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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-04-18 21:44:02 +03:00
2022-01-21 16:43:49 +00:00

99 lines
1.9 KiB
C++

/* Copyright (C) 2014 InfiniDB, Inc.
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; version 2 of
the License.
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., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
/*****************************************************************************
* $Id: rgnode.cpp 1823 2013-01-21 14:13:09Z rdempsey $
*
****************************************************************************/
#define RGNODE_DLLEXPORT
#include "rgnode.h"
#undef RGNODE_DLLEXPORT
using namespace std;
namespace BRM
{
RGNode::RGNode() : _color(0)
{
}
RGNode::RGNode(const RGNode& n) : out(n.out), in(n.in), _color(n._color)
{
}
RGNode::~RGNode()
{
set<RGNode*>::iterator it;
for (it = in.begin(); it != in.end();)
{
(*it)->out.erase(this);
in.erase(it++);
}
for (it = out.begin(); it != out.end();)
{
(*it)->in.erase(this);
out.erase(it++);
}
}
RGNode& RGNode::operator=(const RGNode& n)
{
_color = n._color;
in = n.in;
out = n.out;
return *this;
}
uint64_t RGNode::color() const
{
return _color;
}
void RGNode::color(uint64_t c)
{
_color = c;
}
void RGNode::addOutEdge(RGNode* n)
{
out.insert(n);
n->in.insert(this);
}
void RGNode::addInEdge(RGNode* n)
{
in.insert(n);
n->out.insert(this);
}
void RGNode::removeOutEdge(RGNode* n)
{
out.erase(n);
n->in.erase(this);
}
void RGNode::removeInEdge(RGNode* n)
{
in.erase(n);
n->out.erase(this);
}
} // namespace BRM