JsonParserByLeo/Src/JsonNode.mqh
Nique_372 35a3ed6f76
2026-08-28 08:28:32 -05:00

758 lines
24 KiB
MQL5

//+------------------------------------------------------------------+
//| JsonNode.mqh |
//| Copyright 2026, Niquel Mendoza. |
//| https://www.mql5.com/ |
//+------------------------------------------------------------------+
#property copyright "Copyright 2026, Niquel Mendoza."
#property link "https://www.mql5.com/"
#property strict
#ifndef JSONPARSERBYLEO_SRC_JSONNODE_MQH
#define JSONPARSERBYLEO_SRC_JSONNODE_MQH
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
#include "JsonAsm.mqh"
#include "JsonDomSerializer.mqh"
//---
#include <TSN\\MQLArticles\\Utils\\EnumReg.mqh>
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
namespace TSN
{
// Layour de los demas en repo base
// Layout cinta:
// NULL 1 pos [tipo(4)]
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
#define CJsonIteratorArray TSN::CNodeBaseIteradorArray<TSN::CJsonParser, TSN::CJsonNode>
#define CJsonIteratorArrayFast TSN::CNodeBaseIteradorArrayFast<TSN::CJsonParser, TSN::CJsonNode>
#define CJsonIteratorObj TSN::CNodeBaseIteratorObj<TSN::CJsonParser, TSN::CJsonNode>
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
struct CJsonNode : CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>
{
public:
//---
CJsonNode()
: CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>(NULL, -1, -1, -1) {}
//--- Resuelve m_node_pos una unica vez aqui (igual que YML_NODE_RPOS en YAML)
CJsonNode(CJsonParser* _ctx, const int _idx, const int _end)
: CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>(_ctx, _idx, _end, NODEBASEF_RES_BASE(_ctx, _idx)) {}
CJsonNode(CJsonParser* _ctx, const int _idx)
: CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>(_ctx, _idx, _idx + _ctx.GetStep(_idx), NODEBASEF_RES_BASE(_ctx, _idx)) {}
// Exclusivo de copia (Aqui NO RESUELVE NADA NI GET STE NI NADA) (constructor de clonacion)
CJsonNode(CJsonParser* _ctx, const int _idx, const int _end, const int _node_pos)
: CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>(_ctx, _idx, _end, _node_pos) {}
//--- Acceso
CJsonNode operator[](const string& key);
//CJsonNode At(const int index) const;
//--- Array
template <typename T>
int ToArray(T& out_arr[]) const;
// Exist?
template <typename T>
bool ExistInArray(const uint flags, const T val) const;
bool ExistInArrayStr(const string& val) const;
//--- String
string ToString(const string def = "") const;
int ToStringUArray(uchar& data[]) const;
string ToStringNoEscape(const string def = "") const;
int ToStringUArrayNoEscape(uchar& data[]) const;
int StrLenRaw() const;
__forceinline bool CompareStrWith(const string& str) const; // Compara sin pagar el costo de copias.. directo al buffer.
//-- to bytes (asume hex string)
int HexToBytes(uchar& buf[]) const;
// Interpolacion
template <typename TInterpolate>
string Interpolate(const TInterpolate& cs, const string def) const;
//---
string ComplexToString(bool clean) const;
int ComplexToData(uchar& data[], bool clean, int dst_start = 0, bool ajustar_arr = true) const;
//--- Int
long ToInt(const long def) const;
bool ToIntSafe(long& val) const;
//--- Double
double ToDouble(const double def) const;
bool ToDoubleSafe(double& val) const;
//--- MqlParam
bool ToMqlParam(MqlParam& param, const string stype) const;
bool ToMqlParam(MqlParam& param, const ENUM_DATATYPE type) const;
//--- Is
__forceinline bool IsNull() const;
//--- Navegacion raw
static const CJsonNode EMPTY_NODE;
static void OnMute(CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode>& node);
};
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
const CJsonNode CJsonNode::EMPTY_NODE;
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
static void CJsonNode::OnMute(CNodeSFLBase<CJsonParser, ENUM_JSON_VTYPE, CJsonNode> &node)
{
node.RecalcNodePos(); // Posicion...
node.m_end = node.m_idx + node.m_ctx.GetStep(node.m_idx); // Calculamos el fin...
}
//+------------------------------------------------------------------+
//| To MqlParam |
//+------------------------------------------------------------------+
__forceinline bool CJsonNode::ToMqlParam(MqlParam& param, const string stype) const
{
const ENUM_DATATYPE type = CEnumRegBasis::GetVal<ENUM_DATATYPE>(stype, WRONG_VALUE);
return type == WRONG_VALUE ? false : ToMqlParam(param, type);
}
//+------------------------------------------------------------------+
bool CJsonNode::ToMqlParam(MqlParam& param, const ENUM_DATATYPE type) const
{
//---
// Si no es un tipo de data valido salimos
if(NODEBASE_IS_NOT_VALID_F || !CJsonParser::s_dtype_is_valid[uchar(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE)])
return false;
//---
param.type = type;
//---
switch(type)
{
case TYPE_BOOL:
param.integer_value = ToBool(false);
break;
case TYPE_CHAR:
param.integer_value = char(ToInt(0));
break;
case TYPE_UCHAR:
param.integer_value = uchar(ToInt(0));
break;
case TYPE_SHORT:
param.integer_value = short(ToInt(0));
break;
case TYPE_USHORT:
param.integer_value = ushort(ToInt(0));
break;
case TYPE_COLOR:
param.integer_value = long(color(ToString("")));
break;
case TYPE_INT:
param.integer_value = int(ToInt(0));
break;
case TYPE_UINT:
param.integer_value = uint(ToInt(0));
break;
case TYPE_DATETIME:
param.integer_value = long(datetime(ToString("")));
break;
case TYPE_LONG:
case TYPE_ULONG:
param.integer_value = long(ToInt(0));
break;
case TYPE_FLOAT:
param.double_value = float(ToInt(0));
break;
case TYPE_DOUBLE:
param.double_value = double(ToInt(0));
break;
case TYPE_STRING:
param.string_value = ToString("");
break;
default:
param.string_value = ToString("");
break;
}
//---
return true;
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
string CJsonNode::ComplexToString(bool clean) const
{
if(NODEBASE_IS_NOT_VALID_F || ((1 << int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE)) & (TSN_SBL_BASE_F_OBJ | TSN_SBL_BASE_F_ARR)) == 0)
return "";
//---
const int start = int(m_ctx.m_cinta[m_idx + 1] & 0xFFFFFFFF);
const int end = int(m_ctx.m_cinta[m_idx + 1] >> TSN_JSON_BIT_END_T);
return clean ? m_ctx.CleanNode(start, end) : CharArrayToString(m_ctx.m_raw, start, (end - start) + 1);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
int CJsonNode::ComplexToData(uchar &data[], bool clean, int dst_start = 0, bool ajustar_arr = true) const
{
if(NODEBASE_IS_NOT_VALID_F || ((1 << int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE)) & (TSN_SBL_BASE_F_OBJ | TSN_SBL_BASE_F_ARR)) == 0)
return 0;
//---
const int start = int(m_ctx.m_cinta[m_idx + 1] & 0xFFFFFFFF);
const int end = int(m_ctx.m_cinta[m_idx + 1] >> TSN_JSON_BIT_END_T);
return clean ? m_ctx.CleanNode(start, end, data, dst_start, ajustar_arr) :
ArrayCopy(data, m_ctx.m_raw, dst_start, start, (end - start) + 1);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
CJsonNode CJsonNode::operator[](const string& key)
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_OBJ)
return EMPTY_NODE;
//--- Iterar pares KEY+VAL
// Print("Call");
if(((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_IS_HASING) & TSN_SBL_BIT_MASK_IS_HASHSING) == 0)
{
//Print("No esta hasheado buscando o(n)");
//---
int c = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_NUM_C_HASH) & TSN_SBL_BIT_MASK_NUM_C_HASH;
//Print("Contador actual: ", c);
if(c >= TSN_NODEBASEREAD_MIN_JIT_ATTEMPS_TO_PHASH) // Veriricamos si supero
{
if(NodeHashing())
{
//Print("Hasheado");
//--- Obtenemos posicion
int val_pos = m_ctx.PerfectHashComputeHash(key, m_node_pos);
if(val_pos == -1)
{
return EMPTY_NODE;
}
else
{
val_pos++; // Luego de key
return CJsonNode(m_ctx, val_pos, val_pos + m_ctx.GetStep(val_pos));
}
}
//Print("No se pudo hashear");
// Si llega aqui es por que fallo.. en ese caso reiniciamos los intetnos..
//---
c = 0;
const long mask = long(TSN_SBL_BIT_MASK_NUM_C_HASH) << TSN_SBL_BIT_START_NUM_C_HASH; // máscara de 3 bits en pos 5
m_ctx.m_cinta[m_idx] = (m_ctx.m_cinta[m_idx] & ~mask) | (c << TSN_SBL_BIT_START_NUM_C_HASH);
}
else
{
// Aun no.. solo aumentamos y modificamos..
c++;
const long mask = long(TSN_SBL_BIT_MASK_NUM_C_HASH) << TSN_SBL_BIT_START_NUM_C_HASH; // máscara de 3 bits en pos 5
m_ctx.m_cinta[m_idx] = (m_ctx.m_cinta[m_idx] & ~mask) | (c << TSN_SBL_BIT_START_NUM_C_HASH);
}
//--- Linear probing.. de siempre...
int cur = m_idx + 2;
while(cur < m_end)
{
if(int(m_ctx.m_cinta[cur] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_KEY)
{
cur += m_ctx.GetStep(cur);
continue;
}
if(m_ctx.KeysEqual(key, cur))
{
const int val_pos = cur + 1;
return CJsonNode(m_ctx, val_pos, val_pos + m_ctx.GetStep(val_pos));
}
//---
cur++; // salta KEY
cur += m_ctx.GetStep(cur); // salta VAL
}
return EMPTY_NODE;
}
//--- m_node_pos ya viene resuelto desde el constructor
int val_pos = m_ctx.PerfectHashComputeHash(key, m_node_pos);
if(val_pos == -1)
{
return EMPTY_NODE;
}
else
{
val_pos++; // Luego de key
return CJsonNode(m_ctx, val_pos, val_pos + m_ctx.GetStep(val_pos));
}
}
//+------------------------------------------------------------------+
//| String |
//+------------------------------------------------------------------+
string CJsonNode::ToString(const string def = "") const
{
//---
if(NODEBASE_IS_NOT_VALID_F)
return def;
//---
switch(int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE))
{
case JSON_VTYPE_INTEGER:
return string(m_ctx.m_cinta[m_idx + 1]);
case JSON_VTYPE_REAL:
{
TsnBitInterprete un;
un.long_value = m_ctx.m_cinta[m_idx + 1];
return string(un.double_value);
}
case JSON_VTYPE_BOOLEAN:
return ((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & 1) != 0 ? "true" : "false";
case JSON_VTYPE_STRING:
{
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return m_ctx.Unescape(start, start + slen - 1);
}
}
return def;
}
//+------------------------------------------------------------------+
template <typename TInterpolate>
string CJsonNode::Interpolate(const TInterpolate& cs, const string def) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return def;
//---
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return cs.Interpolate(m_ctx.m_raw, start, start + slen - 1, def);
}
//+------------------------------------------------------------------+
string CJsonNode::ToStringNoEscape(const string def = "") const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return def;
//---
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return CharArrayToString(m_ctx.m_raw, start, slen);
//---
return def;
}
//+------------------------------------------------------------------+
int CJsonNode::ToStringUArray(uchar & data[]) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return 0;
//---
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return m_ctx.Unescape(start, start + slen - 1, data);
}
//+------------------------------------------------------------------+
int CJsonNode::ToStringUArrayNoEscape(uchar &data[]) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return 0;
//---
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return ArrayCopy(data, m_ctx.m_raw, 0, start, slen);
}
//+------------------------------------------------------------------+
int CJsonNode::StrLenRaw(void) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return 0;
//---
return int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
}
//+------------------------------------------------------------------+
__forceinline bool CJsonNode::CompareStrWith(const string &str) const
{
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return false;
return m_ctx.StrEquals(str, m_idx);
}
//+------------------------------------------------------------------+
int CJsonNode::HexToBytes(uchar &buf[]) const
{
if(NODEBASE_IS_NOT_VALID_F || (m_ctx.m_cinta[m_idx]&TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_STRING)
return 0;
// ahora si en value
// tenemos que recortar por la parte alta
//---
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & TSN_SBL_BIT_STR_MASK_LEN);
//---
const int sob = slen & 1; // % 2 (vemos si hay sobrante o si es multiplo de dos exacto)
int exact_len = slen - sob;
ArrayResize(buf, (slen >> 1) + (sob << 1));
int w = 0;
//---
exact_len += start; // para que peuda empzar bien..
int i = start;
//---
for(i; i < exact_len; i += 2)
buf[w++] = g_arr_valid_hex_chars[m_ctx.m_raw[i]] | g_arr_valid_hex_chars[m_ctx.m_raw[i + 1]] << 4;
if(sob) // solo rellenmaso alto (la parte alta la inteprntamos como 0)
buf[w++] = m_ctx.m_raw[i];
//---
return w;
}
//+------------------------------------------------------------------+
//| Arrays |
//+------------------------------------------------------------------+
template <typename T>
int CJsonNode::ToArray(T &out_arr[]) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_ARR)
return 0;
//---
const int count = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_NUM_EL) & TSN_SBL_BIT_MASK_NUM_EL);
ArrayResize(out_arr, count);
//---
int cur = m_idx + 2;
int k = 0;
//---
switch(int(m_ctx.m_cinta[cur] & TSN_SBL_BIT_MASK_TYPE))
{
case JSON_VTYPE_INTEGER:
{
while(cur < m_end)
{
out_arr[k++] = T(m_ctx.m_cinta[cur + 1]);
cur += 2;
}
return count;
}
case JSON_VTYPE_REAL:
{
while(cur < m_end)
{
TsnBitInterprete bit;
bit.long_value = m_ctx.m_cinta[cur + 1];
out_arr[k++] = T(bit.double_value);
cur += 2;
}
return count;
}
case JSON_VTYPE_BOOLEAN:
{
while(cur < m_end)
{
out_arr[k++] = T((m_ctx.m_cinta[cur] >> TSN_SBL_BIT_START_ENDTYPE) & 1);
cur++;
}
return count;
}
case JSON_VTYPE_STRING:
{
while(cur < m_end)
{
const int start = int(m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
out_arr[k++] = T(m_ctx.Unescape(start, start + slen - 1));
cur++;
}
return count;
}
}
//---
return 0;
}
//+------------------------------------------------------------------+
template <typename T>
bool CJsonNode::ExistInArray(const uint flags, const T val) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_ARR)
return false;
//---
int cur = m_idx + 2;
while(cur < m_end)
{
//---
const uint ct = 1U << uint(m_ctx.m_cinta[cur] & TSN_SBL_BIT_MASK_TYPE);
if((ct & flags) == 0)
{
cur += m_ctx.GetStep(cur);
continue;
}
//---
switch(ct)
{
case JSON_VTYPE_INTEGER:
{
if(m_ctx.m_cinta[cur + 1] == T(val))
return true;
break;
}
case JSON_VTYPE_REAL:
{
bit.long_value = m_ctx.m_cinta[cur + 1];
if(bit.double_value == T(val))
return true;
break;
}
case JSON_VTYPE_BOOLEAN:
{
if(val == T((m_ctx.m_cinta[cur] >> TSN_SBL_BIT_START_ENDTYPE) & 1))
return true;
break;
}
case JSON_VTYPE_STRING:
{
const int start = int(m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
if(val == T(m_ctx.Unescape(start, start + slen - 1)))
return true;
break;
}
case JSON_VTYPE_NULL:
{
return true;
}
}
//---
cur += m_ctx.GetStep(cur);
}
//---
return false;
}
//+------------------------------------------------------------------+
bool CJsonNode::ExistInArrayStr(const string& val) const
{
//---
if(NODEBASE_IS_NOT_VALID_F || int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) != JSON_VTYPE_ARR)
return false;
//---
int cur = m_idx + 2;
while(cur < m_end)
{
//---
const int ct = int(m_ctx.m_cinta[cur] & TSN_SBL_BIT_MASK_TYPE);
if(ct != JSON_VTYPE_STRING)
{
cur += m_ctx.GetStep(cur);
continue;
}
//---
const int start = int(m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[cur] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
if(val == m_ctx.Unescape(start, start + slen - 1))
return true;
//---
cur += m_ctx.GetStep(cur);
}
//---
return false;
}
//+------------------------------------------------------------------+
//| ToInt |
//+------------------------------------------------------------------+
long CJsonNode::ToInt(const long def) const
{
//---
if(NODEBASE_IS_NOT_VALID_F)
return def;
//---
switch(int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE))
{
case TSN_SBL_BASE_TYPE_INT:
return m_ctx.m_cinta[m_idx + 1];
case TSN_SBL_BASE_TYPE_FLT:
{
TsnBitInterprete un;
un.long_value = m_ctx.m_cinta[m_idx + 1];
return long(un.double_value);
}
case TSN_SBL_BASE_TYPE_BOL:
return long((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & 1);
case TSN_SBL_BASE_TYPE_STR:
{
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return long(CharArrayToString(m_ctx.m_raw, start, slen));
}
}
return def;
}
//+------------------------------------------------------------------+
bool CJsonNode::ToIntSafe(long & val) const
{
//---
if(NODEBASE_IS_NOT_VALID_F)
return false;
//---
switch(int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE))
{
case TSN_SBL_BASE_TYPE_INT:
val = m_ctx.m_cinta[m_idx + 1];
return true;
case TSN_SBL_BASE_TYPE_FLT:
{
TsnBitInterprete un;
un.long_value = m_ctx.m_cinta[m_idx + 1];
val = long(un.double_value);
return true;
}
case TSN_SBL_BASE_TYPE_BOL:
val = long((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & 1);
return true;
case TSN_SBL_BASE_TYPE_STR:
{
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
val = long(CharArrayToString(m_ctx.m_raw, start, slen));
return true;
}
}
return false;
}
//+------------------------------------------------------------------+
//| ToDouble |
//+------------------------------------------------------------------+
double CJsonNode::ToDouble(const double def) const
{
//---
if(NODEBASE_IS_NOT_VALID_F)
return def;
//---
switch(int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE))
{
case TSN_SBL_BASE_TYPE_INT:
return double(m_ctx.m_cinta[m_idx + 1]);
case TSN_SBL_BASE_TYPE_FLT:
{
TsnBitInterprete un;
un.long_value = m_ctx.m_cinta[m_idx + 1];
return un.double_value;
}
case TSN_SBL_BASE_TYPE_BOL:
return double((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & 1);
case TSN_SBL_BASE_TYPE_STR:
{
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
return double(CharArrayToString(m_ctx.m_raw, start, slen));
}
}
return def;
}
//+------------------------------------------------------------------+
bool CJsonNode::ToDoubleSafe(double & val) const
{
//---
if(NODEBASE_IS_NOT_VALID_F)
return false;
//---
switch(int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE))
{
case TSN_SBL_BASE_TYPE_INT:
val = double(m_ctx.m_cinta[m_idx + 1]);
return true;
case TSN_SBL_BASE_TYPE_FLT:
{
TsnBitInterprete un;
un.long_value = m_ctx.m_cinta[m_idx + 1];
val = un.double_value;
return true;
}
case TSN_SBL_BASE_TYPE_BOL:
val = double((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_START_ENDTYPE) & 1);
return true;
case TSN_SBL_BASE_TYPE_STR:
{
const int start = int(m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_START);
const int slen = int((m_ctx.m_cinta[m_idx] >> TSN_SBL_BIT_STR_LEN) & TSN_SBL_BIT_STR_MASK_LEN);
val = double(CharArrayToString(m_ctx.m_raw, start, slen));
return true;
}
}
return false;
}
//+------------------------------------------------------------------+
//| Is |
//+------------------------------------------------------------------+
__forceinline bool CJsonNode::IsNull() const
{
return NODEBASE_IS_VALID && int(m_ctx.m_cinta[m_idx] & TSN_SBL_BIT_MASK_TYPE) == JSON_VTYPE_NULL;
}
}
//+------------------------------------------------------------------+
#endif // JSONPARSERBYLEO_SRC_JSONNODE_MQH