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Pozo/gist:b1ab957adb2c54c55e22

Created January 19, 2016 14:03
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  1. Pozo created this gist Jan 19, 2016.
    48 changes: 48 additions & 0 deletions gistfile1.txt
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,48 @@
    public class App {
    private static final String PATTERN = "D:\\maven-repository\\commons-cli\\commons-cli\\1.0\\commons-cli-.*.jar";

    public static void main(String[] args) {
    List<File> matches = new ArrayList<File>();
    String[] pieces = PATTERN.split("\\.\\*");

    if(pieces.length >= 2) {
    File rootFile = getRootFile(pieces[0]);
    String remainingPath = PATTERN.substring(rootFile.getPath().length()+1, PATTERN.length());
    String[] remainingPieces = remainingPath.split("\\\\");

    LinkedList<String> regexes = new LinkedList<String>();
    regexes.addAll(Arrays.asList(remainingPieces));

    find(rootFile,0, regexes,matches);

    for (File file : matches) {
    System.out.println("++" + file);
    }
    }
    }
    private static void find(File root, int level , LinkedList<String> regexes, List<File> matches) {
    if(root==null) {
    return;
    }
    if(root.isDirectory()) {
    String regex = regexes.get(level);

    for(File subFolder : root.listFiles()) {
    String name = subFolder.getName();

    if(name.matches(regex)) {
    find(subFolder,level + 1,regexes, matches);
    }
    }
    } else {
    matches.add(root);
    return;
    }
    }
    private static File getRootFile(String root) {
    int lastSlash = root.lastIndexOf("\\");
    String rootPath = root.substring(0, lastSlash);
    File rootFile = new File(rootPath);
    return rootFile;
    }
    }