixed one bug by "lindawei" <672496008@qq.com>
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*
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* VERSION
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* Sat 08 Oct 2016 09:07:14 PM CST
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*/
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#pragma once
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#include "../acl_cpp_define.hpp"
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#include "../stdlib/string.hpp"
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#include "../stdlib/json.hpp"
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#include "../stdlib/string.hpp"
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#include <set>
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namespace acl
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{
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///////////////////////////////////type_traits////////////////////////////////
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struct true_type
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{
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static const bool value = true;
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};
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struct false_type
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{
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static const bool value = false;
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};
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template<class T>
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struct remove_const
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{
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typedef T type;
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};
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template<class T>
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struct remove_const<const T>
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{
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typedef T type;
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};
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template<class T>
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struct remove_volatile
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{
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typedef T type;
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};
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template<class T>
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struct remove_volatile<volatile T>
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{
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typedef T type;
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};
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template<class T>
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struct remove_cv
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{
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typedef typename remove_const
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<typename remove_volatile<T>::type>::type type;
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};
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//remove_pointer
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template<class T>
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struct remove_pointer
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{
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typedef T type;
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};
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template<class T>
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struct remove_pointer<T *>
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{
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typedef T type;
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};
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template<class T>
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struct remove_pointer<T *const>
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{
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typedef T type;
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};
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template<class T>
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struct remove_pointer<T *volatile>
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{
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typedef T type;
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};
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template<class T>
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struct remove_pointer<T *const volatile>
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{
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typedef T type;
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};
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template<bool ,
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class T = void>
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struct enable_if
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{
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};
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template<class T>
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struct enable_if<true, T>
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{
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typedef T type;
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};
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//_Is_number
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template<class T>
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struct _Is_number : false_type
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{
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};
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template<>
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struct _Is_number<unsigned short> : true_type
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{
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};
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template<>
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struct _Is_number<signed short> : true_type
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{
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};
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template<>
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struct _Is_number<unsigned int> : true_type
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{
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};
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template<>
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struct _Is_number<signed int> : true_type
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{
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};
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template<>
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struct _Is_number<unsigned long> : true_type
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{
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};
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template<>
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struct _Is_number<signed long> : true_type
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{
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};
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template<>
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struct _Is_number<long long> : true_type
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{
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};
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template<>
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struct _Is_number<unsigned long long> : true_type
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{
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};
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#if 0
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template<>
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struct _Is_number<size_t> : true_type
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{
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};
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template<>
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struct _Is_number<ssize_t> : true_type
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{
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};
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#endif
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template<class T>
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struct is_number : _Is_number<typename remove_cv<T>::type>
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{
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};
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//string
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template<class T>
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struct _Is_string : false_type
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{
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};
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template<>
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struct _Is_string<std::string> : true_type
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{
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};
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template<>
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struct _Is_string<acl::string> : true_type
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{
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};
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template<class T>
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struct is_string : _Is_string<typename remove_cv<T>::type>
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{
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};
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//double
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template<class T>
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struct _Is_double : false_type
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{
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};
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template<>
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struct _Is_double<float> : true_type
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{
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};
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template<>
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struct _Is_double<double> : true_type
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{
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};
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template<>
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struct _Is_double<long double> : true_type
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{
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};
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template <class T>
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struct is_double : _Is_double<typename remove_const<T>::type>
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{
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};
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//char ptr. c string in cpp
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template<class T>
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struct _Is_char_ptr : false_type
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{
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};
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template<>
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struct _Is_char_ptr<char*> : true_type
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{
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};
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template<class T>
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struct is_char_ptr :_Is_char_ptr<typename remove_cv<T>::type>
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{
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};
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template<class T>
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struct _Is_bool : false_type
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{
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};
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template<>
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struct _Is_bool<bool> : true_type
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{
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};
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template<class T>
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struct is_bool : _Is_bool<typename remove_cv<T>::type>
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{
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};
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template<bool T>
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struct _Is_object :false_type
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{
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};
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template<>
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struct _Is_object<true> : true_type
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{
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};
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template<class T>
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struct is_object : _Is_object<
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!is_string<T>::value &&
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!is_double<T>::value &&
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!is_number<T>::value &&
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!is_bool<T>::value &&
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!is_char_ptr<T>::value>
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{
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};
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template <class T>
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static inline bool check_nullptr(T&)
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{
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return false;
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}
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template<class T>
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static inline bool check_nullptr(T *t)
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{
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if (t == NULL)
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return true;
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return false;
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}
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//acl::string ,std::string
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template<class T>
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typename enable_if<is_string<T>::value, const char *>::type
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static inline get_value(const T &value)
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{
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return value.c_str();
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}
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template<class T>
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typename enable_if<is_string<T>::value, const char *>::type
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static inline get_value(const T *value)
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{
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return value->c_str();
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}
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//char *,const char *
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static inline const char *get_value(const char *value)
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{
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return value;
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}
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//bool
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static inline bool get_value(const bool value)
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{
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return value;
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}
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static inline bool get_value(const bool* value)
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{
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return *value;
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}
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//number
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template <class T>
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typename enable_if<is_number<T>::value, T>::type
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static inline get_value(const T t)
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{
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return t;
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}
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// number pointor -> number
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// eg: int * -> int .
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template <class T>
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typename enable_if<is_number<T>::value, T>::type
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static inline get_value(const T *t)
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{
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return *t;
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}
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template <class T>
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typename enable_if<is_double<T>::value, T>::type
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static inline get_value(const T &t)
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{
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return t;
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}
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template <class T>
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typename enable_if<is_double<T>::value, T>::type
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static inline get_value(const T *t)
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{
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return *t;
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}
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// obj
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template<class T>
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typename enable_if<is_object<T>::value, void>::type
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static inline add_item(acl::json &json, acl::json_node &node, const T &obj)
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{
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if(check_nullptr(obj))
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node.add_array_null();
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else
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node.add_child(gson(json, obj));
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}
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// number
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template<class T>
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typename enable_if<is_number<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T value)
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{
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node.add_array_number(get_value(value));
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}
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template<class T>
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typename enable_if<is_number<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T *value)
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{
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if (check_nullptr(value))
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node.add_array_null();
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else
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node.add_array_number(get_value(value));
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}
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template<class T>
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typename enable_if<is_double<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T value)
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{
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node.add_array_double(get_value(value));
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}
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template<class T>
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typename enable_if<is_double<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T* value)
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{
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if(check_nullptr(value))
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node.add_array_null();
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else
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node.add_array_double(get_value(value));
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}
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//bool
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template<class T>
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typename enable_if<is_bool<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T *value)
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{
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if (check_nullptr(value))
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node.add_array_null();
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else
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node.add_array_bool(get_value(value));
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}
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template<class T>
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typename enable_if<is_bool<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T value)
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{
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node.add_array_bool(get_value(value));
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}
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template<class T>
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typename enable_if<is_string<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T value)
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{
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node.add_array_text(get_value(value));
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}
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template<class T>
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typename enable_if<is_string<T>::value, void>::type
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static inline add_item(acl::json &, acl::json_node &node, T *value)
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{
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if (check_nullptr(value))
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node.add_array_null();
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else
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node.add_array_text(get_value(value));
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}
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static inline void add_item(acl::json &, acl::json_node &node, char *value)
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{
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if (check_nullptr(value))
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node.add_array_null();
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else
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node.add_array_text(value);
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}
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//list
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template<class T>
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static inline acl::json_node &gson(acl::json &json,
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const std::list<T> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::list<T>::const_iterator
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itr = objects.begin(); itr != objects.end(); ++itr)
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{
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add_item(json, node, *itr);
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}
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return node;
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}
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template<class T>
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static inline acl::json_node &gson(acl::json &json,
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const std::list<T> *objects)
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{
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return gson(json, *objects);
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}
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//vector
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template<class T>
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static inline acl::json_node &gson(acl::json &json,
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const std::vector<T> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::vector<T>::const_iterator
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itr = objects.begin(); itr != objects.end(); ++itr)
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{
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add_item(json, node, *itr);
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}
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return node;
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}
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template<class T>
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static inline acl::json_node &gson(acl::json &json,
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const std::vector<T> *objects)
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{
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return gson(json, *objects);
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}
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//set
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template<class T>
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static inline acl::json_node &gson(acl::json &json, const std::set<T> *objects)
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{
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return gson(json, *objects);
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}
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template<class T>
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static inline acl::json_node &gson(acl::json &json,
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const std::set<T> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::set<T>::const_iterator
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itr = objects.begin(); itr != objects.end(); ++itr)
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{
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add_item(json, node, *itr);
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}
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return node;
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}
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//define number map
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template<class K, class V>
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typename enable_if<is_number<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::map<K, V>::const_iterator
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itr = objects.begin(); itr != objects.end(); ++itr)
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{
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const char *tag = get_value(itr->first);
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if (check_nullptr(itr->second))
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node.add_child(json.create_node().add_null(tag));
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else
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node.add_child(json.create_node()
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.add_number(tag, get_value(itr->second)));
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}
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return node;
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}
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//define number map
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template<class K, class V>
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typename enable_if< is_number<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> *objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::map<K, V>::const_iterator
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itr = objects->begin(); itr != objects->end(); ++itr)
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{
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const char *tag = get_value(itr->first);
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if (check_nullptr(itr->second))
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node.add_child(json.create_node().add_null(tag));
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else
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node.add_child(json.create_node()
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.add_number(tag, get_value(itr->second)));
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}
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return node;
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}
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//define floating map
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template<class K, class V>
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typename enable_if<is_double<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::map<K, V>::const_iterator
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itr = objects.begin(); itr != objects.end(); ++itr)
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{
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const char *tag = get_value(itr->first);
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if (check_nullptr(itr->second))
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node.add_child(json.create_node().add_null(tag));
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else
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node.add_child(json.create_node()
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.add_double(tag, get_value(itr->second)));
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}
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return node;
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}
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template<class K, class V>
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typename enable_if<is_double<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> *objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::map<K, V>::const_iterator
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itr = objects->begin(); itr != objects->end(); ++itr)
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{
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const char *tag = get_value(itr->first);
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if (check_nullptr(itr->second))
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node.add_child(json.create_node().add_null(tag));
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else
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node.add_child(json.create_node()
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.add_double(tag, get_value(itr->second)));
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}
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return node;
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}
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//define bool map
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template<class K, class V>
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typename enable_if<is_bool<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> &objects)
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{
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acl::json_node &node = json.create_array();
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for (typename std::map<K, V>::const_iterator itr = objects.begin();
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itr != objects.end(); ++itr)
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{
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const char *tag = get_value(itr->first);
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if (check_nullptr(itr->second))
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node.add_child(json.create_node().add_null(tag));
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else
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node.add_child(json.create_node()
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.add_bool(tag, itr->second));
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}
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return node;
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}
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|
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template<class K, class V>
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typename enable_if<is_string<V>::value
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|| is_char_ptr<V>::value, acl::json_node &>::type
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static inline gson(acl::json &json, const std::map<K, V> & objects)
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{
|
|
acl::json_node &node = json.create_array();
|
|
for (typename std::map<K, V>::const_iterator
|
|
itr = objects.begin(); itr != objects.end(); ++itr)
|
|
{
|
|
const char *tag = get_value(itr->first);
|
|
if (check_nullptr(itr->second))
|
|
node.add_child(json.create_node().add_null(tag));
|
|
else
|
|
node.add_child(json.create_node()
|
|
.add_text(tag, get_value(itr->second)));
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
template<class K, class V>
|
|
typename enable_if<is_string<V>::value
|
|
|| is_char_ptr<V>::value, acl::json_node &>::type
|
|
static inline gson(acl::json &json, const std::map<K, V*> & objects)
|
|
{
|
|
acl::json_node &node = json.create_array();
|
|
for (typename std::map<K, V*>::const_iterator
|
|
itr = objects.begin(); itr != objects.end(); ++itr)
|
|
{
|
|
const char *tag = get_value(itr->first);
|
|
if (check_nullptr(itr->second))
|
|
node.add_child(json.create_node().add_null(tag));
|
|
else
|
|
node.add_child(json.create_node()
|
|
.add_text(tag, get_value(itr->second)));
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
template<class T, class V>
|
|
typename enable_if<is_object<V>::value, acl::json_node &>::type
|
|
static inline gson(acl::json &json, const std::map<T, V> &objects)
|
|
{
|
|
acl::json_node &node = json.create_array();
|
|
for (typename std::map<T, V>::const_iterator
|
|
itr = objects.begin(); itr != objects.end(); ++itr)
|
|
{
|
|
const char *tag = get_value(itr->first);
|
|
if (check_nullptr(itr->second))
|
|
node.add_child(json.create_node().add_null(tag));
|
|
else
|
|
{
|
|
acl::json_node &item = gson(json, itr->second);
|
|
node.add_child(json.create_node()
|
|
.add_child(tag, item));
|
|
}
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
template<class T, class V>
|
|
typename enable_if<is_object<V>::value, acl::json_node &>::type
|
|
static inline gson(acl::json &json, const std::map<T, V> *objects)
|
|
{
|
|
return gson(json, *objects);
|
|
}
|
|
|
|
template<class T, class V>
|
|
typename enable_if<is_object<V>::value, acl::json_node &>::type
|
|
static inline gson(acl::json &json, const std::map<T, V*> &objects)
|
|
{
|
|
acl::json_node &node = json.create_array();
|
|
for (typename std::map<T, V*>::const_iterator
|
|
itr = objects.begin(); itr != objects.end(); ++itr)
|
|
{
|
|
const char *tag = get_value(itr->first);
|
|
if (check_nullptr(itr->second))
|
|
node.add_child(json.create_node().add_null(tag));
|
|
else
|
|
{
|
|
acl::json_node &item = gson(json, itr->second);
|
|
node.add_child(json.create_node()
|
|
.add_child(tag, item));
|
|
}
|
|
}
|
|
|
|
return node;
|
|
}
|
|
|
|
template<class T, class V>
|
|
typename enable_if<is_object<V>::value, acl::json_node &>::type
|
|
static inline gson(acl::json &json, const std::map<T, V*> *objects)
|
|
{
|
|
return gson(json, *objects);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
#if 0
|
|
template <class T>
|
|
typename enable_if<is_object<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T **obj);
|
|
#endif
|
|
|
|
template<class T>
|
|
static inline void del(T **obj)
|
|
{
|
|
delete *obj;
|
|
*obj = NULL;
|
|
}
|
|
|
|
template<class T>
|
|
static inline void del(T *obj)
|
|
{
|
|
(void) obj;
|
|
}
|
|
|
|
//bool
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, bool *obj)
|
|
{
|
|
if (node.is_bool() == false)
|
|
return std::make_pair(false, "get bool failed");
|
|
|
|
*obj = *node.get_bool();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, bool **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_bool() == false)
|
|
return std::make_pair(false, "get bool failed");
|
|
|
|
*obj = new bool;
|
|
**obj = *node.get_bool();
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
//double
|
|
template <class T>
|
|
typename enable_if<is_double<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T *obj)
|
|
{
|
|
if (node.is_double() == false)
|
|
return std::make_pair(false, "get double failed");
|
|
|
|
*obj = static_cast<T>(*node.get_double());
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
template <class T>
|
|
typename enable_if<is_double<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_double() == false)
|
|
return std::make_pair(false, "get double failed");;
|
|
|
|
*obj = new T;
|
|
**obj = static_cast<T>(*node.get_double());
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
//intergral
|
|
template <class T>
|
|
typename enable_if<is_number<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T *obj)
|
|
{
|
|
if (node.is_number() == false)
|
|
return std::make_pair(false, "get number failed");
|
|
|
|
*obj = static_cast<T>(*node.get_int64());
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
template <class T>
|
|
typename enable_if<is_number<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_number() == false)
|
|
return std::make_pair(false, "get number failed");;
|
|
|
|
*obj = new T;
|
|
**obj = static_cast<T>(*node.get_int64());
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
//string
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, char **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get char * string failed");
|
|
|
|
int len = (int) strlen(node.get_string());
|
|
*obj = new char[len + 1];
|
|
memcpy(*obj, node.get_string(), len);
|
|
(*obj)[len] = 0;
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, acl::string &obj)
|
|
{
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
obj.clear();
|
|
obj.append(node.get_string());
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, acl::string *obj)
|
|
{
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
obj->clear();
|
|
obj->append(node.get_string());
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, acl::string **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
|
|
*obj = new acl::string;
|
|
(*obj)->append(node.get_string());
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, std::string &obj)
|
|
{
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
obj.clear();
|
|
obj.append(node.get_string());
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, std::string *obj)
|
|
{
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
obj->clear();
|
|
obj->append(node.get_string());
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, std::string **obj)
|
|
{
|
|
*obj = NULL;
|
|
if (node.is_string() == false)
|
|
return std::make_pair(false, "get string failed");
|
|
|
|
*obj = new std::string;
|
|
(*obj)->append(node.get_string());
|
|
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
// list
|
|
template<class T>
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, std::list<T> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
// for avoiding object's member pointor copy, the obj can be
|
|
// put in list first, when error happened just only erase it.
|
|
// ---lindawei
|
|
|
|
objs->push_back(T());
|
|
typename std::list<T>::iterator it = objs->end();
|
|
--it;
|
|
result = gson(*itr, &*it);
|
|
if (!result.first)
|
|
{
|
|
break;
|
|
}
|
|
itr = node.next_child();
|
|
}
|
|
if (result.first)
|
|
return result;
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
// list
|
|
template<class T>
|
|
static inline std::pair<bool, std::string>
|
|
gson(acl::json_node &node, std::list<T*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
T* obj = new T;
|
|
objs->push_back(obj);
|
|
result = gson(*itr, obj);
|
|
if (!result.first)
|
|
{
|
|
break;
|
|
}
|
|
itr = node.next_child();
|
|
}
|
|
if(objs->size())
|
|
{
|
|
delete *objs->begin();
|
|
objs->pop_front();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// vector
|
|
template<class T>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::vector<T> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
// for avoiding object's member pointor copy
|
|
// ---lindawei
|
|
|
|
objs->push_back(T());
|
|
typename std::vector<T>::iterator it = objs->end();
|
|
--it;
|
|
result = gson(*itr, &*it);
|
|
if (!result.first)
|
|
break;
|
|
itr = node.next_child();
|
|
}
|
|
if(result.first)
|
|
return result;
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
// vector
|
|
template<class T>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::vector<T*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
T* obj = new T;
|
|
objs->push_back(obj);
|
|
typename std::vector<T*>::iterator it = objs->end();
|
|
--it;
|
|
result = gson(*itr, *it);
|
|
if (!result.first)
|
|
{
|
|
break;
|
|
}
|
|
itr = node.next_child();
|
|
}
|
|
if(result.first)
|
|
return result;
|
|
|
|
while(objs->size())
|
|
{
|
|
T *obj = (*objs)[0];
|
|
delete obj;
|
|
objs->pop_back();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
//set
|
|
template<class T>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::set<T*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
T* obj = new T;
|
|
result = gson(*itr, obj);
|
|
if (!result.first)
|
|
{
|
|
delete obj;
|
|
break;
|
|
}
|
|
objs->insert(obj);
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return result;
|
|
|
|
while(objs->size())
|
|
{
|
|
T* obj = *objs->begin();
|
|
objs->erase(objs->begin());
|
|
delete obj;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
template<class T>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::set<T> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
if (itr == NULL)
|
|
{
|
|
// maybe the vector is empty ---zsx
|
|
objs->clear();
|
|
return std::make_pair(true, "");
|
|
}
|
|
|
|
while (itr)
|
|
{
|
|
T obj = T();
|
|
result = gson(*itr, &obj);
|
|
if (!result.first)
|
|
{
|
|
break;
|
|
}
|
|
objs->insert(obj);
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return result;
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
template <class T>
|
|
typename enable_if<is_object<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline gson(acl::json_node &node, T **obj)
|
|
{
|
|
*obj = new T();
|
|
std::pair<bool, std::string> result = gson(node, *obj);
|
|
if (result.first == false)
|
|
{
|
|
delete *obj;
|
|
*obj = NULL;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
///////////////////////////////////////////map////////////////////////////////
|
|
|
|
// int map
|
|
template<class K, class T>
|
|
typename enable_if<
|
|
is_string<T>::value||
|
|
is_bool<T>::value||
|
|
is_number<T>::value||
|
|
is_double<T>::value||
|
|
is_char_ptr<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline expand(acl::json_node &node, std::map<K, T> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
while (itr)
|
|
{
|
|
T obj;
|
|
result = gson(*itr, &obj);
|
|
if (!result.first)
|
|
break;
|
|
|
|
objs->insert(std::make_pair(K(itr->tag_name()), obj));
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return std::make_pair(true, "");
|
|
|
|
for (typename std::map<K, T>::iterator it = objs->begin();
|
|
it != objs->end(); ++it)
|
|
{
|
|
del(&it->second);
|
|
}
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
template<class K, class T>
|
|
typename enable_if <is_object<T>::value ,
|
|
std::pair<bool, std::string > > ::type
|
|
static inline expand(acl::json_node &node, std::map<K, T> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
while (itr && itr->get_obj())
|
|
{
|
|
T obj;
|
|
result = gson(*(itr->get_obj()), &obj);
|
|
if (!result.first)
|
|
break;
|
|
|
|
objs->insert(std::make_pair(K(itr->tag_name()), obj));
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return std::make_pair(true, "");
|
|
|
|
for (typename std::map<K, T>::iterator itr2 = objs->begin();
|
|
itr2 != objs->end(); ++itr2)
|
|
{
|
|
del(&itr2->second);
|
|
}
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
// map
|
|
template<class K, class V>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::map<K, V> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
std::string error_string;
|
|
|
|
while (itr)
|
|
{
|
|
result = expand(*itr, objs);
|
|
if (result.first == false)
|
|
error_string.append(result.second);
|
|
itr = node.next_child();
|
|
}
|
|
|
|
return std::make_pair(!!!objs->empty(), error_string);
|
|
}
|
|
|
|
template<class K, class T>
|
|
typename enable_if<
|
|
is_string<T>::value||
|
|
is_bool<T>::value||
|
|
is_number<T>::value||
|
|
is_double<T>::value||
|
|
is_char_ptr<T>::value,
|
|
std::pair<bool, std::string> >::type
|
|
static inline expand(acl::json_node &node, std::map<K, T*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
while (itr)
|
|
{
|
|
T* obj = new T;
|
|
result = gson(*itr, obj);
|
|
if (!result.first)
|
|
break;
|
|
|
|
objs->insert(std::make_pair(K(itr->tag_name()), obj));
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return std::make_pair(true, "");
|
|
|
|
for (typename std::map<K, T*>::iterator it = objs->begin();
|
|
it != objs->end(); ++it)
|
|
{
|
|
del(&it->second);
|
|
}
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
template<class K, class T>
|
|
typename enable_if <is_object<T>::value ,
|
|
std::pair<bool, std::string > > ::type
|
|
static inline expand(acl::json_node &node, std::map<K, T*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
|
|
while (itr && itr->get_obj())
|
|
{
|
|
T* obj = new T;
|
|
result = gson(*(itr->get_obj()), obj);
|
|
if (!result.first)
|
|
break;
|
|
|
|
objs->insert(std::make_pair(K(itr->tag_name()), obj));
|
|
itr = node.next_child();
|
|
}
|
|
|
|
if (result.first)
|
|
return std::make_pair(true, "");
|
|
|
|
for (typename std::map<K, T*>::iterator itr2 = objs->begin();
|
|
itr2 != objs->end(); ++itr2)
|
|
{
|
|
del(&itr2->second);
|
|
}
|
|
|
|
objs->clear();
|
|
return result;
|
|
}
|
|
|
|
// map
|
|
template<class K, class V>
|
|
std::pair<bool, std::string>
|
|
static inline gson(acl::json_node &node, std::map<K, V*> *objs)
|
|
{
|
|
std::pair<bool, std::string> result;
|
|
acl::json_node *itr = node.first_child();
|
|
std::string error_string;
|
|
|
|
while (itr)
|
|
{
|
|
result = expand(*itr, objs);
|
|
if (result.first == false)
|
|
error_string.append(result.second);
|
|
itr = node.next_child();
|
|
}
|
|
|
|
return std::make_pair(!!!objs->empty(), error_string);
|
|
}
|
|
|
|
} // namespace acl
|