/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2008-2014, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.data.wfs.internal.v2_0;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.logging.Level;
import javax.xml.XMLConstants;
import net.opengis.ows11.KeywordsType;
import net.opengis.ows11.LanguageStringType;
import net.opengis.ows11.WGS84BoundingBoxType;
import net.opengis.wfs20.FeatureTypeType;
import net.opengis.wfs20.OutputFormatListType;
import org.geotools.data.wfs.internal.FeatureTypeInfo;
import org.geotools.data.wfs.internal.Loggers;
import org.geotools.geometry.jts.ReferencedEnvelope;
import org.geotools.referencing.CRS;
import org.geotools.referencing.crs.DefaultGeographicCRS;
import org.opengis.referencing.FactoryException;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.opengis.referencing.operation.TransformException;
public class FeatureTypeInfoImpl implements FeatureTypeInfo {
private final FeatureTypeType eType;
public FeatureTypeInfoImpl(FeatureTypeType eType) {
this.eType = eType;
}
@Override
public String getTitle() {
return eType.getTitle() == null || eType.getTitle().isEmpty() ? null : String.valueOf(eType
.getTitle().get(0));
}
@Override
public Set<String> getKeywords() {
@SuppressWarnings("unchecked")
List<KeywordsType> keywords = eType.getKeywords();
Set<String> ret;
if (keywords == null) {
ret = Collections.emptySet();
} else {
ret = new HashSet<String>();
for (KeywordsType k : keywords) {
@SuppressWarnings("unchecked")
List<LanguageStringType> keyword = k.getKeyword();
for (LanguageStringType ls : keyword) {
ret.add(ls.getValue());
}
}
ret.remove(null);
}
return ret;
}
@Override
public String getDescription() {
return eType.getAbstract() == null || eType.getAbstract().isEmpty() ? null : String
.valueOf(eType.getAbstract().get(0));
}
@Override
public String getName() {
return eType.getName().getLocalPart();
}
@Override
public URI getSchema() {
String namespaceURI = eType.getName().getNamespaceURI();
try {
return XMLConstants.NULL_NS_URI.equals(namespaceURI) ? null : new URI(namespaceURI);
} catch (URISyntaxException e) {
return null;
}
}
@Override
public ReferencedEnvelope getBounds() {
ReferencedEnvelope wgs84Bounds = getWGS84BoundingBox();
CoordinateReferenceSystem crs = getCRS();
if (null == crs) {
return wgs84Bounds;
}
ReferencedEnvelope nativeBounds;
try {
nativeBounds = wgs84Bounds.transform(crs, true);
} catch (TransformException e) {
Loggers.MODULE.log(Level.WARNING, "Can't transform bounds of " + getName() + " to "
+ getDefaultSRS(), e);
nativeBounds = new ReferencedEnvelope(crs);
} catch (FactoryException e) {
Loggers.MODULE.log(Level.WARNING, "Can't transform bounds of " + getName() + " to "
+ getDefaultSRS(), e);
nativeBounds = new ReferencedEnvelope(crs);
}
return nativeBounds;
}
@Override
public String getDefaultSRS() {
return eType.getDefaultCRS();
}
@Override
public CoordinateReferenceSystem getCRS() {
CoordinateReferenceSystem crs = null;
String defaultSRS = eType.getDefaultCRS();
if (null != defaultSRS) {
try {
crs = CRS.decode(defaultSRS);
} catch (Exception e) {
e.printStackTrace();
}
}
return crs;
}
@Override
public ReferencedEnvelope getWGS84BoundingBox() {
List<WGS84BoundingBoxType> bboxList = eType.getWGS84BoundingBox();
if (bboxList != null && bboxList.size() > 0) {
WGS84BoundingBoxType bboxType = bboxList.get(0);
@SuppressWarnings("unchecked")
List<Double> lowerCorner = bboxType.getLowerCorner();
@SuppressWarnings("unchecked")
List<Double> upperCorner = bboxType.getUpperCorner();
double minLon = (Double) lowerCorner.get(0);
double minLat = (Double) lowerCorner.get(1);
double maxLon = (Double) upperCorner.get(0);
double maxLat = (Double) upperCorner.get(1);
ReferencedEnvelope latLonBounds = new ReferencedEnvelope(minLon, maxLon, minLat,
maxLat, DefaultGeographicCRS.WGS84);
return latLonBounds;
}
return null;
}
@Override
public List<String> getOtherSRS() {
return eType.getOtherCRS();
}
@Override
public Set<String> getOutputFormats() {
final OutputFormatListType outputFormats = eType.getOutputFormats();
if (null == outputFormats) {
return Collections.emptySet();
}
List<String> ftypeDeclaredFormats = outputFormats.getFormat();
if (null == ftypeDeclaredFormats || ftypeDeclaredFormats.isEmpty()) {
return Collections.emptySet();
}
return new HashSet<String>(ftypeDeclaredFormats);
}
@Override
public String getAbstract() {
StringBuffer sb = new StringBuffer();
for (Object a : eType.getAbstract()) {
sb.append(a);
sb.append(" ");
}
sb.setLength(sb.length()-1);
return sb.toString();
}
}