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package de.danoeh.antennapod.util;
import java.util.Arrays;
/** Generates valid filenames for a given string. */
public class FileNameGenerator {
private static final char[] ILLEGAL_CHARACTERS = { '/', '\\', '?', '%',
'*', ':', '|', '"', '<', '>' };
static {
Arrays.sort(ILLEGAL_CHARACTERS);
}
private FileNameGenerator() {
}
/**
* This method will return a new string that doesn't contain any illegal
* characters of the given string.
*/
public static String generateFileName(String string) {
StringBuilder builder = new StringBuilder();
for (int i = 0; i < string.length(); i++) {
char c = string.charAt(i);
if (Arrays.binarySearch(ILLEGAL_CHARACTERS, c) < 0) {
builder.append(c);
}
}
return builder.toString().replaceFirst(" *$","");
}
public static long generateLong(final String str) {
return str.hashCode();
}
}
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