/**
* AnalyzerBeans
* Copyright (C) 2014 Neopost - Customer Information Management
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.analyzer.beans.stringpattern;
import java.util.HashMap;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Pattern finder to reverse engineer patterns based on a pattern string
*/
public class ReversePatternFinder extends PatternFinder<String> {
private final HashMap<TokenPattern, AtomicInteger> _patternCounts;
private final HashMap<TokenPattern, String> _patternSamples;
public ReversePatternFinder(TokenizerConfiguration configuration) {
super(new ReverseTokenizer(configuration), configuration);
_patternCounts = new HashMap<TokenPattern, AtomicInteger>();
_patternSamples = new HashMap<TokenPattern, String>();
}
@Override
protected void storeNewPattern(TokenPattern pattern, String sample, String originalPattern, int distinctCount) {
final AtomicInteger counter = new AtomicInteger(distinctCount);
_patternCounts.put(pattern, counter);
_patternSamples.put(pattern, sample);
}
@Override
protected void storeMatch(TokenPattern pattern, String sample, String originalPattern, int distinctCount) {
final AtomicInteger counter = _patternCounts.get(pattern);
counter.addAndGet(distinctCount);
}
public HashMap<TokenPattern, AtomicInteger> getPatternCounts() {
return _patternCounts;
}
public String getSample(TokenPattern pattern) {
return _patternSamples.get(pattern);
}
}