/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: AStarClosedListReferencing.java
* Written by: Christian Harnisch, Ingo Besenfelder, Michael Neumann (Team 3)
*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
*
* Electric(tm) 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 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) 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 Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.routing.experimentalAStar2.storage;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarClosedListBase;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarMapBase;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarNodeBase;
public class AStarClosedListReferencing<T extends AStarNodeBase<T>> implements AStarClosedListBase<T>
{
private AStarMapBase<T> map;
private List<T> nodes = new ArrayList<T>();
public void setMap(AStarMapBase<T> map)
{
this.clearClosedList();
this.map = map;
}
/*
* (non-Javadoc)
*
* @see algorithm.AStarClosedListBase#addNodeToClosedList(algorithm.T)
*/
public void addNodeToClosedList(T node)
{
node.markAsClosed();
nodes.add(node);
}
/*
* (non-Javadoc)
*
* @see algorithm.AStarClosedListBase#findClosedNode(algorithm.Tile)
*/
public T findClosedNode(int x, int y, int z)
{
T node = map.nodeAt(x, y, z);
if (node != null && node.isClosed())
return node;
return null;
}
/*
* (non-Javadoc)
*
* @see algorithm.AStarClosedListBase#dumpClosedList()
*/
public Collection<T> dumpClosedList()
{
// nothing to dump, because all in map.
return new ArrayList<T>();
}
/*
* (non-Javadoc)
*
* @see algorithm.AStarClosedListBase#removeNodeFromClosedList(algorithm.T )
*/
public void removeNodeFromClosedList(T node)
{
// nothing to remove, just mark in map.
node.markAsNoList();
}
/*
* (non-Javadoc)
*
* @seecom.sun.electric.tool.routing.astar.t3.algorithm.AStarClosedListBase#
* clearClosedList()
*/
public void clearClosedList()
{
for (T node : this.nodes)
{
this.removeNodeFromClosedList(node);
}
this.nodes.clear();
}
}