/*
* The JCS Conflation Suite (JCS) is a library of Java classes that
* can be used to build automated or semi-automated conflation solutions.
*
* Copyright (C) 2003 Vivid Solutions
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* For more information, contact:
*
* Vivid Solutions
* Suite #1A
* 2328 Government Street
* Victoria BC V8T 5G5
* Canada
*
* (250)385-6040
* www.vividsolutions.com
*/
package com.vividsolutions.jcs.conflate.polygonmatch;
import com.vividsolutions.jump.feature.Feature;
import com.vividsolutions.jump.feature.FeatureCollection;
import com.vividsolutions.jump.task.TaskMonitor;
import java.util.Iterator;
import java.util.Map;
import java.util.TreeMap;
/**
* Applies a FeatureMatcher to each item in a FeatureCollection
*/
public class BasicFCMatchFinder implements FCMatchFinder {
/**
* Creates a FeatureCollectionMatcher that uses the given FeatureMatcher.
* @param matcher typically a composite of other FeatureMatchers
*/
public BasicFCMatchFinder(FeatureMatcher matcher) {
this.matcher = matcher;
}
private FeatureMatcher matcher;
@Override
public Map match(
FeatureCollection targetFC,
FeatureCollection candidateFC,
TaskMonitor monitor) {
monitor.allowCancellationRequests();
monitor.report("Finding matches");
TreeMap map = new TreeMap();
int featuresProcessed = 0;
int totalFeatures = targetFC.size();
for (Iterator i = targetFC.iterator();
i.hasNext() && !monitor.isCancelRequested();
) {
Feature subjectFeature = (Feature) i.next();
featuresProcessed++;
monitor.report(featuresProcessed, totalFeatures, "features");
map.put(subjectFeature, matcher.match(subjectFeature, candidateFC));
}
return map;
}
}