27 lines
857 B
Java
27 lines
857 B
Java
package app.fedilab.android.helper;
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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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} |