root / trunk / extensions / extGraph / src / org / gvsig / graph / solvers / IDijkstraListener.java @ 29800
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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// 24/09/2007 fjp
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// Autor: Fco. Jos? Pe?arrubia fpenarru@gmail.com
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package org.gvsig.graph.solvers; |
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import org.gvsig.graph.core.GvEdge; |
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import org.gvsig.graph.core.GvNode; |
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public interface IDijkstraListener { |
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/**
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* @param node
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* @return true if this is the final node you are searching. false otherwise.
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*/
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boolean minimumCostNodeSelected(GvNode node);
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/**
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* @param fromNode
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* @param edge
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* @return true if this edge is valid for the solver. false if the algorithm should
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* bypass this edge
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*/
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boolean adjacentEdgeVisited(GvNode fromNode, GvEdge edge);
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} |