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package ihl.datanet;
import ihl.IHLMod;
import ihl.flexible_cable.NodeEntity;
import ihl.interfaces.IDataNode;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import net.minecraft.nbt.NBTTagCompound;
public class DataNet {
public Map<Integer, DataGrid> grids = new HashMap();
private int griduid=0;
public DataNet()
{
}
public int getNewUniqueGridID()
{
for(int i=0;i<Integer.MAX_VALUE;i++)
{
if(grids.get(++griduid)==null)
{
return griduid;
}
}
return -1;
}
public int mergeGrids(int gridID, int gridID2)
{
if(gridID==-1 && gridID2!=-1)
{
return gridID2;
}
else if(gridID!=-1 && gridID2==-1)
{
return gridID;
}
else if(gridID==-1 && gridID2==-1)
{
int newGridID=this.getNewUniqueGridID();
DataGrid cgrid;
cgrid=new DataGrid();
grids.put(newGridID, cgrid);
return newGridID;
}
else if(gridID!=gridID2)
{
Iterator<IDataNode> tei = grids.get(gridID2).telist.iterator();
while(tei.hasNext())
{
IDataNode te = tei.next();
te.setDataGrid(gridID);
}
grids.remove(gridID2);
return gridID;
}
return gridID2;
}
public DataGrid getGrid(int gridID)
{
if(this.grids.get(gridID)==null)
{
DataGrid cgrid;
cgrid=new DataGrid();
grids.put(gridID, cgrid);
return cgrid;
}
else
{
return this.grids.get(gridID);
}
}
public void splitGrids(int gridID)
{
DataGrid grid1 = this.grids.get(gridID);
Set<IDataNode> excludedNodes = grid1.getListOfExcludedNodes();
if(!excludedNodes.isEmpty())
{
if(grid1.telist.size()==1)
{
IDataNode singleNode = grid1.telist.iterator().next();
singleNode.setDataGrid(-1);
grid1.telist.remove(singleNode);
}
if(excludedNodes.size()==1)
{
IDataNode singleNode = excludedNodes.iterator().next();
singleNode.setDataGrid(-1);
}
else //Form a new grid
{
int newGridId = this.getNewUniqueGridID();
Iterator<IDataNode> excludedNodesI = excludedNodes.iterator();
while(excludedNodesI.hasNext())
{
excludedNodesI.next().setDataGrid(newGridId);
}
}
}
}
public void removeCableEntities(NBTTagCompound cable)
{
int uid = cable.getInteger("chainUID");
Set<NodeEntity> cs = IHLMod.proxy.nodeEntityRegistry.get(uid);
if(cs!=null)
{
for(NodeEntity ne:cs)
{
if(ne!=null)
{
ne.setDead();
}
}
}
}
}
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