/// <exception cref="Kirikiri.Tjs2.TJSException"></exception>
private SymbolData AddTo(string name, SymbolData[] newdata, int newhashmask)
{
// similar to Add, except for adding member to new hash space.
if (name == null)
{
return null;
}
// at this point, the member must not exist in destination hash space
int hash;
hash = name.GetHashCode();
SymbolData lv1 = newdata[hash & newhashmask];
SymbolData data;
if ((lv1.mSymFlags & SYMBOL_USING) != 0)
{
// lv1 is using
// make a chain and insert it after lv1
data = new SymbolData();
data.SelfClear();
data.mNext = lv1.mNext;
lv1.mNext = data;
data.SetName(name, hash);
data.mSymFlags |= SYMBOL_USING;
}
else
{
// lv1 is unused
if ((lv1.mSymFlags & SYMBOL_INIT) == 0)
{
lv1.SelfClear();
}
lv1.SetName(name, hash);
lv1.mSymFlags |= SYMBOL_USING;
data = lv1;
}
// count is not incremented
return data;
}
// Adds the symbol, returns the newly created data;
// if already exists, returns the data.
/// <exception cref="Kirikiri.Tjs2.TJSException"></exception>
private SymbolData Add(string name)
{
// add a data element named "name".
// return existing element if the element named "name" is already alive.
if (name == null)
{
return null;
}
SymbolData data;
data = Find(name);
if (data != null)
{
// the element is already alive
return data;
}
int hash = name.GetHashCode();
int pos = (hash & mHashMask);
//if( LOGD ) Logger.log("Symbol Pos:"+pos);
SymbolData lv1 = mSymbols[pos];
if ((lv1.mSymFlags & SYMBOL_USING) != 0)
{
// lv1 is using
// make a chain and insert it after lv1
data = new SymbolData();
data.SelfClear();
data.mNext = lv1.mNext;
lv1.mNext = data;
data.SetName(name, hash);
data.mSymFlags |= SYMBOL_USING;
}
else
{
// lv1 is unused
if ((lv1.mSymFlags & SYMBOL_INIT) == 0)
{
lv1.SelfClear();
}
lv1.SetName(name, hash);
lv1.mSymFlags |= SYMBOL_USING;
data = lv1;
}
mCount++;
return data;
}