41 lines
1.5 KiB
Java
41 lines
1.5 KiB
Java
package app.fedilab.fedilabtube.helper;
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/* Copyright 2020 Thomas Schneider
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*
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* This file is a part of TubeLab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with TubeLab; if not,
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* see <http://www.gnu.org/licenses>. */
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import java.util.Arrays;
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/**
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* Work from https://stackoverflow.com/a/26420820
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*/
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public class FileNameCleaner {
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private final static int[] illegalChars = {34, 60, 62, 124, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 58, 42, 63, 92, 47};
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static {
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Arrays.sort(illegalChars);
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}
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public static String cleanFileName(String badFileName) {
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StringBuilder cleanName = new StringBuilder();
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int len = badFileName.codePointCount(0, badFileName.length());
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for (int i = 0; i < len; i++) {
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int c = badFileName.codePointAt(i);
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if (Arrays.binarySearch(illegalChars, c) < 0) {
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cleanName.appendCodePoint(c);
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}
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}
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return cleanName.toString();
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}
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} |