/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2011, 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.gce.imagemosaic.properties.numeric;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.geotools.factory.GeoTools;
import org.geotools.gce.imagemosaic.properties.PropertiesCollectorSPI;
import org.geotools.gce.imagemosaic.properties.RegExPropertiesCollector;
import org.geotools.util.Converter;
import org.geotools.util.NumericConverterFactory;
import org.geotools.util.logging.Logging;
import org.opengis.feature.simple.SimpleFeature;
abstract class NumericFileNameExtractor <N extends Number & Comparable<N>> extends RegExPropertiesCollector {
final static NumericConverterFactory factory = new NumericConverterFactory();
static class IntegerFileNameExtractor extends NumericFileNameExtractor<Integer>{
public IntegerFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Integer.class);
}
}
static class ShortFileNameExtractor extends NumericFileNameExtractor<Short>{
public ShortFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Short.class);
}
}
static class DoubleFileNameExtractor extends NumericFileNameExtractor<Double>{
public DoubleFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Double.class);
}
}
static class FloatFileNameExtractor extends NumericFileNameExtractor<Float>{
public FloatFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Float.class);
}
}
static class ByteFileNameExtractor extends NumericFileNameExtractor<Byte>{
public ByteFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Byte.class);
}
}
static class LongFileNameExtractor extends NumericFileNameExtractor<Long>{
public LongFileNameExtractor(PropertiesCollectorSPI spi, List<String> propertyNames,
String regex) {
super(spi, propertyNames, regex, Long.class);
}
}
private final static Logger LOGGER= Logging.getLogger(NumericFileNameExtractor.class);
private Class<? extends Number> targetClasse;
private Converter converter;
public NumericFileNameExtractor(
PropertiesCollectorSPI spi,
List<String> propertyNames,
String regex,
final Class<N> targetClass) {
super(spi, propertyNames,regex);
this.targetClasse = targetClass;
this.converter = factory.createConverter(String.class, targetClasse, GeoTools.getDefaultHints());
// if (targetClasse != null) {
// // look up a converter
// final Set<ConverterFactory> converters = Converters.getConverterFactories(String.class, targetClasse);
// if (!converters.isEmpty()) {
// this.converter = converters.iterator().next().createConverter(String.class, targetClasse, GeoTools.getDefaultHints());
// return;
// }
// throw new IllegalArgumentException("Unable to find a proper converter from String to the class:" + targetClasse);
// }
}
@Override
public void setProperties(SimpleFeature feature) {
// get all the matches and convert them in times
final List<Number> values= new ArrayList<Number>();
for(String match:getMatches()){
// try to convert to date
try {
values.add(converter.convert(match,targetClasse));
} catch (Exception e) {
if(LOGGER.isLoggable(Level.INFO))
LOGGER.log(Level.INFO,e.getLocalizedMessage(),e);
}
}
// set the properties, if we have some
if(values.size()<=0){
if(LOGGER.isLoggable(Level.FINE))
LOGGER.fine("No matches found for this property extractor:");
}
int index=0;
for(String propertyName:getPropertyNames()){
// set the property
feature.setAttribute(propertyName, values.get(index++));
// do we have more dates?
if(index>=values.size())
return;
}
}
}