/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2006 by:
EXSE, Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Andreas Poth
lat/lon GmbH
Aennchenstr. 19
53115 Bonn
Germany
E-Mail: poth@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
---------------------------------------------------------------------------*/
package org.deegree.model.spatialschema;
import java.io.Serializable;
import org.deegree.model.crs.CoordinateSystem;
/**
* default implementation of the OrientablePrimitive interface from
* package jago.model. the implementation is abstract because it
* doesn't make sense to instantiate it.
*
* <p>------------------------------------------------------------</p>
* @version 8.6.2001
* @author Andreas Poth
* <p>
*/
abstract class OrientablePrimitiveImpl extends PrimitiveImpl
implements OrientablePrimitive, Serializable {
/** Use serialVersionUID for interoperability. */
private final static long serialVersionUID = 5655221930434396483L;
protected char orientation = '+';
/**
* the constructor sets the curves orientation
*
* @param crs spatial reference system of the geometry
* @param orientation orientation of the curve ('+'|'-')
*
* @exception GeometryException will be thrown if orientation is invalid
*/
protected OrientablePrimitiveImpl( CoordinateSystem crs, char orientation )
throws GeometryException {
super( crs );
setOrientation( orientation );
}
/**
* returns the orientation of a curve
*
* @return curve orientation ('+'|'-')
*
* @uml.property name="orientation"
*/
public char getOrientation() {
return orientation;
}
/**
* sets the curves orientation
*
* @param orientation orientation of the curve ('+'|'-')
*
* @exception GeometryException will be thrown if orientation is invalid
*
* @uml.property name="orientation"
*/
public void setOrientation(char orientation) throws GeometryException {
if ((orientation != '+') && (orientation != '-')) {
throw new GeometryException(orientation
+ " isn't a valid direction");
}
this.orientation = orientation;
}
}/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: OrientablePrimitiveImpl.java,v $
Revision 1.7 2006/07/12 14:46:15 poth
comment footer added
********************************************************************** */