76 lines
2.2 KiB
Java
76 lines
2.2 KiB
Java
package com.leosam.tvbox.mv.utils;
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import java.nio.charset.StandardCharsets;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* @author admin
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* @since 2023/6/12 21:32
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*/
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public class StringUtils {
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public static final String EMPTY = "";
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public static boolean isNotEmpty(final CharSequence cs) {
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return !isEmpty(cs);
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}
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public static boolean isEmpty(final CharSequence cs) {
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return cs == null || cs.length() == 0;
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}
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public static String defaultIfEmpty(final String str, String defaultStr) {
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return isNotEmpty(str) ? str : defaultStr;
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}
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public static String trimToEmpty(final String str) {
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return str == null ? EMPTY : str.trim();
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}
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public static List<String> reverseSplit(String s, String delimiter, int limit) {
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List<String> result = new ArrayList<>();
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if (s == null || delimiter == null || limit <= 0) {
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return result;
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}
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int lastIndex = s.lastIndexOf(delimiter);
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while (limit > 1 && lastIndex != -1) {
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result.add(0, s.substring(lastIndex + delimiter.length()));
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s = s.substring(0, lastIndex);
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lastIndex = s.lastIndexOf(delimiter);
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limit--;
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}
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result.add(0, s);
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return result;
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}
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public static String cleanString(String s) {
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// 去除乱码 以ISO8859-1方式读取UTF-8编码的中文
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if (s.contains("ç") ||
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s.contains("å") ||
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s.contains("ğ") ||
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s.contains("è") ||
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s.contains("â") ||
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s.contains("Š") ||
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s.contains("ã") ||
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s.contains("é") ||
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s.contains("æ") ||
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s.contains("§") ||
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s.contains("ï")) {
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s = new String(s.getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8);
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}
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s = s
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.replace('（', ' ')
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.replace('）', ' ')
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.replace('(', ' ')
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.replace(')', ' ')
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.replace('/', ' ')
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.replace('[', ' ')
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.replace(']', ' ')
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.trim();
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return s;
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}
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}
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