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/* Copyright (C) 2003 MySQL AB
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include "NodeGroup.hpp"
#include <NdbOut.hpp>
//#define NODE_GROUP_DEBUG
NodeGroup::NodeGroup(Uint32 nodeGrp) {
m_nodeGrp = nodeGrp;
m_primaryNode = 0;
}
NodeGroup::~NodeGroup() {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++) {
delete m_nodeConnectList[i];
m_nodeConnectList.erase(i);
}
}
void
NodeGroup::addNode(Uint32 nodeId, bool connected) {
#ifdef NODE_GROUP_DEBUG
ndbout_c("NodeGroup: addNode(nodeId=%d, connected=%d), nodegrp=%d",
nodeId, connected, m_nodeGrp);
#endif
/**
* If node already in node group, then do nothing except
* setting the connect statusflag for the node (in case it
* has changed).
*/
for(Uint32 i=0; i < m_nodeConnectList.size(); i++)
if(m_nodeConnectList[i]->nodeId == nodeId) {
m_nodeConnectList[i]->connected = connected;
return;
}
/**
* If node not already in node group, then add node
*/
m_nodeConnectList.push_back(new NodeConnectInfo(nodeId, connected));
sort();
#ifdef NODE_GROUP_DEBUG
for(Uint32 i=0; i < m_nodeConnectList.size(); i++)
ndbout_c("NodeGroup: NodeId=%d", m_nodeConnectList[i]->nodeId);
#endif
}
/**
* crappy sort
*/
void NodeGroup::sort() {
NodeConnectInfo * tmp;
if(m_nodeConnectList.size()<2)
return;
for(Uint32 i=0; i < m_nodeConnectList.size()-1; i++) {
for(Uint32 j=m_nodeConnectList.size()-1;j>i+1; j--) {
if(m_nodeConnectList[j]->nodeId < m_nodeConnectList[j-1]->nodeId) {
tmp=m_nodeConnectList[j];
m_nodeConnectList[j]=m_nodeConnectList[j-1];
m_nodeConnectList[j-1]=tmp;
}
}
}
}
Uint32
NodeGroup::getFirstConnectedNode() {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++){
if(m_nodeConnectList[i]->connected)
return m_nodeConnectList[i]->nodeId;
}
return 0;
}
Uint32
NodeGroup::getNodeGrp() {
return m_nodeGrp;
}
Vector <NodeConnectInfo *> *
NodeGroup::getNodeConnectList(){
return &m_nodeConnectList;
}
void
NodeGroup::setNodeConnectStatus(Uint32 nodeId, bool connected) {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++){
if(m_nodeConnectList[i]->nodeId==nodeId) {
m_nodeConnectList[i]->connected=connected;
break;
}
}
}
bool
NodeGroup::isConnected(Uint32 nodeId) {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++){
if(m_nodeConnectList[i]->nodeId == nodeId) {
return m_nodeConnectList[i]->connected;
}
}
REPABORT1("Check for non-existing node to be connected", nodeId);
}
bool
NodeGroup::fullyConnected() {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++){
if(!(m_nodeConnectList[i]->connected))
return false;
}
return true;
}
bool
NodeGroup::connectedNodeGrp() {
for(Uint32 i=0; i<m_nodeConnectList.size(); i++){
if(m_nodeConnectList[i]->connected) {
return true;
}
}
return false;
}
bool
NodeGroup::exists(Uint32 nodeId) {
for(Uint32 i=0;i<m_nodeConnectList.size();i++) {
if(m_nodeConnectList[i]->nodeId==nodeId)
return true;
}
return false;
}
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