//문자열 파싱용 함수
#region
static async public void ParseStart(JSON.ParseCallback c, Action <JSONException> ex, string s = "")
{
if (JSONParseThread.Parsing)
{
throw new System.Exception("이미 파싱이 진행중입니다");
}
if (!initialized)
{
Initialize();
}
if (!JSONParseThread.Initialized)
{
JSONParseThread.Initialize();
}
ComplexTree <object> CompTree = null;
try
{
CompTree = CalculateComplexity(s);
}
catch (JSONException e)
{
ex(e);
}
if (CompTree == null || CompTree.Count == 0)
{//파싱할 트리구조 자체가 없을 경우. 빈 오브젝트 하나를 반환한다.
c(new JSONObject());
return;
}
JSONParseThread.Parsing = true;
JSONParseThread.s = s;
JSONParseThread.threadException = null;
Task t = new Task(() => { JSONParseThread.ParseThread(CompTree[0]); });
t.Start();
await t;
JSONParseThread.Parsing = false;
if (JSONParseThread.threadException != null)
{
ex?.Invoke(JSONParseThread.threadException);
}
else
{
c(CompTree[0].node);
}
//JSONParseThread._s = "";
}
static public ComplexTree <object> CalculateComplexity(string s)
{
bool doublestring = false;
bool isQuote = false;
ComplexTree <object> rtn = new ComplexTree <object>();
ComplexTree <object> cursor = rtn;
int quoteposition = -1;
for (int i = 0; i < s.Length; i++)
{
while (s[i] <= ' ')
{
i++;
}
switch (s[i])
{
case '"':
if (s[i - 1] != '\\')
{
isQuote ^= true;
if (isQuote)
{
if (doublestring)
{
throw new JSONSyntaxErrorCommaNotExist(i);
}
quoteposition = i;
i = s.IndexOf('"', i + 1) - 1;
doublestring = true;
}
else
{
quoteposition = -1;
}
}
else //cause \" can only exist in " "
{
i = s.IndexOf('"', i + 1) - 1;
}
break;
case ',':
case ':':
if (isQuote)
{
break;
}
cursor.separator.Enqueue(i);
doublestring = false;
break;
case '[':
case '{':
{
if (isQuote)
{
break;
}
doublestring = false;
ComplexTree <object> child = new ComplexTree <object>()
{
StartPoint = i,
parent = cursor
};
cursor.Add(child);
cursor = child;
break;
}
case ']':
case '}':
{
if (isQuote)
{
break;
}
doublestring = false;
cursor.separator.Enqueue(i);
cursor.EndPoint = i;
cursor = cursor.parent;
if (cursor == null)
{
throw new JSONSyntaxErrorNotClose(i - 1);
}
break;
}
}
}
if (!ReferenceEquals(rtn, cursor))
{
throw new JSONSyntaxErrorNotClose(s.Length);
}
if (quoteposition > -1)
{
throw new JSONSyntaxErrorNotClose(quoteposition);
}
return(rtn);
}
static public JSONNode Parse(ComplexTree <object> t)
{
JSONNode rtn = null;
int ni = t.StartPoint + 1; //nowindex
int ti = 0; //tree index
int nei = 0;
int nextSeparator;
if (s[t.StartPoint] == '{')
{
rtn = new JSONObject();
if (t.separator.Count == 1)
{
nextSeparator = t.separator.Dequeue();
if (s[nextSeparator] == '}')
{
return(rtn);
}
else
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return(null);
}
}
while (t.separator.Count > 0)
{
nextSeparator = t.separator.Dequeue();
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
if (s[nextSeparator] != ':')
{
threadException = new JSONSyntaxErrorCollonNotExist(nextSeparator);
return(null);
}
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
string keystr;
if (s[nei] == '"' && s[ni] == '"')
{
keystr = s.Substring(ni + 1, nei - ni - 1);
}
else
{
threadException = new JSONSyntaxErrorKeyNotExist(ni);
return(null);
}
ni = (nextSeparator + 1);
nextSeparator = t.separator.Dequeue();
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
char k = s[ni];
if (k != '{' && k != '[')
{
try
{
rtn[keystr] = _parse[k](ni, nei);
}
catch
{
threadException = new JSONSyntaxErrorValueNotExist(ni);
return(null);
}
}
else
{
if (t[ti].EndPoint != nei)
{
threadException = new JSONSyntaxErrorCommaNotExist(t[ti].EndPoint);
return(null);
}
rtn[keystr] = Parse(t[ti]);
ti++;
}
if (s[nextSeparator] != ',' && s[nextSeparator] != '}')
{
threadException = new JSONSyntaxErrorCommaNotExist();
return(null);
}
ni = nextSeparator + 1;
}
}
else// if (_s[si] == '[')
{
rtn = new JSONArray();
if (t.separator.Count == 1)
{
nextSeparator = t.separator.Dequeue();
if (s[nextSeparator] == ']')
{
return(rtn);
}
else
{
threadException = new JSONSyntaxErrorCommaNotExist();
return(null);
}
}
while (0 < t.separator.Count)
{
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
nextSeparator = t.separator.Dequeue();
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
char k = s[ni];
if (k != '{' && k != '[')
{
try
{
rtn.Add(_parse[k](ni, nei));
}
catch
{
threadException = new JSONSyntaxErrorValueNotExist(ni);
return(null);
}
}
else
{
if (t[ti].EndPoint != nei)
{
threadException = new JSONSyntaxErrorCommaNotExist(t[ti].EndPoint);
return(null);
}
rtn.Add(Parse(t[ti]));
ti++;
}
if (s[nextSeparator] != ',' && s[nextSeparator] != ']')
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return(null);
}
ni = nextSeparator + 1;
}
}
return(rtn);
}//for single thread
}//for multithread
static private JSONNode CapsuleParse(ComplexTree <object> t, string _s)
{
return(Parse(t));
}
}//for single thread
static public void ParseThread(ComplexTree <object> t)
{
//Console.WriteLine("ParseStart " + t.Index);
foreach (ComplexTree <object> c in t)
{
if (c.EndPoint - c.StartPoint > ComplexityHighThreshold && t.Count > 1)
{
//Console.WriteLine(c.EndPoint - c.StartPoint);
c.task = new Thread(() => ParseThread(c));
c.task.Start();
}
/*
* else if (c.EndPoint - c.Index > ComplexityLowThreshold && t.Count > 1)
* {
* c.task = new Thread(() => Parse(c));
* c.task.Start();
* }*/
}
JSONNode rtn = null;
int ni = t.StartPoint + 1; //nowindex
int ti = 0; //tree index
int nei = 0;
int nextSeparator;
if (s[t.StartPoint] == '{')
{
rtn = new JSONObject();
t.node = rtn;
if (t.separator.Count == 1)
{
nextSeparator = t.separator.Dequeue();
if (s[nextSeparator] == '}')
{
return;
}
else
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return;
}
}
while (0 < t.separator.Count)
{
nextSeparator = t.separator.Dequeue();
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
if (s[nextSeparator] != ':')
{
threadException = new JSONSyntaxErrorCollonNotExist(nextSeparator);
return;
}
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
string keystr;
if (s[nei] == '"' && s[ni] == '"')
{
keystr = s.Substring(ni + 1, nei - ni - 1);
}
else
{
threadException = new JSONSyntaxErrorKeyNotExist(ni);
return;
}
ni = (nextSeparator + 1);
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
nextSeparator = t.separator.Dequeue();
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
char k = s[ni];
if (k != '{' && k != '[')
{
try
{
rtn[keystr] = _parse[k](ni, nei);
}
catch
{
threadException = new JSONSyntaxErrorValueNotExist(ni);
return;
}
}
else
{
ComplexTree <object> child = t[ti];
if (child.EndPoint != nei)
{
threadException = new JSONSyntaxErrorCommaNotExist(t[ti].EndPoint);
return;
}
if (child.task == null)
{
rtn[keystr] = Parse(child);
}
else
{
child.nodeIndex = rtn.Count;
rtn[keystr] = JSONNull.NullStatic;
}
//rtn[keystr] = child.task == null ? Parse(child, _s) : child.task.Result;
ti++;
}
if (s[nextSeparator] != ',' && s[nextSeparator] != '}')
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return;
}
ni = nextSeparator + 1;
}
}
else// if (_s[si] == '[')
{
rtn = new JSONArray();
t.node = rtn;
if (t.separator.Count == 1)
{
nextSeparator = t.separator.Dequeue();
if (s[nextSeparator] == ']')
{
return;
}
else
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return;
}
}
while (0 < t.separator.Count)
{
nextSeparator = t.separator.Dequeue();
while (s[ni] <= ' ')
{
ni++; //find next non whitespace
}
nei = nextSeparator - 1;
while (s[nei] <= ' ')
{
--nei; //find end non whitespace
}
char k = s[ni];
if (k != '{' && k != '[')
{
try
{
rtn.Add(_parse[k](ni, nei));
}
catch
{
threadException = new JSONSyntaxErrorValueNotExist(ni);
return;
}
}
else
{
ComplexTree <object> child = t[ti];
if (child.EndPoint != nei)
{
threadException = new JSONSyntaxErrorCommaNotExist(t[ti].EndPoint);
return;
}
if (child.task == null)
{
rtn.Add(Parse(child));
}
else
{
child.nodeIndex = rtn.Count;
rtn.Add(JSONNull.NullStatic);
}
//rtn.Add( child.task == null ? Parse(child, _s) :child.task.Result);
ti++;
}
if (s[nextSeparator] != ',' && s[nextSeparator] != ']')
{
threadException = new JSONSyntaxErrorCommaNotExist(nextSeparator);
return;
}
ni = nextSeparator + 1;
}
}
if (threadException != null)
{
return;
}
foreach (ComplexTree <object> tree in t)
{
if (tree.task != null)
{
tree.task.Join();
rtn[tree.nodeIndex] = tree.node;
}
}
//Console.WriteLine("ParseEnd " + t.Index);
}//for multithread
