FileComparator.java

package fr.tikione.steam.cleaner.util;

import java.io.File;
import java.util.Collections;
import java.util.List;

/**
 * This class performs analysis on files.
 */
public class FileComparator {
    
    private final List<File> files;
    
    private final List<Redist> redistsPatterns;
    
    private final List<Redist> checkedFiles;
    
    private final boolean onFiles;
    
    public FileComparator(List<File> files, List<Redist> redistsPatterns, List<Redist> checkedFiles, boolean onFiles) {
        this.files = Collections.unmodifiableList(files);
        this.redistsPatterns = Collections.unmodifiableList(redistsPatterns);
        this.checkedFiles = checkedFiles;
        this.onFiles = onFiles;
    }
    
    public final void start()
            throws InterruptedException {
        int nbfiles = files.size();
        //Log.info("debug: FileComparator >> number of files or folders to check: " + nbfiles);
        if (nbfiles > 0) {
            int startIdx = 0;
            int endIdx = nbfiles - 1;
            //Log.info("debug: FileComparator >> startIdx=" + startIdx + ", endIdx=" + endIdx);
            for (int pos = startIdx; pos <= endIdx; pos++) {
                Redist candidate = FileUtils.checkFile(files.get(pos), redistsPatterns);
                if (candidate != null) {
                    if (onFiles ? candidate.getFile().isFile() : candidate.getFile().isDirectory()) {
                        if (!checkedFiles.contains(candidate)) {
                            checkedFiles.add(candidate);
                        }
                    }
                }
            }
        }
    }
}