bool Foam::entry::New(dictionary& parentDict, Istream& is)
{
is.fatalCheck("entry::New(const dictionary& parentDict, Istream&)");
keyType keyword;
// Get the next keyword and if invalid return false
if (!getKeyword(keyword, is))
{
return false;
}
else // Keyword starts entry ...
{
if (keyword[0] == '#') // ... Function entry
{
word functionName = keyword(1, keyword.size()-1);
return functionEntry::execute(functionName, parentDict, is);
}
else if (keyword[0] == '$') // ... Substitution entry
{
parentDict.substituteKeyword(keyword);
return true;
}
else if (keyword == "include") // ... For backward compatibility
{
return functionEntries::includeEntry::execute(parentDict, is);
}
else // ... Data entries
{
token nextToken(is);
is.putBack(nextToken);
// Deal with duplicate entries
bool mergeEntry = false;
// See (using exact match) if entry already present
entry* existingPtr = parentDict.lookupEntryPtr
(
keyword,
false,
false
);
if (existingPtr)
{
if (functionEntries::inputModeEntry::merge())
{
mergeEntry = true;
}
else if (functionEntries::inputModeEntry::overwrite())
{
// clear dictionary so merge acts like overwrite
if (existingPtr->isDict())
{
existingPtr->dict().clear();
}
mergeEntry = true;
}
else if (functionEntries::inputModeEntry::protect())
{
// read and discard the entry
if (nextToken == token::BEGIN_BLOCK)
{
dictionaryEntry dummy(keyword, parentDict, is);
}
else
{
primitiveEntry dummy(keyword, parentDict, is);
}
return true;
}
else if (functionEntries::inputModeEntry::error())
{
FatalIOErrorIn
(
"entry::New(const dictionary& parentDict, Istream&)",
is
)
<< "ERROR! duplicate entry: " << keyword
<< exit(FatalIOError);
return false;
}
}
if (nextToken == token::BEGIN_BLOCK)
{
return parentDict.add
(
new dictionaryEntry(keyword, parentDict, is),
mergeEntry
);
}
else
{
return parentDict.add
(
new primitiveEntry(keyword, parentDict, is),
mergeEntry
);
}
}
}
}
