cyphesis/tools/EntityTraversalTask.cpp
2018-10-30 19:35:57 +01:00

115 lines
3.9 KiB
C++

/*
Copyright (C) 2013 Erik Ogenvik
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef HAVE_CONFIG_H
#endif
#include "EntityTraversalTask.h"
#include "common/serialno.h"
#include <Atlas/Objects/Operation.h>
using Atlas::Objects::Root;
using Atlas::Objects::smart_dynamic_cast;
using Atlas::Objects::Entity::Anonymous;
using Atlas::Objects::Entity::RootEntity;
using Atlas::Objects::Operation::Create;
using Atlas::Objects::Operation::Get;
using Atlas::Objects::Operation::Look;
using Atlas::Objects::Operation::Set;
using Atlas::Message::Element;
EntityTraversalTask::EntityTraversalTask(const std::string& accountId,
std::function<bool(const Atlas::Objects::Entity::RootEntity&)>& visitor) :
mAccountId(accountId), mVisitor(visitor), mSerial(0)
{
}
EntityTraversalTask::~EntityTraversalTask() = default;
void EntityTraversalTask::setup(const std::string & arg, OpVector & res)
{
Anonymous get_arg;
get_arg->setId("0");
get_arg->setObjtype("obj");
Get get;
get->setArgs1(get_arg);
get->setFrom(mAccountId);
get->setSerialno(newSerialNo());
mSerial = get->getSerialno();
res.push_back(get);
}
void EntityTraversalTask::operation(const Operation & op, OpVector & res)
{
if (!op->isDefaultRefno() && op->getRefno() == mSerial) {
if (op->getClassNo() == Atlas::Objects::Operation::INFO_NO) {
if (!op->getArgs().empty()) {
auto arg = smart_dynamic_cast<RootEntity>(
op->getArgs().front());
if (arg.isValid()) {
bool result = mVisitor(arg);
if (result) {
if (!arg->isDefaultContains()
&& !arg->getContains().empty()) {
mStack.emplace_back();
mStack.back().children = arg->getContains();
mStack.back().currentChildIterator =
mStack.back().children.begin();
getEntity(*mStack.back().currentChildIterator, res);
return;
} else {
while (!mStack.empty()) {
StackEntry& stackEntry = mStack.back();
stackEntry.currentChildIterator++;
if (stackEntry.currentChildIterator
== stackEntry.children.end()) {
mStack.pop_back();
} else {
getEntity(*stackEntry.currentChildIterator,
res);
return;
}
}
m_complete = true;
}
} else {
m_complete = true;
}
}
}
}
}
}
void EntityTraversalTask::getEntity(const std::string & id, OpVector & res)
{
Anonymous get_arg;
get_arg->setId(id);
get_arg->setObjtype("obj");
Get get;
get->setArgs1(get_arg);
get->setFrom(mAccountId);
get->setSerialno(newSerialNo());
mSerial = get->getSerialno();
res.push_back(get);
}