net.sourceforge.combean.graph.alg.lp
Class EdgesAsLPVariableSequence

java.lang.Object
  net.sourceforge.combean.mathprog.lp.model.AbstractLPVariableSequence
      net.sourceforge.combean.graph.alg.lp.EdgesAsLPVariableSequence

All Implemented Interfaces:

LPVariableSequence

public class EdgesAsLPVariableSequence
extends AbstractLPVariableSequence
implements LPVariableSequence

An LPVariableSequence which contains one variable per edge in a graph with numbered edges.

Field Summary

Fields inherited from interface net.sourceforge.combean.interfaces.mathprog.lp.model.LPVariableSequence

OFFSET_UNDEFINED

Constructor Summary

EdgesAsLPVariableSequence(String offsetId, GlobalNumberedEdgesGraphProp numberedEdges)
Constructor

Method Summary

LPVariable	getLPVariable(int localColumn) Return the LP variable for a given local column index.
int	getNumVars() Get the number of elements in the sequence.
void	setEdgeCost(FixedDoubleEdgeMap edgeCost)
void	setEdgeLowerBound(FixedDoubleEdgeMap edgeLowerBound)
void	setEdgeUpperBound(FixedDoubleEdgeMap edgeUpperBound)

Methods inherited from class net.sourceforge.combean.mathprog.lp.model.AbstractLPVariableSequence

getColumnModelIndex, getVarOffset, getVarOffsetId, isInteger, setIntegerFlag, setVarOffset, setVarOffsetId, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface net.sourceforge.combean.interfaces.mathprog.lp.model.LPVariableSequence

getVarOffset, getVarOffsetId, isInteger, setVarOffset, setVarOffsetId

Constructor Detail

EdgesAsLPVariableSequence

public EdgesAsLPVariableSequence(String offsetId,
                                 GlobalNumberedEdgesGraphProp numberedEdges)

Constructor

Parameters:

numberedEdges - the graph for which the edges shall be turned into LP variables.

Method Detail

getNumVars

public int getNumVars()

Description copied from interface: LPVariableSequence

Get the number of elements in the sequence.

Specified by:

getNumVars in interface LPVariableSequence

Returns:

the number of elements in the sequence.

getLPVariable

public LPVariable getLPVariable(int localColumn)

Description copied from interface: LPVariableSequence

Return the LP variable for a given local column index.

Specified by:

getLPVariable in interface LPVariableSequence

Parameters:

localColumn - the local column index.

Returns:

the correponding LP variable.

setEdgeCost

public final void setEdgeCost(FixedDoubleEdgeMap edgeCost)

Parameters:

edgeCost - The edgeCost to set.

setEdgeLowerBound

public final void setEdgeLowerBound(FixedDoubleEdgeMap edgeLowerBound)

Parameters:

edgeLowerBound - The edgeLowerBound to set.

setEdgeUpperBound

public final void setEdgeUpperBound(FixedDoubleEdgeMap edgeUpperBound)

Parameters:

edgeUpperBound - The edgeUpperBound to set.