/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.unidata.geoloc.ogc;
import org.jdom.output.XMLOutputter;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.Namespace;
import java.io.PrintWriter;
import java.io.IOException;
/**
* Helper class to write a CRS in GML given a ucar.nc2.CoordinateSystem.
*
* @author edavis
* @since 4.0
*/
public class CoordRefSysToGML
{
private org.slf4j.Logger logger =
org.slf4j.LoggerFactory.getLogger( CoordRefSysToGML.class );
protected static final Namespace gmlNS = Namespace.getNamespace( "http://www.opengis.net/gml" );
protected static final Namespace xlinkNS = Namespace.getNamespace( "xlink", "http://www.w3.org/1999/xlink" );
public static void writeCoordRefSysAsGML( PrintWriter pw, ucar.nc2.dataset.CoordinateSystem coordSys )
throws IOException
{
XMLOutputter xmlOutputter = new XMLOutputter( org.jdom.output.Format.getPrettyFormat() );
xmlOutputter.output( genCoordRefSysAsGML( coordSys), pw );
}
public static Document genCoordRefSysAsGML( ucar.nc2.dataset.CoordinateSystem coordSys )
{
if ( coordSys == null )
throw new IllegalArgumentException( "CoordinateSystem must be non-null.");
if ( ! coordSys.isGeoReferencing())
throw new IllegalArgumentException( "CoordinateSystem must be a georeferencing CS.");
Element xyCrsElem;
if ( coordSys.isGeoXY())
{
xyCrsElem = genProjectedCRS( coordSys.getProjection());
}
else
{
coordSys.getLatAxis();
coordSys.getLonAxis();
}
Element rootElem = new Element( "CompoundCRS", gmlNS );
rootElem.addContent( "" );
rootElem.addNamespaceDeclaration( gmlNS );
rootElem.addNamespaceDeclaration( xlinkNS );
// rootElem.setAttribute( "version", this.getVersion() );
return new Document( rootElem );
}
public static Element genProjectedCRS( ucar.unidata.geoloc.Projection proj )
{
Element projElem = new Element( "ProjectedCRS", gmlNS );
projElem.setAttribute( "id", "", gmlNS );
projElem.addContent(
new Element( "identifier", gmlNS)
.setAttribute( "codeSpace", "", gmlNS)
.addContent( "") );
projElem.addContent( new Element( "name", gmlNS).addContent( proj.getName()));
projElem.addContent( new Element( "scope", gmlNS).addContent( ""));
projElem.addContent( new Element( "conversion", gmlNS).addContent( ""));
return projElem;
}
}