/*

     This file is part of Combean.

     Combean 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.

     Combean 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 Combean; if not, write to the Free Software

     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

 /*

  * Created on 04.08.2006

  *

  */

 package net.sourceforge.combean.mathprog.lp.model;

 import net.sourceforge.combean.interfaces.mathprog.linalg.VectorOrientation;

 import net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence;

 import net.sourceforge.combean.interfaces.mathprog.lp.model.LPModelComponent;

 /**

  * Abstract base class for LP models that have a single pair of constrOffset ids

  * and come together with their constraints.

  * 

  * @author schickin

  *

  */

 public abstract class AbstractSimpleIndexLPConstrainedRows

 extends AbstractSimpleIndexLPModelComponent

 implements LPModelComponent, LPConstraintSequence {

     private int constrOffset = LPConstraintSequence.OFFSET_UNDEFINED;

     /**

      * Constructor

      * 

      * @param rowOffsetId

      * @param columnOffsetId

      */

     public AbstractSimpleIndexLPConstrainedRows(

             String rowOffsetId, String columnOffsetId) {

         super(VectorOrientation.ROWWISE, rowOffsetId, columnOffsetId);

     }

     /* (non-Javadoc)

      * @see net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence#getConstrOffset()

      */

     public int getConstrOffset() {

          return this.constrOffset;

     }

     /* (non-Javadoc)

      * @see net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence#setConstrOffset(int)

      */

     public void setConstrOffset(int globalIndex) {

         this.constrOffset = globalIndex;

     }

     /* (non-Javadoc)

      * @see net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence#getConstrOffsetId()

      */

     public String getConstrOffsetId() {

          return getRowOffsetId();

     }

     /* (non-Javadoc)

      * @see net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence#setConstrOffsetId(java.lang.String)

      */

     public void setConstrOffsetId(String offsetId) {

         setRowOffsetId(offsetId);

     }

     /* (non-Javadoc)

      * @see net.sourceforge.combean.interfaces.mathprog.lp.model.LPConstraintSequence#getNumConstrs()

      */

     public int getNumConstrs() {

         return getNumRows();

     }

 }