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diff --git a/src/jsoncpp/json/json.h b/src/jsoncpp/json/json.h new file mode 100644 index 000000000..396aafa82 --- /dev/null +++ b/src/jsoncpp/json/json.h @@ -0,0 +1,1914 @@ +/// Json-cpp amalgated header (http://jsoncpp.sourceforge.net/). +/// It is intented to be used with #include <json/json.h> + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: LICENSE +// ////////////////////////////////////////////////////////////////////// + +/* +The JsonCpp library's source code, including accompanying documentation, +tests and demonstration applications, are licensed under the following +conditions... + +The author (Baptiste Lepilleur) explicitly disclaims copyright in all +jurisdictions which recognize such a disclaimer. In such jurisdictions, +this software is released into the Public Domain. + +In jurisdictions which do not recognize Public Domain property (e.g. Germany as of +2010), this software is Copyright (c) 2007-2010 by Baptiste Lepilleur, and is +released under the terms of the MIT License (see below). + +In jurisdictions which recognize Public Domain property, the user of this +software may choose to accept it either as 1) Public Domain, 2) under the +conditions of the MIT License (see below), or 3) under the terms of dual +Public Domain/MIT License conditions described here, as they choose. + +The MIT License is about as close to Public Domain as a license can get, and is +described in clear, concise terms at: + + http://en.wikipedia.org/wiki/MIT_License + +The full text of the MIT License follows: + +======================================================================== +Copyright (c) 2007-2010 Baptiste Lepilleur + +Permission is hereby granted, free of charge, to any person +obtaining a copy of this software and associated documentation +files (the "Software"), to deal in the Software without +restriction, including without limitation the rights to use, copy, +modify, merge, publish, distribute, sublicense, and/or sell copies +of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS +BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +======================================================================== +(END LICENSE TEXT) + +The MIT license is compatible with both the GPL and commercial +software, affording one all of the rights of Public Domain with the +minor nuisance of being required to keep the above copyright notice +and license text in the source code. Note also that by accepting the +Public Domain "license" you can re-license your copy using whatever +license you like. + +*/ + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: LICENSE +// ////////////////////////////////////////////////////////////////////// + + + + + +#ifndef JSON_AMALGATED_H_INCLUDED +# define JSON_AMALGATED_H_INCLUDED +/// If defined, indicates that the source file is amalgated +/// to prevent private header inclusion. +#define JSON_IS_AMALGAMATION + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/config.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef JSON_CONFIG_H_INCLUDED +# define JSON_CONFIG_H_INCLUDED + +/// If defined, indicates that json library is embedded in CppTL library. +//# define JSON_IN_CPPTL 1 + +/// If defined, indicates that json may leverage CppTL library +//# define JSON_USE_CPPTL 1 +/// If defined, indicates that cpptl vector based map should be used instead of std::map +/// as Value container. +//# define JSON_USE_CPPTL_SMALLMAP 1 +/// If defined, indicates that Json specific container should be used +/// (hash table & simple deque container with customizable allocator). +/// THIS FEATURE IS STILL EXPERIMENTAL! There is know bugs: See #3177332 +//# define JSON_VALUE_USE_INTERNAL_MAP 1 +/// Force usage of standard new/malloc based allocator instead of memory pool based allocator. +/// The memory pools allocator used optimization (initializing Value and ValueInternalLink +/// as if it was a POD) that may cause some validation tool to report errors. +/// Only has effects if JSON_VALUE_USE_INTERNAL_MAP is defined. +//# define JSON_USE_SIMPLE_INTERNAL_ALLOCATOR 1 + +// If non-zero, the library uses exceptions to report bad input instead of C +// assertion macros. The default is to use exceptions. +# ifndef JSON_USE_EXCEPTION +# define JSON_USE_EXCEPTION 1 +# endif + +/// If defined, indicates that the source file is amalgated +/// to prevent private header inclusion. +/// Remarks: it is automatically defined in the generated amalgated header. +// #define JSON_IS_AMALGAMATION + + +# ifdef JSON_IN_CPPTL +# include <cpptl/config.h> +# ifndef JSON_USE_CPPTL +# define JSON_USE_CPPTL 1 +# endif +# endif + +# ifdef JSON_IN_CPPTL +# define JSON_API CPPTL_API +# elif defined(JSON_DLL_BUILD) +# define JSON_API __declspec(dllexport) +# elif defined(JSON_DLL) +# define JSON_API __declspec(dllimport) +# else +# define JSON_API +# endif + +// If JSON_NO_INT64 is defined, then Json only support C++ "int" type for integer +// Storages, and 64 bits integer support is disabled. +// #define JSON_NO_INT64 1 + +#if defined(_MSC_VER) && _MSC_VER <= 1200 // MSVC 6 +// Microsoft Visual Studio 6 only support conversion from __int64 to double +// (no conversion from unsigned __int64). +#define JSON_USE_INT64_DOUBLE_CONVERSION 1 +#endif // if defined(_MSC_VER) && _MSC_VER < 1200 // MSVC 6 + +#if defined(_MSC_VER) && _MSC_VER >= 1500 // MSVC 2008 +/// Indicates that the following function is deprecated. +# define JSONCPP_DEPRECATED(message) __declspec(deprecated(message)) +#endif + +#if !defined(JSONCPP_DEPRECATED) +# define JSONCPP_DEPRECATED(message) +#endif // if !defined(JSONCPP_DEPRECATED) + +namespace Json { + typedef int Int; + typedef unsigned int UInt; +# if defined(JSON_NO_INT64) + typedef int LargestInt; + typedef unsigned int LargestUInt; +# undef JSON_HAS_INT64 +# else // if defined(JSON_NO_INT64) + // For Microsoft Visual use specific types as long long is not supported +# if defined(_MSC_VER) // Microsoft Visual Studio + typedef __int64 Int64; + typedef unsigned __int64 UInt64; +# else // if defined(_MSC_VER) // Other platforms, use long long + typedef long long int Int64; + typedef unsigned long long int UInt64; +# endif // if defined(_MSC_VER) + typedef Int64 LargestInt; + typedef UInt64 LargestUInt; +# define JSON_HAS_INT64 +# endif // if defined(JSON_NO_INT64) +} // end namespace Json + + +#endif // JSON_CONFIG_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/config.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/forwards.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef JSON_FORWARDS_H_INCLUDED +# define JSON_FORWARDS_H_INCLUDED + +#if !defined(JSON_IS_AMALGAMATION) +# include "config.h" +#endif // if !defined(JSON_IS_AMALGAMATION) + +namespace Json { + + // writer.h + class FastWriter; + class StyledWriter; + + // reader.h + class Reader; + + // features.h + class Features; + + // value.h + typedef unsigned int ArrayIndex; + class StaticString; + class Path; + class PathArgument; + class Value; + class ValueIteratorBase; + class ValueIterator; + class ValueConstIterator; +#ifdef JSON_VALUE_USE_INTERNAL_MAP + class ValueMapAllocator; + class ValueInternalLink; + class ValueInternalArray; + class ValueInternalMap; +#endif // #ifdef JSON_VALUE_USE_INTERNAL_MAP + +} // namespace Json + + +#endif // JSON_FORWARDS_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/forwards.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/features.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef CPPTL_JSON_FEATURES_H_INCLUDED +# define CPPTL_JSON_FEATURES_H_INCLUDED + +#if !defined(JSON_IS_AMALGAMATION) +# include "forwards.h" +#endif // if !defined(JSON_IS_AMALGAMATION) + +namespace Json { + + /** \brief Configuration passed to reader and writer. + * This configuration object can be used to force the Reader or Writer + * to behave in a standard conforming way. + */ + class JSON_API Features + { + public: + /** \brief A configuration that allows all features and assumes all strings are UTF-8. + * - C & C++ comments are allowed + * - Root object can be any JSON value + * - Assumes Value strings are encoded in UTF-8 + */ + static Features all(); + + /** \brief A configuration that is strictly compatible with the JSON specification. + * - Comments are forbidden. + * - Root object must be either an array or an object value. + * - Assumes Value strings are encoded in UTF-8 + */ + static Features strictMode(); + + /** \brief Initialize the configuration like JsonConfig::allFeatures; + */ + Features(); + + /// \c true if comments are allowed. Default: \c true. + bool allowComments_; + + /// \c true if root must be either an array or an object value. Default: \c false. + bool strictRoot_; + }; + +} // namespace Json + +#endif // CPPTL_JSON_FEATURES_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/features.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/value.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef CPPTL_JSON_H_INCLUDED +# define CPPTL_JSON_H_INCLUDED + +#if !defined(JSON_IS_AMALGAMATION) +# include "forwards.h" +#endif // if !defined(JSON_IS_AMALGAMATION) +# include <string> +# include <vector> + +# ifndef JSON_USE_CPPTL_SMALLMAP +# include <map> +# else +# include <cpptl/smallmap.h> +# endif +# ifdef JSON_USE_CPPTL +# include <cpptl/forwards.h> +# endif + +/** \brief JSON (JavaScript Object Notation). + */ +namespace Json { + + /** \brief Type of the value held by a Value object. + */ + enum ValueType + { + nullValue = 0, ///< 'null' value + intValue, ///< signed integer value + uintValue, ///< unsigned integer value + realValue, ///< double value + stringValue, ///< UTF-8 string value + booleanValue, ///< bool value + arrayValue, ///< array value (ordered list) + objectValue ///< object value (collection of name/value pairs). + }; + + enum CommentPlacement + { + commentBefore = 0, ///< a comment placed on the line before a value + commentAfterOnSameLine, ///< a comment just after a value on the same line + commentAfter, ///< a comment on the line after a value (only make sense for root value) + numberOfCommentPlacement + }; + +//# ifdef JSON_USE_CPPTL +// typedef CppTL::AnyEnumerator<const char *> EnumMemberNames; +// typedef CppTL::AnyEnumerator<const Value &> EnumValues; +//# endif + + /** \brief Lightweight wrapper to tag static string. + * + * Value constructor and objectValue member assignement takes advantage of the + * StaticString and avoid the cost of string duplication when storing the + * string or the member name. + * + * Example of usage: + * \code + * Json::Value aValue( StaticString("some text") ); + * Json::Value object; + * static const StaticString code("code"); + * object[code] = 1234; + * \endcode + */ + class JSON_API StaticString + { + public: + explicit StaticString( const char *czstring ) + : str_( czstring ) + { + } + + operator const char *() const + { + return str_; + } + + const char *c_str() const + { + return str_; + } + + private: + const char *str_; + }; + + /** \brief Represents a <a HREF="http://www.json.org">JSON</a> value. + * + * This class is a discriminated union wrapper that can represents a: + * - signed integer [range: Value::minInt - Value::maxInt] + * - unsigned integer (range: 0 - Value::maxUInt) + * - double + * - UTF-8 string + * - boolean + * - 'null' + * - an ordered list of Value + * - collection of name/value pairs (javascript object) + * + * The type of the held value is represented by a #ValueType and + * can be obtained using type(). + * + * values of an #objectValue or #arrayValue can be accessed using operator[]() methods. + * Non const methods will automatically create the a #nullValue element + * if it does not exist. + * The sequence of an #arrayValue will be automatically resize and initialized + * with #nullValue. resize() can be used to enlarge or truncate an #arrayValue. + * + * The get() methods can be used to obtanis default value in the case the required element + * does not exist. + * + * It is possible to iterate over the list of a #objectValue values using + * the getMemberNames() method. + */ + class JSON_API Value + { + friend class ValueIteratorBase; +# ifdef JSON_VALUE_USE_INTERNAL_MAP + friend class ValueInternalLink; + friend class ValueInternalMap; +# endif + public: + typedef std::vector<std::string> Members; + typedef ValueIterator iterator; + typedef ValueConstIterator const_iterator; + typedef Json::UInt UInt; + typedef Json::Int Int; +# if defined(JSON_HAS_INT64) + typedef Json::UInt64 UInt64; + typedef Json::Int64 Int64; +#endif // defined(JSON_HAS_INT64) + typedef Json::LargestInt LargestInt; + typedef Json::LargestUInt LargestUInt; + typedef Json::ArrayIndex ArrayIndex; + + static const Value null; + /// Minimum signed integer value that can be stored in a Json::Value. + static const LargestInt minLargestInt; + /// Maximum signed integer value that can be stored in a Json::Value. + static const LargestInt maxLargestInt; + /// Maximum unsigned integer value that can be stored in a Json::Value. + static const LargestUInt maxLargestUInt; + + /// Minimum signed int value that can be stored in a Json::Value. + static const Int minInt; + /// Maximum signed int value that can be stored in a Json::Value. + static const Int maxInt; + /// Maximum unsigned int value that can be stored in a Json::Value. + static const UInt maxUInt; + +# if defined(JSON_HAS_INT64) + /// Minimum signed 64 bits int value that can be stored in a Json::Value. + static const Int64 minInt64; + /// Maximum signed 64 bits int value that can be stored in a Json::Value. + static const Int64 maxInt64; + /// Maximum unsigned 64 bits int value that can be stored in a Json::Value. + static const UInt64 maxUInt64; +#endif // defined(JSON_HAS_INT64) + + private: +#ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION +# ifndef JSON_VALUE_USE_INTERNAL_MAP + class CZString + { + public: + enum DuplicationPolicy + { + noDuplication = 0, + duplicate, + duplicateOnCopy + }; + CZString( ArrayIndex index ); + CZString( const char *cstr, DuplicationPolicy allocate ); + CZString( const CZString &other ); + ~CZString(); + CZString &operator =( const CZString &other ); + bool operator<( const CZString &other ) const; + bool operator==( const CZString &other ) const; + ArrayIndex index() const; + const char *c_str() const; + bool isStaticString() const; + private: + void swap( CZString &other ); + const char *cstr_; + ArrayIndex index_; + }; + + public: +# ifndef JSON_USE_CPPTL_SMALLMAP + typedef std::map<CZString, Value> ObjectValues; +# else + typedef CppTL::SmallMap<CZString, Value> ObjectValues; +# endif // ifndef JSON_USE_CPPTL_SMALLMAP +# endif // ifndef JSON_VALUE_USE_INTERNAL_MAP +#endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION + + public: + /** \brief Create a default Value of the given type. + + This is a very useful constructor. + To create an empty array, pass arrayValue. + To create an empty object, pass objectValue. + Another Value can then be set to this one by assignment. + This is useful since clear() and resize() will not alter types. + + Examples: + \code + Json::Value null_value; // null + Json::Value arr_value(Json::arrayValue); // [] + Json::Value obj_value(Json::objectValue); // {} + \endcode + */ + Value( ValueType type = nullValue ); + Value( Int value ); + Value( UInt value ); +#if defined(JSON_HAS_INT64) + Value( Int64 value ); + Value( UInt64 value ); +#endif // if defined(JSON_HAS_INT64) + Value( double value ); + Value( const char *value ); + Value( const char *beginValue, const char *endValue ); + /** \brief Constructs a value from a static string. + + * Like other value string constructor but do not duplicate the string for + * internal storage. The given string must remain alive after the call to this + * constructor. + * Example of usage: + * \code + * Json::Value aValue( StaticString("some text") ); + * \endcode + */ + Value( const StaticString &value ); + Value( const std::string &value ); +# ifdef JSON_USE_CPPTL + Value( const CppTL::ConstString &value ); +# endif + Value( bool value ); + Value( const Value &other ); + ~Value(); + + Value &operator=( const Value &other ); + /// Swap values. + /// \note Currently, comments are intentionally not swapped, for + /// both logic and efficiency. + void swap( Value &other ); + + ValueType type() const; + + bool operator <( const Value &other ) const; + bool operator <=( const Value &other ) const; + bool operator >=( const Value &other ) const; + bool operator >( const Value &other ) const; + + bool operator ==( const Value &other ) const; + bool operator !=( const Value &other ) const; + + int compare( const Value &other ) const; + + const char *asCString() const; + std::string asString() const; +# ifdef JSON_USE_CPPTL + CppTL::ConstString asConstString() const; +# endif + Int asInt() const; + UInt asUInt() const; +#if defined(JSON_HAS_INT64) + Int64 asInt64() const; + UInt64 asUInt64() const; +#endif // if defined(JSON_HAS_INT64) + LargestInt asLargestInt() const; + LargestUInt asLargestUInt() const; + float asFloat() const; + double asDouble() const; + bool asBool() const; + + bool isNull() const; + bool isBool() const; + bool isInt() const; + bool isInt64() const; + bool isUInt() const; + bool isUInt64() const; + bool isIntegral() const; + bool isDouble() const; + bool isNumeric() const; + bool isString() const; + bool isArray() const; + bool isObject() const; + + bool isConvertibleTo( ValueType other ) const; + + /// Number of values in array or object + ArrayIndex size() const; + + /// \brief Return true if empty array, empty object, or null; + /// otherwise, false. + bool empty() const; + + /// Return isNull() + bool operator!() const; + + /// Remove all object members and array elements. + /// \pre type() is arrayValue, objectValue, or nullValue + /// \post type() is unchanged + void clear(); + + /// Resize the array to size elements. + /// New elements are initialized to null. + /// May only be called on nullValue or arrayValue. + /// \pre type() is arrayValue or nullValue + /// \post type() is arrayValue + void resize( ArrayIndex size ); + + /// Access an array element (zero based index ). + /// If the array contains less than index element, then null value are inserted + /// in the array so that its size is index+1. + /// (You may need to say 'value[0u]' to get your compiler to distinguish + /// this from the operator[] which takes a string.) + Value &operator[]( ArrayIndex index ); + + /// Access an array element (zero based index ). + /// If the array contains less than index element, then null value are inserted + /// in the array so that its size is index+1. + /// (You may need to say 'value[0u]' to get your compiler to distinguish + /// this from the operator[] which takes a string.) + Value &operator[]( int index ); + + /// Access an array element (zero based index ) + /// (You may need to say 'value[0u]' to get your compiler to distinguish + /// this from the operator[] which takes a string.) + const Value &operator[]( ArrayIndex index ) const; + + /// Access an array element (zero based index ) + /// (You may need to say 'value[0u]' to get your compiler to distinguish + /// this from the operator[] which takes a string.) + const Value &operator[]( int index ) const; + + /// If the array contains at least index+1 elements, returns the element value, + /// otherwise returns defaultValue. + Value get( ArrayIndex index, + const Value &defaultValue ) const; + /// Return true if index < size(). + bool isValidIndex( ArrayIndex index ) const; + /// \brief Append value to array at the end. + /// + /// Equivalent to jsonvalue[jsonvalue.size()] = value; + Value &append( const Value &value ); + + /// Access an object value by name, create a null member if it does not exist. + Value &operator[]( const char *key ); + /// Access an object value by name, returns null if there is no member with that name. + const Value &operator[]( const char *key ) const; + /// Access an object value by name, create a null member if it does not exist. + Value &operator[]( const std::string &key ); + /// Access an object value by name, returns null if there is no member with that name. + const Value &operator[]( const std::string &key ) const; + /** \brief Access an object value by name, create a null member if it does not exist. + + * If the object as no entry for that name, then the member name used to store + * the new entry is not duplicated. + * Example of use: + * \code + * Json::Value object; + * static const StaticString code("code"); + * object[code] = 1234; + * \endcode + */ + Value &operator[]( const StaticString &key ); +# ifdef JSON_USE_CPPTL + /// Access an object value by name, create a null member if it does not exist. + Value &operator[]( const CppTL::ConstString &key ); + /// Access an object value by name, returns null if there is no member with that name. + const Value &operator[]( const CppTL::ConstString &key ) const; +# endif + /// Return the member named key if it exist, defaultValue otherwise. + Value get( const char *key, + const Value &defaultValue ) const; + /// Return the member named key if it exist, defaultValue otherwise. + Value get( const std::string &key, + const Value &defaultValue ) const; +# ifdef JSON_USE_CPPTL + /// Return the member named key if it exist, defaultValue otherwise. + Value get( const CppTL::ConstString &key, + const Value &defaultValue ) const; +# endif + /// \brief Remove and return the named member. + /// + /// Do nothing if it did not exist. + /// \return the removed Value, or null. + /// \pre type() is objectValue or nullValue + /// \post type() is unchanged + Value removeMember( const char* key ); + /// Same as removeMember(const char*) + Value removeMember( const std::string &key ); + + /// Return true if the object has a member named key. + bool isMember( const char *key ) const; + /// Return true if the object has a member named key. + bool isMember( const std::string &key ) const; +# ifdef JSON_USE_CPPTL + /// Return true if the object has a member named key. + bool isMember( const CppTL::ConstString &key ) const; +# endif + + /// \brief Return a list of the member names. + /// + /// If null, return an empty list. + /// \pre type() is objectValue or nullValue + /// \post if type() was nullValue, it remains nullValue + Members getMemberNames() const; + +//# ifdef JSON_USE_CPPTL +// EnumMemberNames enumMemberNames() const; +// EnumValues enumValues() const; +//# endif + + /// Comments must be //... or /* ... */ + void setComment( const char *comment, + CommentPlacement placement ); + /// Comments must be //... or /* ... */ + void setComment( const std::string &comment, + CommentPlacement placement ); + bool hasComment( CommentPlacement placement ) const; + /// Include delimiters and embedded newlines. + std::string getComment( CommentPlacement placement ) const; + + std::string toStyledString() const; + + const_iterator begin() const; + const_iterator end() const; + + iterator begin(); + iterator end(); + + private: + Value &resolveReference( const char *key, + bool isStatic ); + +# ifdef JSON_VALUE_USE_INTERNAL_MAP + inline bool isItemAvailable() const + { + return itemIsUsed_ == 0; + } + + inline void setItemUsed( bool isUsed = true ) + { + itemIsUsed_ = isUsed ? 1 : 0; + } + + inline bool isMemberNameStatic() const + { + return memberNameIsStatic_ == 0; + } + + inline void setMemberNameIsStatic( bool isStatic ) + { + memberNameIsStatic_ = isStatic ? 1 : 0; + } +# endif // # ifdef JSON_VALUE_USE_INTERNAL_MAP + + private: + struct CommentInfo + { + CommentInfo(); + ~CommentInfo(); + + void setComment( const char *text ); + + char *comment_; + }; + + //struct MemberNamesTransform + //{ + // typedef const char *result_type; + // const char *operator()( const CZString &name ) const + // { + // return name.c_str(); + // } + //}; + + union ValueHolder + { + LargestInt int_; + LargestUInt uint_; + double real_; + bool bool_; + char *string_; +# ifdef JSON_VALUE_USE_INTERNAL_MAP + ValueInternalArray *array_; + ValueInternalMap *map_; +#else + ObjectValues *map_; +# endif + } value_; + ValueType type_ : 8; + int allocated_ : 1; // Notes: if declared as bool, bitfield is useless. +# ifdef JSON_VALUE_USE_INTERNAL_MAP + unsigned int itemIsUsed_ : 1; // used by the ValueInternalMap container. + int memberNameIsStatic_ : 1; // used by the ValueInternalMap container. +# endif + CommentInfo *comments_; + }; + + + /** \brief Experimental and untested: represents an element of the "path" to access a node. + */ + class PathArgument + { + public: + friend class Path; + + PathArgument(); + PathArgument( ArrayIndex index ); + PathArgument( const char *key ); + PathArgument( const std::string &key ); + + private: + enum Kind + { + kindNone = 0, + kindIndex, + kindKey + }; + std::string key_; + ArrayIndex index_; + Kind kind_; + }; + + /** \brief Experimental and untested: represents a "path" to access a node. + * + * Syntax: + * - "." => root node + * - ".[n]" => elements at index 'n' of root node (an array value) + * - ".name" => member named 'name' of root node (an object value) + * - ".name1.name2.name3" + * - ".[0][1][2].name1[3]" + * - ".%" => member name is provided as parameter + * - ".[%]" => index is provied as parameter + */ + class Path + { + public: + Path( const std::string &path, + const PathArgument &a1 = PathArgument(), + const PathArgument &a2 = PathArgument(), + const PathArgument &a3 = PathArgument(), + const PathArgument &a4 = PathArgument(), + const PathArgument &a5 = PathArgument() ); + + const Value &resolve( const Value &root ) const; + Value resolve( const Value &root, + const Value &defaultValue ) const; + /// Creates the "path" to access the specified node and returns a reference on the node. + Value &make( Value &root ) const; + + private: + typedef std::vector<const PathArgument *> InArgs; + typedef std::vector<PathArgument> Args; + + void makePath( const std::string &path, + const InArgs &in ); + void addPathInArg( const std::string &path, + const InArgs &in, + InArgs::const_iterator &itInArg, + PathArgument::Kind kind ); + void invalidPath( const std::string &path, + int location ); + + Args args_; + }; + + + +#ifdef JSON_VALUE_USE_INTERNAL_MAP + /** \brief Allocator to customize Value internal map. + * Below is an example of a simple implementation (default implementation actually + * use memory pool for speed). + * \code + class DefaultValueMapAllocator : public ValueMapAllocator + { + public: // overridden from ValueMapAllocator + virtual ValueInternalMap *newMap() + { + return new ValueInternalMap(); + } + + virtual ValueInternalMap *newMapCopy( const ValueInternalMap &other ) + { + return new ValueInternalMap( other ); + } + + virtual void destructMap( ValueInternalMap *map ) + { + delete map; + } + + virtual ValueInternalLink *allocateMapBuckets( unsigned int size ) + { + return new ValueInternalLink[size]; + } + + virtual void releaseMapBuckets( ValueInternalLink *links ) + { + delete [] links; + } + + virtual ValueInternalLink *allocateMapLink() + { + return new ValueInternalLink(); + } + + virtual void releaseMapLink( ValueInternalLink *link ) + { + delete link; + } + }; + * \endcode + */ + class JSON_API ValueMapAllocator + { + public: + virtual ~ValueMapAllocator(); + virtual ValueInternalMap *newMap() = 0; + virtual ValueInternalMap *newMapCopy( const ValueInternalMap &other ) = 0; + virtual void destructMap( ValueInternalMap *map ) = 0; + virtual ValueInternalLink *allocateMapBuckets( unsigned int size ) = 0; + virtual void releaseMapBuckets( ValueInternalLink *links ) = 0; + virtual ValueInternalLink *allocateMapLink() = 0; + virtual void releaseMapLink( ValueInternalLink *link ) = 0; + }; + + /** \brief ValueInternalMap hash-map bucket chain link (for internal use only). + * \internal previous_ & next_ allows for bidirectional traversal. + */ + class JSON_API ValueInternalLink + { + public: + enum { itemPerLink = 6 }; // sizeof(ValueInternalLink) = 128 on 32 bits architecture. + enum InternalFlags { + flagAvailable = 0, + flagUsed = 1 + }; + + ValueInternalLink(); + + ~ValueInternalLink(); + + Value items_[itemPerLink]; + char *keys_[itemPerLink]; + ValueInternalLink *previous_; + ValueInternalLink *next_; + }; + + + /** \brief A linked page based hash-table implementation used internally by Value. + * \internal ValueInternalMap is a tradional bucket based hash-table, with a linked + * list in each bucket to handle collision. There is an addional twist in that + * each node of the collision linked list is a page containing a fixed amount of + * value. This provides a better compromise between memory usage and speed. + * + * Each bucket is made up of a chained list of ValueInternalLink. The last + * link of a given bucket can be found in the 'previous_' field of the following bucket. + * The last link of the last bucket is stored in tailLink_ as it has no following bucket. + * Only the last link of a bucket may contains 'available' item. The last link always + * contains at least one element unless is it the bucket one very first link. + */ + class JSON_API ValueInternalMap + { + friend class ValueIteratorBase; + friend class Value; + public: + typedef unsigned int HashKey; + typedef unsigned int BucketIndex; + +# ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION + struct IteratorState + { + IteratorState() + : map_(0) + , link_(0) + , itemIndex_(0) + , bucketIndex_(0) + { + } + ValueInternalMap *map_; + ValueInternalLink *link_; + BucketIndex itemIndex_; + BucketIndex bucketIndex_; + }; +# endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION + + ValueInternalMap(); + ValueInternalMap( const ValueInternalMap &other ); + ValueInternalMap &operator =( const ValueInternalMap &other ); + ~ValueInternalMap(); + + void swap( ValueInternalMap &other ); + + BucketIndex size() const; + + void clear(); + + bool reserveDelta( BucketIndex growth ); + + bool reserve( BucketIndex newItemCount ); + + const Value *find( const char *key ) const; + + Value *find( const char *key ); + + Value &resolveReference( const char *key, + bool isStatic ); + + void remove( const char *key ); + + void doActualRemove( ValueInternalLink *link, + BucketIndex index, + BucketIndex bucketIndex ); + + ValueInternalLink *&getLastLinkInBucket( BucketIndex bucketIndex ); + + Value &setNewItem( const char *key, + bool isStatic, + ValueInternalLink *link, + BucketIndex index ); + + Value &unsafeAdd( const char *key, + bool isStatic, + HashKey hashedKey ); + + HashKey hash( const char *key ) const; + + int compare( const ValueInternalMap &other ) const; + + private: + void makeBeginIterator( IteratorState &it ) const; + void makeEndIterator( IteratorState &it ) const; + static bool equals( const IteratorState &x, const IteratorState &other ); + static void increment( IteratorState &iterator ); + static void incrementBucket( IteratorState &iterator ); + static void decrement( IteratorState &iterator ); + static const char *key( const IteratorState &iterator ); + static const char *key( const IteratorState &iterator, bool &isStatic ); + static Value &value( const IteratorState &iterator ); + static int distance( const IteratorState &x, const IteratorState &y ); + + private: + ValueInternalLink *buckets_; + ValueInternalLink *tailLink_; + BucketIndex bucketsSize_; + BucketIndex itemCount_; + }; + + /** \brief A simplified deque implementation used internally by Value. + * \internal + * It is based on a list of fixed "page", each page contains a fixed number of items. + * Instead of using a linked-list, a array of pointer is used for fast item look-up. + * Look-up for an element is as follow: + * - compute page index: pageIndex = itemIndex / itemsPerPage + * - look-up item in page: pages_[pageIndex][itemIndex % itemsPerPage] + * + * Insertion is amortized constant time (only the array containing the index of pointers + * need to be reallocated when items are appended). + */ + class JSON_API ValueInternalArray + { + friend class Value; + friend class ValueIteratorBase; + public: + enum { itemsPerPage = 8 }; // should be a power of 2 for fast divide and modulo. + typedef Value::ArrayIndex ArrayIndex; + typedef unsigned int PageIndex; + +# ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION + struct IteratorState // Must be a POD + { + IteratorState() + : array_(0) + , currentPageIndex_(0) + , currentItemIndex_(0) + { + } + ValueInternalArray *array_; + Value **currentPageIndex_; + unsigned int currentItemIndex_; + }; +# endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION + + ValueInternalArray(); + ValueInternalArray( const ValueInternalArray &other ); + ValueInternalArray &operator =( const ValueInternalArray &other ); + ~ValueInternalArray(); + void swap( ValueInternalArray &other ); + + void clear(); + void resize( ArrayIndex newSize ); + + Value &resolveReference( ArrayIndex index ); + + Value *find( ArrayIndex index ) const; + + ArrayIndex size() const; + + int compare( const ValueInternalArray &other ) const; + + private: + static bool equals( const IteratorState &x, const IteratorState &other ); + static void increment( IteratorState &iterator ); + static void decrement( IteratorState &iterator ); + static Value &dereference( const IteratorState &iterator ); + static Value &unsafeDereference( const IteratorState &iterator ); + static int distance( const IteratorState &x, const IteratorState &y ); + static ArrayIndex indexOf( const IteratorState &iterator ); + void makeBeginIterator( IteratorState &it ) const; + void makeEndIterator( IteratorState &it ) const; + void makeIterator( IteratorState &it, ArrayIndex index ) const; + + void makeIndexValid( ArrayIndex index ); + + Value **pages_; + ArrayIndex size_; + PageIndex pageCount_; + }; + + /** \brief Experimental: do not use. Allocator to customize Value internal array. + * Below is an example of a simple implementation (actual implementation use + * memory pool). + \code +class DefaultValueArrayAllocator : public ValueArrayAllocator +{ +public: // overridden from ValueArrayAllocator + virtual ~DefaultValueArrayAllocator() + { + } + + virtual ValueInternalArray *newArray() + { + return new ValueInternalArray(); + } + + virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other ) + { + return new ValueInternalArray( other ); + } + + virtual void destruct( ValueInternalArray *array ) + { + delete array; + } + + virtual void reallocateArrayPageIndex( Value **&indexes, + ValueInternalArray::PageIndex &indexCount, + ValueInternalArray::PageIndex minNewIndexCount ) + { + ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1; + if ( minNewIndexCount > newIndexCount ) + newIndexCount = minNewIndexCount; + void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount ); + if ( !newIndexes ) + throw std::bad_alloc(); + indexCount = newIndexCount; + indexes = static_cast<Value **>( newIndexes ); + } + virtual void releaseArrayPageIndex( Value **indexes, + ValueInternalArray::PageIndex indexCount ) + { + if ( indexes ) + free( indexes ); + } + + virtual Value *allocateArrayPage() + { + return static_cast<Value *>( malloc( sizeof(Value) * ValueInternalArray::itemsPerPage ) ); + } + + virtual void releaseArrayPage( Value *value ) + { + if ( value ) + free( value ); + } +}; + \endcode + */ + class JSON_API ValueArrayAllocator + { + public: + virtual ~ValueArrayAllocator(); + virtual ValueInternalArray *newArray() = 0; + virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other ) = 0; + virtual void destructArray( ValueInternalArray *array ) = 0; + /** \brief Reallocate array page index. + * Reallocates an array of pointer on each page. + * \param indexes [input] pointer on the current index. May be \c NULL. + * [output] pointer on the new index of at least + * \a minNewIndexCount pages. + * \param indexCount [input] current number of pages in the index. + * [output] number of page the reallocated index can handle. + * \b MUST be >= \a minNewIndexCount. + * \param minNewIndexCount Minimum number of page the new index must be able to + * handle. + */ + virtual void reallocateArrayPageIndex( Value **&indexes, + ValueInternalArray::PageIndex &indexCount, + ValueInternalArray::PageIndex minNewIndexCount ) = 0; + virtual void releaseArrayPageIndex( Value **indexes, + ValueInternalArray::PageIndex indexCount ) = 0; + virtual Value *allocateArrayPage() = 0; + virtual void releaseArrayPage( Value *value ) = 0; + }; +#endif // #ifdef JSON_VALUE_USE_INTERNAL_MAP + + + /** \brief base class for Value iterators. + * + */ + class ValueIteratorBase + { + public: + typedef unsigned int size_t; + typedef int difference_type; + typedef ValueIteratorBase SelfType; + + ValueIteratorBase(); +#ifndef JSON_VALUE_USE_INTERNAL_MAP + explicit ValueIteratorBase( const Value::ObjectValues::iterator ¤t ); +#else + ValueIteratorBase( const ValueInternalArray::IteratorState &state ); + ValueIteratorBase( const ValueInternalMap::IteratorState &state ); +#endif + + bool operator ==( const SelfType &other ) const + { + return isEqual( other ); + } + + bool operator !=( const SelfType &other ) const + { + return !isEqual( other ); + } + + difference_type operator -( const SelfType &other ) const + { + return computeDistance( other ); + } + + /// Return either the index or the member name of the referenced value as a Value. + Value key() const; + + /// Return the index of the referenced Value. -1 if it is not an arrayValue. + UInt index() const; + + /// Return the member name of the referenced Value. "" if it is not an objectValue. + const char *memberName() const; + + protected: + Value &deref() const; + + void increment(); + + void decrement(); + + difference_type computeDistance( const SelfType &other ) const; + + bool isEqual( const SelfType &other ) const; + + void copy( const SelfType &other ); + + private: +#ifndef JSON_VALUE_USE_INTERNAL_MAP + Value::ObjectValues::iterator current_; + // Indicates that iterator is for a null value. + bool isNull_; +#else + union + { + ValueInternalArray::IteratorState array_; + ValueInternalMap::IteratorState map_; + } iterator_; + bool isArray_; +#endif + }; + + /** \brief const iterator for object and array value. + * + */ + class ValueConstIterator : public ValueIteratorBase + { + friend class Value; + public: + typedef unsigned int size_t; + typedef int difference_type; + typedef const Value &reference; + typedef const Value *pointer; + typedef ValueConstIterator SelfType; + + ValueConstIterator(); + private: + /*! \internal Use by Value to create an iterator. + */ +#ifndef JSON_VALUE_USE_INTERNAL_MAP + explicit ValueConstIterator( const Value::ObjectValues::iterator ¤t ); +#else + ValueConstIterator( const ValueInternalArray::IteratorState &state ); + ValueConstIterator( const ValueInternalMap::IteratorState &state ); +#endif + public: + SelfType &operator =( const ValueIteratorBase &other ); + + SelfType operator++( int ) + { + SelfType temp( *this ); + ++*this; + return temp; + } + + SelfType operator--( int ) + { + SelfType temp( *this ); + --*this; + return temp; + } + + SelfType &operator--() + { + decrement(); + return *this; + } + + SelfType &operator++() + { + increment(); + return *this; + } + + reference operator *() const + { + return deref(); + } + }; + + + /** \brief Iterator for object and array value. + */ + class ValueIterator : public ValueIteratorBase + { + friend class Value; + public: + typedef unsigned int size_t; + typedef int difference_type; + typedef Value &reference; + typedef Value *pointer; + typedef ValueIterator SelfType; + + ValueIterator(); + ValueIterator( const ValueConstIterator &other ); + ValueIterator( const ValueIterator &other ); + private: + /*! \internal Use by Value to create an iterator. + */ +#ifndef JSON_VALUE_USE_INTERNAL_MAP + explicit ValueIterator( const Value::ObjectValues::iterator ¤t ); +#else + ValueIterator( const ValueInternalArray::IteratorState &state ); + ValueIterator( const ValueInternalMap::IteratorState &state ); +#endif + public: + + SelfType &operator =( const SelfType &other ); + + SelfType operator++( int ) + { + SelfType temp( *this ); + ++*this; + return temp; + } + + SelfType operator--( int ) + { + SelfType temp( *this ); + --*this; + return temp; + } + + SelfType &operator--() + { + decrement(); + return *this; + } + + SelfType &operator++() + { + increment(); + return *this; + } + + reference operator *() const + { + return deref(); + } + }; + + +} // namespace Json + + +#endif // CPPTL_JSON_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/value.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/reader.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef CPPTL_JSON_READER_H_INCLUDED +# define CPPTL_JSON_READER_H_INCLUDED + +#if !defined(JSON_IS_AMALGAMATION) +# include "features.h" +# include "value.h" +#endif // if !defined(JSON_IS_AMALGAMATION) +# include <deque> +# include <stack> +# include <string> + +namespace Json { + + /** \brief Unserialize a <a HREF="http://www.json.org">JSON</a> document into a Value. + * + */ + class JSON_API Reader + { + public: + typedef char Char; + typedef const Char *Location; + + /** \brief Constructs a Reader allowing all features + * for parsing. + */ + Reader(); + + /** \brief Constructs a Reader allowing the specified feature set + * for parsing. + */ + Reader( const Features &features ); + + /** \brief Read a Value from a <a HREF="http://www.json.org">JSON</a> document. + * \param document UTF-8 encoded string containing the document to read. + * \param root [out] Contains the root value of the document if it was + * successfully parsed. + * \param collectComments \c true to collect comment and allow writing them back during + * serialization, \c false to discard comments. + * This parameter is ignored if Features::allowComments_ + * is \c false. + * \return \c true if the document was successfully parsed, \c false if an error occurred. + */ + bool parse( const std::string &document, + Value &root, + bool collectComments = true ); + + /** \brief Read a Value from a <a HREF="http://www.json.org">JSON</a> document. + * \param beginDoc Pointer on the beginning of the UTF-8 encoded string of the document to read. + * \param endDoc Pointer on the end of the UTF-8 encoded string of the document to read. + \ Must be >= beginDoc. + * \param root [out] Contains the root value of the document if it was + * successfully parsed. + * \param collectComments \c true to collect comment and allow writing them back during + * serialization, \c false to discard comments. + * This parameter is ignored if Features::allowComments_ + * is \c false. + * \return \c true if the document was successfully parsed, \c false if an error occurred. + */ + bool parse( const char *beginDoc, const char *endDoc, + Value &root, + bool collectComments = true ); + + /// \brief Parse from input stream. + /// \see Json::operator>>(std::istream&, Json::Value&). + bool parse( std::istream &is, + Value &root, + bool collectComments = true ); + + /** \brief Returns a user friendly string that list errors in the parsed document. + * \return Formatted error message with the list of errors with their location in + * the parsed document. An empty string is returned if no error occurred + * during parsing. + * \deprecated Use getFormattedErrorMessages() instead (typo fix). + */ + JSONCPP_DEPRECATED("Use getFormattedErrorMessages instead") + std::string getFormatedErrorMessages() const; + + /** \brief Returns a user friendly string that list errors in the parsed document. + * \return Formatted error message with the list of errors with their location in + * the parsed document. An empty string is returned if no error occurred + * during parsing. + */ + std::string getFormattedErrorMessages() const; + + private: + enum TokenType + { + tokenEndOfStream = 0, + tokenObjectBegin, + tokenObjectEnd, + tokenArrayBegin, + tokenArrayEnd, + tokenString, + tokenNumber, + tokenTrue, + tokenFalse, + tokenNull, + tokenArraySeparator, + tokenMemberSeparator, + tokenComment, + tokenError + }; + + class Token + { + public: + TokenType type_; + Location start_; + Location end_; + }; + + class ErrorInfo + { + public: + Token token_; + std::string message_; + Location extra_; + }; + + typedef std::deque<ErrorInfo> Errors; + + bool expectToken( TokenType type, Token &token, const char *message ); + bool readToken( Token &token ); + void skipSpaces(); + bool match( Location pattern, + int patternLength ); + bool readComment(); + bool readCStyleComment(); + bool readCppStyleComment(); + bool readString(); + void readNumber(); + bool readValue(); + bool readObject( Token &token ); + bool readArray( Token &token ); + bool decodeNumber( Token &token ); + bool decodeString( Token &token ); + bool decodeString( Token &token, std::string &decoded ); + bool decodeDouble( Token &token ); + bool decodeUnicodeCodePoint( Token &token, + Location ¤t, + Location end, + unsigned int &unicode ); + bool decodeUnicodeEscapeSequence( Token &token, + Location ¤t, + Location end, + unsigned int &unicode ); + bool addError( const std::string &message, + Token &token, + Location extra = 0 ); + bool recoverFromError( TokenType skipUntilToken ); + bool addErrorAndRecover( const std::string &message, + Token &token, + TokenType skipUntilToken ); + void skipUntilSpace(); + Value ¤tValue(); + Char getNextChar(); + void getLocationLineAndColumn( Location location, + int &line, + int &column ) const; + std::string getLocationLineAndColumn( Location location ) const; + void addComment( Location begin, + Location end, + CommentPlacement placement ); + void skipCommentTokens( Token &token ); + + typedef std::stack<Value *> Nodes; + Nodes nodes_; + Errors errors_; + std::string document_; + Location begin_; + Location end_; + Location current_; + Location lastValueEnd_; + Value *lastValue_; + std::string commentsBefore_; + Features features_; + bool collectComments_; + }; + + /** \brief Read from 'sin' into 'root'. + + Always keep comments from the input JSON. + + This can be used to read a file into a particular sub-object. + For example: + \code + Json::Value root; + cin >> root["dir"]["file"]; + cout << root; + \endcode + Result: + \verbatim + { + "dir": { + "file": { + // The input stream JSON would be nested here. + } + } + } + \endverbatim + \throw std::exception on parse error. + \see Json::operator<<() + */ + std::istream& operator>>( std::istream&, Value& ); + +} // namespace Json + +#endif // CPPTL_JSON_READER_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/reader.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/writer.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef JSON_WRITER_H_INCLUDED +# define JSON_WRITER_H_INCLUDED + +#if !defined(JSON_IS_AMALGAMATION) +# include "value.h" +#endif // if !defined(JSON_IS_AMALGAMATION) +# include <vector> +# include <string> + +namespace Json { + + class Value; + + /** \brief Abstract class for writers. + */ + class JSON_API Writer + { + public: + virtual ~Writer(); + + virtual std::string write( const Value &root ) = 0; + }; + + /** \brief Outputs a Value in <a HREF="http://www.json.org">JSON</a> format without formatting (not human friendly). + * + * The JSON document is written in a single line. It is not intended for 'human' consumption, + * but may be usefull to support feature such as RPC where bandwith is limited. + * \sa Reader, Value + */ + class JSON_API FastWriter : public Writer + { + public: + FastWriter(); + virtual ~FastWriter(){} + + void enableYAMLCompatibility(); + + /** \brief Drop the "null" string from the writer's output for nullValues. + * Strictly speaking, this is not valid JSON. But when the output is being + * fed to a browser's Javascript, it makes for smaller output and the + * browser can handle the output just fine. + */ + void dropNullPlaceholders(); + + public: // overridden from Writer + virtual std::string write( const Value &root ); + + private: + void writeValue( const Value &value ); + + std::string document_; + bool yamlCompatiblityEnabled_; + bool dropNullPlaceholders_; + }; + + /** \brief Writes a Value in <a HREF="http://www.json.org">JSON</a> format in a human friendly way. + * + * The rules for line break and indent are as follow: + * - Object value: + * - if empty then print {} without indent and line break + * - if not empty the print '{', line break & indent, print one value per line + * and then unindent and line break and print '}'. + * - Array value: + * - if empty then print [] without indent and line break + * - if the array contains no object value, empty array or some other value types, + * and all the values fit on one lines, then print the array on a single line. + * - otherwise, it the values do not fit on one line, or the array contains + * object or non empty array, then print one value per line. + * + * If the Value have comments then they are outputed according to their #CommentPlacement. + * + * \sa Reader, Value, Value::setComment() + */ + class JSON_API StyledWriter: public Writer + { + public: + StyledWriter(); + virtual ~StyledWriter(){} + + public: // overridden from Writer + /** \brief Serialize a Value in <a HREF="http://www.json.org">JSON</a> format. + * \param root Value to serialize. + * \return String containing the JSON document that represents the root value. + */ + virtual std::string write( const Value &root ); + + private: + void writeValue( const Value &value ); + void writeArrayValue( const Value &value ); + bool isMultineArray( const Value &value ); + void pushValue( const std::string &value ); + void writeIndent(); + void writeWithIndent( const std::string &value ); + void indent(); + void unindent(); + void writeCommentBeforeValue( const Value &root ); + void writeCommentAfterValueOnSameLine( const Value &root ); + bool hasCommentForValue( const Value &value ); + static std::string normalizeEOL( const std::string &text ); + + typedef std::vector<std::string> ChildValues; + + ChildValues childValues_; + std::string document_; + std::string indentString_; + int rightMargin_; + int indentSize_; + bool addChildValues_; + }; + + /** \brief Writes a Value in <a HREF="http://www.json.org">JSON</a> format in a human friendly way, + to a stream rather than to a string. + * + * The rules for line break and indent are as follow: + * - Object value: + * - if empty then print {} without indent and line break + * - if not empty the print '{', line break & indent, print one value per line + * and then unindent and line break and print '}'. + * - Array value: + * - if empty then print [] without indent and line break + * - if the array contains no object value, empty array or some other value types, + * and all the values fit on one lines, then print the array on a single line. + * - otherwise, it the values do not fit on one line, or the array contains + * object or non empty array, then print one value per line. + * + * If the Value have comments then they are outputed according to their #CommentPlacement. + * + * \param indentation Each level will be indented by this amount extra. + * \sa Reader, Value, Value::setComment() + */ + class JSON_API StyledStreamWriter + { + public: + StyledStreamWriter( std::string indentation="\t" ); + ~StyledStreamWriter(){} + + public: + /** \brief Serialize a Value in <a HREF="http://www.json.org">JSON</a> format. + * \param out Stream to write to. (Can be ostringstream, e.g.) + * \param root Value to serialize. + * \note There is no point in deriving from Writer, since write() should not return a value. + */ + void write( std::ostream &out, const Value &root ); + + private: + void writeValue( const Value &value ); + void writeArrayValue( const Value &value ); + bool isMultineArray( const Value &value ); + void pushValue( const std::string &value ); + void writeIndent(); + void writeWithIndent( const std::string &value ); + void indent(); + void unindent(); + void writeCommentBeforeValue( const Value &root ); + void writeCommentAfterValueOnSameLine( const Value &root ); + bool hasCommentForValue( const Value &value ); + static std::string normalizeEOL( const std::string &text ); + + typedef std::vector<std::string> ChildValues; + + ChildValues childValues_; + std::ostream* document_; + std::string indentString_; + int rightMargin_; + std::string indentation_; + bool addChildValues_; + }; + +# if defined(JSON_HAS_INT64) + std::string JSON_API valueToString( Int value ); + std::string JSON_API valueToString( UInt value ); +# endif // if defined(JSON_HAS_INT64) + std::string JSON_API valueToString( LargestInt value ); + std::string JSON_API valueToString( LargestUInt value ); + std::string JSON_API valueToString( double value ); + std::string JSON_API valueToString( bool value ); + std::string JSON_API valueToQuotedString( const char *value ); + + /// \brief Output using the StyledStreamWriter. + /// \see Json::operator>>() + std::ostream& operator<<( std::ostream&, const Value &root ); + +} // namespace Json + + + +#endif // JSON_WRITER_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/writer.h +// ////////////////////////////////////////////////////////////////////// + + + + + + +// ////////////////////////////////////////////////////////////////////// +// Beginning of content of file: include/json/assertions.h +// ////////////////////////////////////////////////////////////////////// + +// Copyright 2007-2010 Baptiste Lepilleur +// Distributed under MIT license, or public domain if desired and +// recognized in your jurisdiction. +// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE + +#ifndef CPPTL_JSON_ASSERTIONS_H_INCLUDED +# define CPPTL_JSON_ASSERTIONS_H_INCLUDED + +#include <stdlib.h> + +#if !defined(JSON_IS_AMALGAMATION) +# include <json/config.h> +#endif // if !defined(JSON_IS_AMALGAMATION) + +#if JSON_USE_EXCEPTION +#define JSON_ASSERT( condition ) assert( condition ); // @todo <= change this into an exception throw +#define JSON_FAIL_MESSAGE( message ) throw std::runtime_error( message ); +#else // JSON_USE_EXCEPTION +#define JSON_ASSERT( condition ) assert( condition ); + +// The call to assert() will show the failure message in debug builds. In +// release bugs we write to invalid memory in order to crash hard, so that a +// debugger or crash reporter gets the chance to take over. We still call exit() +// afterward in order to tell the compiler that this macro doesn't return. +#define JSON_FAIL_MESSAGE( message ) { assert(false && message); strcpy(reinterpret_cast<char*>(666), message); exit(123); } + +#endif + +#define JSON_ASSERT_MESSAGE( condition, message ) if (!( condition )) { JSON_FAIL_MESSAGE( message ) } + +#endif // CPPTL_JSON_ASSERTIONS_H_INCLUDED + +// ////////////////////////////////////////////////////////////////////// +// End of content of file: include/json/assertions.h +// ////////////////////////////////////////////////////////////////////// + + + + + +#endif //ifndef JSON_AMALGATED_H_INCLUDED |