89 lines
2.9 KiB
Java
89 lines
2.9 KiB
Java
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package com.earth2me.essentials.utils;
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import java.util.Collection;
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import java.util.Locale;
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import java.util.UUID;
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import java.util.regex.Pattern;
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public final class StringUtil {
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private static final Pattern INVALIDFILECHARS = Pattern.compile("[^a-z0-9-]");
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private static final Pattern STRICTINVALIDCHARS = Pattern.compile("[^a-z0-9]");
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@SuppressWarnings("CheckStyle")
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private static final Pattern INVALIDCHARS = Pattern.compile("[^\t\n\r\u0020-\u007E\u0085\u00A0-\uD7FF\uE000-\uFFFC]");
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private StringUtil() {
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}
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//Used to clean file names before saving to disk
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public static String sanitizeFileName(final String name) {
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return INVALIDFILECHARS.matcher(name.toLowerCase(Locale.ENGLISH)).replaceAll("_");
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}
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//Used to clean strings/names before saving as filenames/permissions
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public static String safeString(final String string) {
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return STRICTINVALIDCHARS.matcher(string.toLowerCase(Locale.ENGLISH)).replaceAll("_");
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}
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//Less restrictive string sanitizing, when not used as perm or filename
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public static String sanitizeString(final String string) {
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return INVALIDCHARS.matcher(string).replaceAll("");
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}
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public static String joinList(final Object... list) {
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return joinList(", ", list);
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}
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public static String joinList(final String seperator, final Object... list) {
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final StringBuilder buf = new StringBuilder();
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for (final Object each : list) {
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if (buf.length() > 0) {
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buf.append(seperator);
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}
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if (each instanceof Collection) {
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buf.append(joinList(seperator, ((Collection) each).toArray()));
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} else {
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try {
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buf.append(each.toString());
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} catch (final Exception e) {
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buf.append(each.toString());
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}
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}
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}
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return buf.toString();
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}
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public static String joinListSkip(final String seperator, final String skip, final Object... list) {
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final StringBuilder buf = new StringBuilder();
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for (final Object each : list) {
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if (each.toString().equalsIgnoreCase(skip)) {
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continue;
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}
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if (buf.length() > 0) {
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buf.append(seperator);
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}
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if (each instanceof Collection) {
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buf.append(joinListSkip(seperator, skip, ((Collection) each).toArray()));
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} else {
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try {
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buf.append(each.toString());
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} catch (final Exception e) {
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buf.append(each.toString());
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}
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}
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}
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return buf.toString();
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}
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public static UUID toUUID(final String input) {
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try {
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return UUID.fromString(input);
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} catch (final IllegalArgumentException ignored) {
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}
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return null;
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}
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}
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