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/*
* Sonar, open source software quality management tool.
* Copyright (C) 2009 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* Sonar 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; either
* version 3 of the License, or (at your option) any later version.
*
* Sonar 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 Sonar; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
*/
package org.sonar.squid.recognizer;
import java.util.ArrayList;
import java.util.List;
public class CodeRecognizer {
private LanguageFootprint language;
private double threshold;
public CodeRecognizer(double threshold, LanguageFootprint language) {
this.language = language;
this.threshold = threshold;
}
public final double recognition(String line) {
double probability = 0;
for (Detector pattern : language.getDetectors()) {
probability = 1 - ((1 - probability) * (1 - pattern.recognition(line)));
}
return probability;
}
public final List<String> extractCodeLines(List<String> lines) {
ArrayList<String> codeLines = new ArrayList<String>();
for (String line : lines) {
if (recognition(line) >= threshold) {
codeLines.add(line);
}
}
return codeLines;
}
public final boolean isLineOfCode(String line) {
return recognition(line) - threshold > 0;
}
}
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