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/* This file is part of kdev-pg-qt
Copyright (C) 2005 Roberto Raggi <roberto@kdevelop.org>
Copyright (C) 2006 Jakob Petsovits <jpetso@gmx.at>
Copyright (C) 2006 Adam Treat <treat@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kdev-pg-serialize-visitor-gen.h"
#include "kdev-pg.h"
namespace KDevPG
{
void GenerateSerializeVisitor::operator()()
{
out << "class " << globalSystem.exportMacro << " Serialize: public DefaultVisitor {" << endl
<< "public:" << endl;
out << "static void read(KDevPG::MemoryPool *p," << endl
<< "AstNode *node, QIODevice* i) { " << endl
<< "Serialize(p, node, i); " << endl
<< "}" << endl << endl;
out << "static void write(AstNode *node, QIODevice* o) { " << endl
<< "Serialize(node, o); " << endl
<< "}" << endl << endl;
out << "private:" << endl;
out << "Serialize(KDevPG::MemoryPool *p," << endl
<< "AstNode *node, QIODevice* i) : in(i) {" << endl
<< "memoryPool = p;" << endl
<< "if ( !node )" << endl
<< "node = create<" << (*globalSystem.start.begin())->mCapitalizedName << "Ast>();" << endl
<< "visitNode( node );" << endl
<< "}" << endl << endl;
out << "Serialize(AstNode *node, QIODevice *o) : out(o) {" << endl
<< "visitNode( node );" << endl
<< "}" << endl << endl;
out << "QDataStream in;" << endl;
out << "QDataStream out;" << endl << endl;
out << "// memory pool" << endl
<< "typedef KDevPG::MemoryPool memoryPoolType;" << endl
<< "KDevPG::MemoryPool *memoryPool;" << endl
<< "template <class T>" << endl
<< "inline T *create() {" << endl
<< "T *node = new (memoryPool->allocate(sizeof(T))) T();" << endl
<< "node->kind = T::KIND;" << endl
<< "return node;" << endl
<< "}" << endl;
out << "template <class T, class E>" << endl
<< "void handleListNode(const KDevPG::ListNode<T> *t, E *e) {" << endl
<< "if (in) {" << endl
//list in
<< "bool b;" << endl
<< "in >> b;" << endl
<< "if (b) {" << endl
<< "qint64 count;" << endl
<< "in >> count;" << endl
<< "for ( qint64 i = 0; i < count; ++i ) {" << endl
<< " e = create<E>();" << endl // FIXME: what about token
<< " t = KDevPG::snoc(t, e, memoryPool);" << endl
<< "}" << endl
<< "}" << endl
//end list in
<< "} else if (out) {" << endl
//list out
<<"if (t) {" << endl
<< "out << true;" << endl
<< "out << t->count();" << endl
<< "} else {" << endl
<< "out << false;" << endl
<< "}" << endl << endl
//end list out
<< "}" << endl
<< "}" << endl << endl;
out << "template <class T>" << endl
<< "void handleAstNode(T *t) {" << endl
<< "if (in) {" << endl
//ast in
<< "bool b;" << endl
<< "in >> b;" << endl
<< "if (b) {" << endl
<< "t = create<T>();" << endl
<< "in >> t->startToken;" << endl
<< "in >> t->endToken;" << endl
<< "}" << endl
//end ast in
<< "} else if (out) {" << endl
//ast out
<< "if (t) {" << endl
<< "bool b = true;" << endl
<< "out << true;" << endl
<< "out << t->startToken;" << endl
<< "out << t->endToken;" << endl
<< "} else {" << endl
<< "out << false;" << endl
<< "}" << endl << endl
//end ast out
<< "}" << endl
<< "}" << endl << endl;
out << "template <class T>" << endl
<< "void handleVariable(T *t) {" << endl
<< "if (in) {" << endl
<< "in >> t;" << endl
<< "} else if (out) {" << endl
<< "out << t;" << endl
<< "}" << endl
<< "}" << endl << endl;
GenerateSerializeVisitorRule gen(out);
for( World::SymbolSet::iterator it = globalSystem.symbols.begin();
it != globalSystem.symbols.end(); ++it )
{
gen(qMakePair(it.key(), *it));
}
out << "};" << endl;
}
void GenerateSerializeVisitorRule::operator()(QPair<QString,
Model::SymbolItem*> const &__it)
{
mNames.clear();
mVariableDeclarations.clear();
Model::SymbolItem *sym = __it.second;
bool has_members = false;
HasMemberNodes hms(has_members);
hms(sym);
out << "virtual void visit" << sym->mCapitalizedName
<< "(" << sym->mCapitalizedName << "Ast *" << "node"
<< ") {" << endl;
Model::EvolveItem *e = globalSystem.searchRule(sym);
visitNode(e);
out << "DefaultVisitor::visit" << sym->mCapitalizedName
<< "(" << "node"
<< ");" << endl;
out << "}" << endl << endl;
}
void GenerateSerializeVisitorRule::visitVariableDeclaration(Model::VariableDeclarationItem *node)
{
do
{
if (node->mStorageType != Model::VariableDeclarationItem::StorageAstMember)
break;
if (mNames.find(node->mName) != mNames.end())
break;
QString ext =
( node->mVariableType == Model::VariableDeclarationItem::TypeNode ?
"Ast" : "");
QString type = node->mType + ext;
QString name = node->mName;
if (node->mVariableType == Model::VariableDeclarationItem::TypeToken)
type = "qint64";
if (node->mIsSequence)
{
out << "{" << endl
<< type << " *e = 0;" << endl
<< "handleListNode(node->" << name << "Sequence, e);" << endl
<< "}" << endl;
}
else if (node->mVariableType == Model::VariableDeclarationItem::TypeNode)
{
out << "handleAstNode(node->" << name << ");" << endl;
}
else if (node->mVariableType == Model::VariableDeclarationItem::TypeVariable
|| node->mVariableType == Model::VariableDeclarationItem::TypeToken)
{
out << "handleVariable(&node->" << name << ");" << endl;
}
else
{
Q_ASSERT(0); // every variable type must be supported
}
mNames.insert(node->mName);
mVariableDeclarations.push_back(node);
} while(false);
DefaultVisitor::visitVariableDeclaration(node);
}
}
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