public IWoodInterface Add(IWoodInterface branch)
{
var temp = chars[branch.GetChar()];
if (temp == null)
chars[branch.GetChar()] = branch;
else
{
switch (branch.Status)
{
case 1:
if (temp.Status == 3)
{
temp.Status = 2;
}
break;
case 3:
if (temp.Status == 1)
{
temp.Status = 2;
}
temp.Param = branch.Param;
break;
}
}
return chars[branch.GetChar()];
}
/// <summary>
/// 用户自己定义的词典
/// </summary>
/// <param name="forests"></param>
public ToAnalysis(params IWoodInterface[] forests)
{
if (forests == null)
{
forests = new IWoodInterface[] {UserDefineLibrary.Forest};
}
Forests = forests;
}
/// <summary>
/// 插入一个词
/// </summary>
/// <param name="forest"></param>
/// <param name="temp"></param>
public static void InsertWord(IWoodInterface forest, string temp)
{
var param = temp.Split('\t');
temp = param[0];
var resultParams = new string[param.Length - 1];
for (var j = 1; j < param.Length; j++)
{
resultParams[j - 1] = param[j];
}
InsertWord(forest, temp, resultParams);
}
public IWoodInterface Add(IWoodInterface branch)
{
if (_branches == null)
{
_branches = new IWoodInterface[0];
}
var bs = AnsjArrays.BinarySearch(_branches, branch.GetChar());
if (bs >= 0)
{
this._branch = _branches[bs];
switch (branch.Status)
{
case 0:
_branch.Status = 1;
break;
case 1:
if (_branch.Status == 3)
{
_branch.Status = 2;
}
break;
case 3:
if (_branch.Status != 3)
{
_branch.Status = 2;
}
_branch.Param = branch.Param;
break;
}
return _branch;
}
var newBranches = new IWoodInterface[_branches.Length + 1];
var insert = -(bs + 1);
Array.Copy(_branches, 0, newBranches, 0, insert);
Array.Copy(_branches, insert, newBranches, insert + 1, _branches.Length - insert);
newBranches[insert] = branch;
_branches = newBranches;
return branch;
}
private string AllWords()
{
if ((!_isBack) || (_i == _chars.Length - 1))
{
_i = (_root - 1);
}
for (_i += 1; _i < _chars.Length; _i = (_i + 1))
{
_branch = _branch.Get(_chars[_i]);
if (_branch == null)
{
_root += 1;
_branch = _forest;
_i = (_root - 1);
_isBack = false;
}
else
{
switch (_branch.Status)
{
case 2:
_isBack = true;
Offe = (_tempOffe + _root);
_param = _branch.Param;
return new string(_chars, _root, _i - _root + 1);
case 3:
Offe = (_tempOffe + _root);
_str = new string(_chars, _root, _i - _root + 1);
_param = _branch.Param;
_branch = _forest;
_isBack = false;
_root += 1;
return _str;
}
}
}
_tempOffe += _chars.Length;
return null;
}
public GetWord(Forest forest, char[] chars)
{
_chars = chars;
_forest = forest;
_branch = forest;
}
public void Reset(string content)
{
Offe = 0;
_status = 0;
_root = 0;
_i = _root;
_isBack = false;
_tempOffe = 0;
_chars = content.ToCharArray();
_branch = _forest;
}
public GetWord(Forest forest, string content)
{
_chars = content.ToCharArray();
_forest = forest;
_branch = forest;
}
private string FrontWords()
{
for (; _i < _chars.Length + 1; _i++)
{
if (_i == _chars.Length)
{
_branch = null;
}
else
{
_branch = _branch.Get(_chars[_i]);
}
if (_branch == null)
{
_branch = _forest;
if (_isBack)
{
Offe = _root;
_str = new string(_chars, _root, _tempOffe);
if ((_root > 0) && (IsE(_chars[(_root - 1)])) && (IsE(_str[0])))
{
_str = Emptystring;
}
if ((_str.Length != 0) && (_root + _tempOffe < _chars.Length) && (IsE(_str[_str.Length - 1]))
&& (IsE(_chars[(_root + _tempOffe)])))
{
_str = Emptystring;
}
if (_str.Length == 0)
{
_root += 1;
_i = _root;
}
else
{
_i = (_root + _tempOffe);
_root = _i;
}
_isBack = false;
if (Emptystring.Equals(_str))
{
return Emptystring;
}
return _str;
}
_i = _root;
_root += 1;
}
else
{
switch (_branch.Status)
{
case 2:
_isBack = true;
_tempOffe = (_i - _root + 1);
_param = _branch.Param;
break;
case 3:
Offe = _root;
_str = new string(_chars, _root, _i - _root + 1);
var temp = _str;
if ((_root > 0) && (IsE(_chars[(_root - 1)])) && (IsE(_str[0])))
{
_str = Emptystring;
}
if ((_str.Length != 0) && (_i + 1 < _chars.Length) && (IsE(_str[(_str.Length - 1)]))
&& (IsE(_chars[(_i + 1)])))
{
_str = Emptystring;
}
_param = _branch.Param;
_branch = _forest;
_isBack = false;
if (temp.Length > 0)
{
_i += 1;
_root = _i;
}
else
{
_i = (_root + 1);
}
if (Emptystring.Equals(_str))
{
return Emptystring;
}
return _str;
}
}
}
_tempOffe += _chars.Length;
return null;
}
private static void InsertWord(IWoodInterface forest, string temp, string[] param)
{
var branch = forest;
var chars = temp.ToCharArray();
for (var i = 0; i < chars.Length; i++)
{
if (chars.Length == i + 1)
{
branch.Add(new Branch(chars[i], 3, param));
}
else
{
branch.Add(new Branch(chars[i], 1, null));
}
branch = branch.Get(chars[i]);
}
}
public void Recognition()
{
foreach (var forest in _forests)
{
if (forest == null)
{
continue;
}
Reset();
_forest = forest;
_branch = forest;
var length = _terms.Length - 1;
for (var i = 0; i < length; i++)
{
if (_terms[i] == null)
continue;
bool flag;
if (Equals(_branch, forest))
{
flag = false;
}
else
{
flag = true;
}
_branch = termStatus(_branch, _terms[i]);
if (_branch == null)
{
if (_offe != -1)
{
i = _offe;
}
Reset();
}
else if (_branch.Status == 3)
{
_endOffe = i;
_tempNature = _branch.Param[0];
_tempFreq = getInt(_branch.Param[1], 50);
if (_offe != -1 && _offe < _endOffe)
{
i = _offe;
MakeNewTerm();
Reset();
}
else
{
Reset();
}
}
else if (_branch.Status == 2)
{
_endOffe = i;
if (_offe == -1)
{
_offe = i;
}
else
{
_tempNature = _branch.Param[0];
_tempFreq = getInt(_branch.Param[1], 50);
if (flag)
{
MakeNewTerm();
}
}
}
else if (_branch.Status == 1)
{
if (_offe == -1)
{
_offe = i;
}
}
}
if (_offe != -1 && _offe < _endOffe)
{
MakeNewTerm();
}
}
}
/// <summary>
/// 传入一个term 返回这个term的状态
/// </summary>
/// <param name="branch"></param>
/// <param name="term"></param>
/// <returns></returns>
private IWoodInterface termStatus(IWoodInterface branch, Term term)
{
var name = term.Name;
for (var j = 0; j < name.Length; j++)
{
branch = branch.Get(name.charAt(j));
if (branch == null)
{
return null;
}
}
return branch;
}
/// <summary>
/// 重置
/// </summary>
private void Reset()
{
_offe = -1;
_endOffe = -1;
_tempFreq = 50;
_tempNature = null;
_branch = _forest;
}
